Alternatives to grommunio
Compare grommunio alternatives for your business or organization using the curated list below. SourceForge ranks the best alternatives to grommunio in 2026. Compare features, ratings, user reviews, pricing, and more from grommunio competitors and alternatives in order to make an informed decision for your business.
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1
Proton Mail
Proton AG
Proton Mail is the simplest way to protect your communications with built-in end-to-end encryption. Prevent data breaches, stay compliant with regulations like GDPR and HIPAA, and earn client trust. Protected by Swiss privacy laws and trusted by over 50,000 businesses, Proton Mail keeps your business data confidential and under your control. With Proton Mail and Calendar, your team can securely manage their inbox and schedule, while your organization maintains a professional presence with support for custom email domains and personalized branding. And with the Easy Switch tool, migrating from Google or Microsoft is seamless, no IT expertise required. -
2
eM Client
eM Client
Boost your email and skyrocket your productivity with the best email client for Windows and macOS. eM Client is a fully-featured email client with a clean and easy-to-use interface. It also offers features for calendars, tasks, contacts, notes, and chat. eM Client's compatibility is unmatched. You can connect to any email service – it will work. This email client works seamlessly with Google Workspace, Office 365, Outlook, Exchange and virtually all conceivable email technologies. Integrates with Online meeting tools such as Zoom, MS Teams, Google Meet and more. eM Client enhances email communication for professionals and home users alike. It is the only email app on the market with the full support of server-side rules and search, instant message translation, "Snooze email" and “Watch for reply” features + easy to use email encryption (PGP and S/MIME). It also works perfectly with Gmail, including support for tags and signature synchronization.Starting Price: $59.95 one-time fee -
3
Morningmate
Morningmate
Work management and collaboration made easy and flexible for all teams across your organization. Essential work tools made simple. - Collaborate on a customizable work feed display that organizes all of your work posts chronologically like a social feed, making it easy to surf through projects and tasks seamlessly with everyone. - Forget about lost documents and constant resending of work. Attach important files and information on a post, pin it to find it quickly, and engage with the team directly through comments to get their feedback. - Schedule physical or virtual meetings by adding a location, video conference link through Zoom or Microsoft Teams integrations, and even set up reminder notifications so you never miss an event. - Invite external collaboration in projects through email or link for streamlined team work. Whether it’s through web, desktop, or mobile, stay connected until the work is done. Sign up for free and try it out for yourself!Starting Price: $19.99 per user per month -
4
Noodle
Vialect
Noodle is the all-in-one enterprise platform that removes the stress of working across emails, file servers, task managers, spreadsheets, chats, meetings, etc. Teams that use their Noodle communicate better and are more productive. Your people will see where everything is, understand what everyone is working on, all while improving the company culture. Features Cloud or On-Premise Options Fully Customizable Design Build Sites in Minutes Regularly Updated With New Features Flexible Password Controls Drag and Drop Features/Post Track Views of Content Unlimited Colors/Skins Create Polls/Surveys Sync with Active Directory 11 Supported Languages Built In Block Text Editor Follow Co-Worker’s Statuses Create Custom Workflows Embed Video and Photos Easily Archive Content Video Conferencing Build E-Forms and Reports Merge Multiple Calendars Optimized For Speed All Applications Included View Personal User Statistics Personal Digital Workspace EtcStarting Price: $200 per month -
5
Bordio
Bordio
Bordio is a comprehensive project management software that integrates team management software, task management tools, and a project planning calendar all in one platform. It brings together everything teams need to get their work done, from setting up projects with a project planner and organizing tasks on a kanban board, to collaborating with team members using a task board. The platform provides a clear view of what needs to be done each day with its online calendar, making overwhelming to-do lists a thing of the past. With features for scheduling tasks on specific days and keeping track of progress with color-coded statuses, Bordio keeps teams focused and acts as an effective project tracker and task tracker. You can invite guests like clients or freelancers into projects at no extra cost and work together seamlessly. The inclusion of a team task planner and team tracker ensures that every member’s efforts are synchronized and visible.Starting Price: $5.99 per user per month -
6
Microsoft 365
Microsoft
Microsoft 365 for Individuals is a complete productivity suite that combines powerful applications, secure cloud storage, and AI-driven tools to help users achieve more in their daily lives. It integrates popular apps like Word, Excel, PowerPoint, Outlook, OneNote, and OneDrive, all enhanced with Copilot—Microsoft’s intelligent AI companion. The platform enables seamless collaboration, creativity, and organization across devices, including PC, Mac, iPhone, iPad, and Android. With Microsoft Designer, users can create stunning visuals, while Clipchamp adds professional-grade video editing capabilities. Built-in Microsoft Defender provides advanced security for personal data and devices. Microsoft 365 empowers individuals to imagine, create, and accomplish with greater efficiency and confidence.Starting Price: $9.99/month -
7
Google Workspace
Google
G Suite just got better — introducing Google Workspace (formerly G Suite). Everything you need to get anything done, now in one place. An integrated workspace that’s simple to use, Google Workspace lets you spend less time managing your work and more time actually doing it. Address what’s important and let Google handle the rest with best-in-class AI and search technology that helps you work smarter. Work from anywhere, on any device – even offline – with tools to help you integrate, customize, and extend Google Workspace to meet your team’s unique needs. Similar to G Suite, all Google Workspace plans provide a custom email for your business and includes collaboration tools like Gmail, Calendar, Meet, Chat, Drive, Docs, Sheets, Slides, Forms, Sites, and more. We have a variety of plans that are designed to meet your unique business needs. Discover which plan best fits your business needs on our plans and pricing page.Starting Price: $6 per user per month -
8
Spike
Spike
Spike brings your entire workspace into your Inbox: email, chat, calendar, calls, team collaboration, tasks — to one powerful Inbox. Everything you need to get your work done is in a single feed, so you can finally give the app-switching a rest. Spike’s conversational email fuses traditional email with instant messaging — eliminating cluttered email threads. With real-time conversations and live collaboration, have better interactions and a more human communication experience. Spike is available on iOS, Android, Mac, Windows & Web.Starting Price: Free -
9
IceWarp
IceWarp
The only office rule is, there is no office. Business email, TeamChat for project teamwork, real-time office document collaboration and online meetings. All in our secure cloud and for half the usual cost. Chat in teams organized around projects, upload files, mention coworkers, comment on posted emails, pin important posts. Integration with email enables sharing received messages directly to TeamChat room for colleagues‘ attention. Skyrocket your office work effectivity with Desktop Client and Desktop Office documents on Windows as well as Linux devices. Get the complete Suite, or choose only the app you need.Starting Price: $312.00/year/user -
10
Lark
ByteDance
The next-gen collaboration suite. All your chats, meetings, calendars, docs, and emails in one place. These organisations have made Lark their all-in-one solution for collaboration. Lark is a comprehensive productivity superapp designed to streamline collaboration. It combines chat, meetings, document editing,project management, and automation tools in one intuitive platform, simplifying your workflow and enhancing team communication. It suits teams of all sizes, from small groups to large multinational companies. By utilizing Lark Base, teams have the ability to construct a CRM solution that aligns with their present requirements and is capable of expanding along with the business. Additionally, Lark is well-equipped to serve as a project management tool, providing project managers with robust features for planning, tracking, and executing projects effectively.Starting Price: $12/user/month -
11
Microsoft Outlook
Microsoft
Microsoft Outlook is the all-in-one email, calendar, and contact management platform designed to keep you organized and connected across your digital life. With Outlook, you can manage multiple accounts—including Gmail, Yahoo, and iCloud—within one unified inbox. Intelligent scheduling tools and shared calendars help you stay on top of meetings, events, and personal reminders. The built-in Microsoft Copilot assists with writing emails, summarizing long threads, and managing tasks to boost productivity. Outlook also offers enterprise-grade security, filtering out spam, phishing, and malware to keep your data safe. Whether on desktop, mobile, or web, Outlook helps you manage communication and time with clarity and confidence. -
12
OpenText GroupWise
OpenText
OpenText GroupWise is a secure, enterprise-grade messaging and collaboration platform that combines email, calendaring, contacts, and scheduling into a single, flexible system. It is built for organizations that require strong security, compliance, and reliability across highly regulated industries such as government, education, utilities, and healthcare. The platform enables teams to customize the user interface, integrate with systems like Microsoft Exchange and Active Directory, and centrally manage contacts, address books, and shared calendars. GroupWise includes intelligent scheduling tools, travel-time adjustments, and collaboration features that help streamline workflows and improve daily productivity. Its security measures—such as multifactor authentication, encryption, and gateway protection—ensure that sensitive communications stay protected. -
13
Workplace from Meta
Meta
Where teams connect to get work done. Unlimited tools for you and your team to work together, wherever you are. Connect everyone in your organization. Empower and transform your whole business, with familiar features like groups, chat and video calls. Over 30,000 global organizations large and small connect their teams with Workplace. Now it's your turn. Our instant messaging feature lets you chat 1-to-1 or in groups, reaching anyone in your organization with text, pictures, voice and video. When someone posts in a different language, Workplace offers to translate it there and then. Helping you become a truly global business. Groups are spaces for sharing updates, files, feedback and more. They're like email threads, but better organized and easier to follow. Org Chart lets you quickly look up coworkers and team info, so you spend less time wondering who to ask for help and more time getting things done.Starting Price: $4 per user per month -
14
BlackBerry Hub+
BlackBerry
Up your game with BlackBerry apps on your Android phone. Give your phone a productivity boost from BlackBerry®. Whether it’s integrating all your messages and social notifications into one place or giving you a really smart Calendar, BlackBerry makes sure doing stuff on your Android™ phone is effortless. Keep organized with BlackBerry® Hub+ Inbox. Inbox consolidates all your email, calendar events and social notifications from apps like Facebook, WeChat, Twitter, LinkedIn and WhatsApp in one unified app. You can also sync your BlackBerry Hub+ Inbox with Wear OS by Google devices to receive notifications and respond directly from your watch. BlackBerry® Hub+ Calendar allows you to schedule appointments and create events with ease. Use the Agenda, Day, Week, or Month view to quickly glance at your events and respond to meeting invitations directly from the BlackBerry Hub+ Inbox. You can also call into meetings directly from your event reminder with just one tap. -
15
Keep&Share
Keep&Share
The easiest and most customizable online calendar that you can access anywhere, anytime. Our shareable group calendars make office communication simple & secure. Plus it's easy to share with anyone! With Keep&Share calendars you can add images, colors, event tags, notes, reminders, notifications, attach files, to do lists, links, and more. You can share anything in your account with anyone on any device, whether they’re part of your team or not. This makes it easy to coordinate with clients, contractors, and anyone else you need for your business. Use custom colors and event tags to group events by team member, location, job, and more. Office managers can even use event tags to filter calendars for only the events that you, your field crews, or office staff want to see. Never miss another deadline — set up automatic email and text reminders for any event or task or your calendar. You can send reminders to yourself any anyone on your team.Starting Price: $9 per month -
16
Let's Calendar
Manomay Informatics LLC
Let's Calendar is the worlds first and most advanced bulk calendar invite tool designed to help event managers, conference organizers, webinar admins, or simply any type of event and meeting organizers to send mass calendar invites to thousands of participants at once, and block their contacts date/time with details about their event and ensure a healthy turnout! Let's Calendar is hosted on Amazon Cloud and ensure great privacy tools that help protect your content and your contacts while allowing you to safely and securely upload your event contacts and send bulk calendar invites instantly in 1-click. Simply create your campaign, upload your contacts and hit "send" and let Let's Calendar handle all the magic in the backend. Let's Calendar will discreetly send the invites using your email id and your sender name to all the recipients in a way that they do not see each others details and the calendar invite is compatible with all browsers, devices and time zone.Starting Price: $49.99 per month -
17
CoPointer
CoPointer
Copointer is made for collaborative work, learning and leisure. Help your relative to shop online, run a virtual class, advice your colleague or gather a meeting - it’s easy now with copointer technology.Hold your virtual classes easy and efficiently with CoPointer. Invite learners in to the class with one click. Use all neсessary tools - whiteboard, broadcast / conference call, highlighting, file sharing - and beyond. Our technology, provides online meetings with teams and colleagues in different locations and devices. Room extension to 100 members, unlimited session duration, improved performance, conference calls, file sharing and on-screen highlighting tools - everything is possible. CoPointer solution allows you to get more than just a standard Support Button. With the text chat link codes which can be used on your website pages you will also get highlighting and conference calls, file sharing and site navigation. -
18
Tuta
Tuta
Tuta offers a highly secure, encrypted email, calendar, and contacts service designed to give users complete control over their data. With end-to-end encryption powered by quantum-safe cryptography, Tuta ensures that all your communications are private and safe from surveillance. The platform is easy to use, supports mobile apps for Android and iOS, and is ad-free, offering a seamless experience across multiple devices. Tuta is committed to using renewable energy to power its servers, ensuring privacy while contributing to a greener future.Starting Price: €1.20 per month -
19
Calendar
Calendar
With Calendar Contacts, you can easily manage and track connections as well as send meeting invites, introduces associates, and find a time on your calendar to spend with friends. Whether it's lunch meeting with a colleague, a catch-up over coffee with a friend, or an upcoming conference call with a client, you can use Calendar Contacts to spend event creation. Inviting guests only takes seconds now that your contacts are integrated with your calendar. Calendar will continue to evolve as your needs and behaviors change to provide a suite of tools. As your organization grows, it becomes harder to manage processes. When it comes to your scheduling, we'd wager it hasn't been updated in years. Calendar intelligently categorizes project meetings to figure out the relationships between your plans and the people in your meetings.Starting Price: $6 per user per month -
20
Kolab Now
Apheleia IT AG
Secure and private email, calendars and more. 100% Free & Open Source Software (FOSS). Open standards and formats used for all storage and communication. No vendor lock-in. All data stored under Swiss jurisdiction. User data never transmitted to any third party without explicit consent. GDPR, HIPAA and PCI compliant. Built secure from the ground up. Supports perfect forward secrecy (PFS). End-to-end encryption available. No back doors. Our documentation contains answers to most frequently asked questions and much more. Are you looking for an instant answer to your question or a quick solution for your problem, our Knowledgebase is where you will likely find it. If you can’t find the answer in our documentation, you can always contact support.Starting Price: $9.90 per month -
21
Microsoft Exchange
Microsoft
Work smarter with business-class email and calendaring. Exchange helps you collaborate on your critical documents and gives you a focused inbox that prioritizes important messages and adapts to your work style, so you can get more done–faster. Get access to a more personalized inbox with helpful features and a smarter, more organized way to view and interact with email. Search enhancements give you faster and more complete results. With Add-ins, get powerful customization and extensibility, which connect you to modern services and internal line-of-business applications. Organize your time with a calendaring system that goes beyond basic scheduling of appointments and commitments. Automatically capture events from email such as flights and hotel reservations, and get suggestions about where to meet based on your location. Microsoft Exchange Online offers a hosted email service for business. Exchange Online helps protect your information with advanced capabilities. -
22
Thunderbird
Mozilla Foundation
Thunderbird is a free email application that’s easy to set up and customize - and it’s loaded with great features! Thunderbird makes email better for you, bringing together speed, privacy and the latest technologies. Focus on what matters and forget about complexity. Multiple features, such as built-in Do Not Track and remote content blocking, work together to ensure your safety and privacy, so you can have peace of mind. With Add-ons (Extensions & Themes) and many more features you can change the look and feel of Thunderbird in an instant. Organize your schedule and life’s important events in a calendar that’s fully integrated with your Thunderbird email. Manage multiple calendars, create your daily to do list, invite friends to events, and subscribe to public calendars. Thunderbird is an open source project, which means anyone can contribute ideas, designs, code, and time helping fellow users. -
23
Calendarscope
Duality Software
Calendarscope is a full-featured calendar software for planning, managing, and scheduling appointments, meetings, birthdays, vacations, special events. It allows you to view all your events in a daily, weekly, monthly, yearly, or agenda overview. You can get a quick look at the events of a single day in any calendar view. Using Calendarscope, you can create single or recurring events and tasks, set reminders for upcoming events, color-code different item types, and much more. A Drag and Drop feature allows you to reschedule an event or change its duration easily. Agenda view shows a chronological list of appointments and tasks grouped by day. Task and TaskPad views show all scheduled tasks, including Active, Overdue, Completed, and others. You can also create and track tasks with a flowing deadline or without a due date. Reminders have customizable fonts, colors, and sounds, and can contain email addresses and live web URLs.Starting Price: $29.95 one-time payment -
24
Developermail
Developermail
You should be in full control over your mailbox. Developermail provides mailboxes that can be configured as if they were self-hosted. Including things like forwards, aliases, catchalls and sieve filters. So start thinking about optimizing your mailbox and forget about time consuming server adminstration. Every mailbox comes with calendars, an address book and reminders. Developermail integrates perfectly into your daily developer life. All configuration is done in YAML files which are stored in your private git repository on our servers. Simply "git clone" and "git push" to update configration settings. We value security and privacy like you do. Developermail uses battle tested encryption technologies in order to keep your data safe. We will never sell your private data nor share it with third-parties for marketing purposes. -
25
allcal
All Calendars
Allcal is a complete event schedule management solution for event professionals. Whether you're organizing conferences, expos, or live events, Allcal can help you keep attendees engaged from start to finish. Allcal for events includes features such as interactive web and mobile calendar, real-time updates, instant messaging/chat, unlimited users for Allcal calendar, and plug-and-play calendar solution.Starting Price: $500.00/year -
26
Tixio
Tixio
Get a 10x faster way to work together, create dashboards, create wikis, share stuff online, chat with the team, manage tasks, and onboard people. Create a workspace where everyone contributes. Get organized, and work together, faster! A workspace that meets your need. Don’t take our word for it. Check out these use cases to see how Tixio fits your work. Integrations to make work easier. Integrate your Google Drive, Dropbox, and OneDrive files. Embed Youtube, Figma, Google docs, calendar, sheets and more! Get on a quick call with us. Know your tool before you invest time in it. Finally a bright and simple organizer tool. You can create multiple widgets, boards, and folders & share them with people seamlessly. You don’t need to hop around browser tabs when everything is in one place! Creative dashboards or common space for teams. Keep your most used stuff together for easy management. Add bookmarks, notes, tasks, and more!Starting Price: $2 per month -
27
SkedPal
SkedPal
Do you schedule important events on your calendar, such as meetings, doctor appointments, and trips to the vet for Lucy? What about your professional endeavors, personal growth, and development? Is the work involved in scheduling your tasks on the calendar time-consuming and at times frustrating? We know how it feels when interruptions happen, priorities change and you need to endlessly jigsaw calendars. And, we care about you. With SkedPal, you finally get one single app to include BOTH your to-do list and the calendar. SkedPal Intelligently and intuitively schedules your tasks based on your priorities and commitments. Our mind is really bad at planning and scheduling. Of course, we're the best to know our preferences and priorities. But, how to move around the pieces on the chessboard that is our time is just not our cup of tea. Time is a zero-sum game. And, our productivity is not about doing more things; it’s about doing the right things.Starting Price: $9.95/month/user -
28
Flock
Flock
Your team’s communication hub. Team messaging, video+audio calling, productivity apps and more. Flock makes communication and collaboration effortless. Get all the features you need in one easy-to-use tool. Work smarter with Flock's all-in-one messaging, video conferencing, and productivity tool. Stay connected with Flock's powerful built-in video conference feature. Up to 20 attendees can meet in real-time. You can even screen share with just a click. Powerful search helps you find anything shared in Flock, whether it’s a message, file, or link. Use our powerful suite of business collaboration tools - Shared To-Dos, Polls, Note Sharing, Reminders, and more - to optimize project management. Flock offers over 50 integrations with tools like Asana, Twitter, Googe Drive, and Todoist. Add your apps in Flock with one click and you’ll never need to switch tools to get work done.Starting Price: $4.50 per user per month -
29
Sunsama
Sunsama
The daily planner for elite professionals. Organize everything you need to do today in one place. Tasks, meetings, emails, you name it. Prioritize your work day by day. Set reasonable goals for what you want to accomplish each day. Tasks you don't get to today automatically roll over to tomorrow. Organize tasks day-by-day. Pull in tasks from Trello, Gmail, Asana... Pick out which tasks you want to work on today from your existing tools. Keep track of your tasks and calendar in one place. Sunsama syncs with your Google Calendar so you can see what's on your schedule and plan accordingly. See what the rest of your team is doing today. Check out what your teammates are working on each day. Track progress as the day goes on. -
30
Akiflow
Akiflow
Akiflow is a personal task manager + calendar desktop app (win+mac) that will help you keep yourself always organized. By becoming 10x faster on the basics, keeping yourself organized will not be a burden or require too much time throughout the day WHY AKIFLOW? We built Akiflow focusing on speeding up the fundamentals of productivity: capturing tasks, processing them, and always knowing what to work on. → Reduce the effort By becoming 10x faster on the basics, keeping yourself organised will not be a burden or require too much time throughout the day. → Prevent mistakes Akiflow is built to prevent the most common mistakes that affect productivity. Our features are designed to help you avoid cognitive overload, distractions, over-scheduling and context switching. → Peace of mind A single source of truth. A clear schedule. Notifications to guide you throughout the day. Everything one shortcut away. Akiflow is built to keep your mind clear and focused.Starting Price: $15/month/user -
31
Canary Mail
Canary Mail
Email, meet AI. Canary can write your emails, prioritize what needs attention, silence spam & much more. Say hello to your Inbox Copilot!Starting Price: $20/month -
32
Brite
Brite
Your All-in-One Planner App: Tasks, Calendar, Habits & More for Effortless Productivity. Brite combines all essentials in one app. Plan, check, and streamline effortlessly. Swap app clutter for simple, organized brilliance with Brite! View your whole week. All tasks, projects, events, and docs in one spot. Ditch multiple calendar apps for seamless, stress-free planning. Quickly craft to-do's, manage tags, and prioritize with Brite. Smart alerts keep you on track. Manage projects using Brite: ideal for personal and work goals. Utilize our kanban board, collaboration tools, and real-time goal tracking. Craft notes and docs with Brite's intuitive editor. Share ideas on iPad using slash commands and collaboration tools. Manage schedules with Brite's calendar. Get daily to monthly views, set reminders, and sync with Google, Outlook, and Apple for seamless planning.Starting Price: $3.29 per month -
33
AirSend
CodeLathe Technologies
Instantly collaborate with anyone in seconds. Have conversations, voice and video calls, share files, manage tasks, and keep notes in one space. Free 100 GB storage! The must-have tools you need to collaborate with team members and clients. Use private and public Channels to have conversations, share and organize files, track and complete tasks, and write notes in a built-in Wiki. Collaborate with anyone, anywhere. Ultra-fast, effortless messaging from any device (web, desktop and mobile). Know when team members and clients see your messages as soon as it happens with read receipts. Private Channels let you collaborate with clients and team members easily and securely. Create as many private Channels as you want in AirSend and invite people using their email addresses. Create your own online groups using AirSend’s public Channels. Create as many public Channels as you want and share a link to your public Channel for people to join and start interacting.Starting Price: $4 per user per month -
34
Eventable
Eventable
Customers are inundated with marketing messages from multiple channels. The demand for messaging that’s timely, helpful and personalized is growing. Across the board, traditional mediums like email and digital ads are becoming less effective. As time on mobile devices increases, customers’ time with media has become increasingly fragmented. Use Eventable to stay top-of-mind. Ensure high attendance to your next event, whether it’s a conference, webinar, or game day. Our customizable “Add to Calendar” buttons can be easily embedded in all your marketing channels. These enable anyone to add your events to calendar, on any device. Segment your audience by location, behavior, or interests to send ongoing, relevant events directly to their calendars. Customize your reminders and the exact time they pop up on your customers’ devices. Monitor activity inside your customers’ calendars. Our industry-leading SmartEventsTM Analytics tracks impressions, link clicks, location, etc. -
35
Zultys ZAC
Zultys
Voice, real-time chat, web conference, file and image sharing, drag-and-drop call operations, and task management all come together in one easy-to-use workspace. Get a communications experience that’s consistent across all your devices, from desktop to mobile. ZAC's collaboration tools like voice, video, file and image sharing, and messaging allow employees to increase productivity and make collaboration simple. MX Mobile keeps your workflow moving even when you’re on the go. All ZAC's features are available at your fingertips, on any iOS or Android device. ZAC is available as a desktop application or via WebZAC's browser-based solution. It’s available with no downloads, on any OS, and supported by multiple browsers. -
36
CalendarBridge
CalendarBridge
No More Missed Meetings. No More Double Bookings. CalendarBridge syncs all your calendars across all your Google and Microsoft accounts in real time and makes scheduling meetings simple. Universal Calendar Syncing All Your Calendars. Always in Sync. CalendarBridge syncs your calendars across Microsoft and Google accounts in real time so your complete schedule is always available from any device. Why is CalendarBridge Sync Awesome? Easy setup. 5-minute self-service setup. No configuration required on any of your devices. Regain Control of Your Devices. See your corporate calendars on your personal device without giving an IT admin the right to wipe your device. Simplified Calendar Sharing. Outlook and Google Calendar scheduling assistants now show your true free/busy times, including external calendars. Privacy Controls. With the option to sync only free/busy times, sensitive calendar information never crosses organizational boundaries. -
37
OfficeCalendar
Lookout Software
OfficeCalendar for Microsoft Outlook is an easy-to-use software application designed for sharing Microsoft Outlook information between colleagues and coworkers. OfficeCalendar is an affordable alternative to Microsoft Exchange Server, which is considered to be too expensive and complex for many small to mid-sized businesses. With OfficeCalendar, coworkers can share their Microsoft Outlook calendars, email, contacts and tasks; create group calendars; and control OfficeCalendar’s comprehensive sharing security; all from within their own copy of Outlook. Colleagues can also access their personal and shared Outlook folders (calendars, contacts and tasks) online using OfficeCalendar Online, giving users Outlook web access from anywhere or at any time. Share Microsoft Outlook Calendars with colleagues. Create interactive Outlook group calendars for easy group scheduling.Starting Price: $99.00/one-time/user -
38
CiraSync
CiraSync
Manual workarounds for syncing contacts, calendars, and notes to smartphones are error prone and time consuming. Custom apps are not scalable or have limited functionality. Without an automatic GAL sync solution, employees waste time looking up current contact information, are unable to identify critical business calls, or are forced to make manual updates. Unsynced shared calendars lead to missing business-critical meetings and ineffective management of projects, emergencies, or shifts. The CiraSync platform provides centralized administration with single sign-on, granular control, and best-in-class support. No software to install, no client configuration, and no need for user training. Sync unlimited number of contacts, shared calendars, and notes multiple times a day. Control who gets which contacts and calendars by leveraging existing distribution groups.Starting Price: $1 per user per month -
39
CalGet
CalGet
CalGet is a powerful and effective tool that makes planning and sharing events easier. It lets you create add to calendar links people can click to instantly add your event to their calendars, whether they use Google, Apple, Outlook, or other services. You just enter your event details—like the name, date, time, and location—and CalGet creates a link you can share through emails, social media, or on your website. You can also use CalGet to collect RSVPs, so you know who’s coming. It gathers names, email addresses, and responses, and you can export this information as a file to keep things organized. If you prefer, you can embed the RSVP form or even share it as a QR code. CalGet is built to work across devices and calendar apps, so no one misses the date. Whether you’re planning a meeting, party, or webinar, it helps you stay organized and makes it easy for everyone to join.Starting Price: $0 -
40
Teamly
Teamly
Teamly is incredibly easy-to-use, because it brings together all the functionality you need to efficiently run a super-productive team… without all the convoluted, unnecessary features that can make other team software so complicated. Forget dull video meetings and never-ending email chains. In today’s fast-paced world, chat is the best way to conduct remote brainstorming sessions, problem-solve at a distance, make group decisions, and get answers fast. With Teamly’s secure platform, you can create virtual chat rooms centered around specific topics … storing messages, videos, files, and internal communications in a searchable archive, so teams remain organized and efficient. With boards, users can create customized workflows, assign tasks, and automate repetitive activities. Because everyone on the team can see at a glance where work is in the pipeline, task management can become simple and easy.Starting Price: $5 per user per month -
41
Callum
Callum
Callum is an AI calendar assistant that brings smart, natural-language control to your work schedule so you can manage your calendar faster and with less friction by speaking or typing what you want done instead of navigating calendar UIs. It works with Google Calendar (with Outlook support coming) and lets you schedule, reschedule, update, delete, and search events simply by telling Callum what you need, helping you find time with individuals or groups by checking everyone’s availability and suggesting optimal slots without endless emails. Beyond basic scheduling, Callum understands context, pulls in details when connected to tools like HubSpot, Greenhouse, and other CRM/ATS systems, and helps you prepare for meetings with relevant historical and deal information so you’re ready before every call. You can also ask conversational questions about your calendar, such as how much free time you have this week or when you last met a contact.Starting Price: Free -
42
Fantastical
Fantastical
A single subscription unlocks all features in both Fantastical and Cardhop across all your devices. Your calendars, tasks, and contacts will be more powerful, more productive, and more fun. Fantastical and Cardhop were both designed to eliminate frustration and make your life more productive. Quickly upload files or images directly from Fantastical to your iCloud, Google, or Exchange events. Attachments are accessible across all devices that sync with your calendar accounts. No matter what device you're using, Fantastical will give you the view you want. See a quick overview of your calendar with the Fantastical DayTicker and Calendar views, and browse comprehensive full screen views of your day, week, month, or year when you need more detail. -
43
Teamup Calendar
Teamup Solutions
The shared calendar for groups. Organizing, scheduling, and sharing simplified. Get visibility of who, what, where and when across the team. Communicate efficiently with fewer emails, messages, Excel sheets, or copy-pasting information. Provide autonomy without security risk by creating custom calendar access for each individual and group. Optimize use of resources, avoid scheduling conflicts, and delegate tasks without losing sight of the big picture. Keep all the details in one place with images, files, links, notes, and time-stamped event comments.Starting Price: $8 per month -
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AddEvent
AddEvent
AddEvent is the leading no-code platform for calendar and event marketing, helping businesses promote events and calendars, drive attendance, and reduce no-shows. With Add to Calendar buttons, Embeddable Calendar widgets, Subscription Calendars, online RSVPs, and Dynamic Add to Calendar for appointments, AddEvent makes it simple to connect your events with your audience’s personal calendars. Create branded event landing pages without coding, embed calendars or event lists on your website, and use automated reminders to keep attendees engaged. AddEvent’s no-code tools are designed to help marketers, event professionals, and product teams maximize attendance & retention. Whether you’re promoting webinars, conferences, or community events, AddEvent gives you the power to get on their calendars, improve engagement, and make sure your customers never miss what’s next. For organizations looking to reduce appointment no-shows, check out Dynamic Add to Calendar to drive revenue.Starting Price: $29 per month -
45
Open Web Systems
Open Web Systems
We will never sell your data to anyone else. Secure your data with powerful file access control, multi-layer encryption, machine-learning based authentication protection and advanced ransomware recovery. Enjoy constant improvements from a thriving and transparent, entirely open-source community development model, free from lockins, paywalls, advertising and covert surveillance. Open Web Systems is a collaboration between The Open Co-op and Collective Tools and is governed by its members as a cooperative. Together we are building the regenerative, commons economy. Your personal, customisable, welcome screen where you can place quick links to your most important tools and resources – and search across all of your files and applications at the same time. Create documents and spreadsheets and collaborate with others via desktop, mobile and web. Find files with powerful search, share your thoughts in comments or lock files until you are done with them.Starting Price: $4.94 per month -
46
BlendedCal
BlendedCal
BlendedCal helps you get control of your calendars. If you have too many calendar subscriptions to keep up with or need to share some or all of your calendars with others and have them stay up to date, BlendedCal makes it easy with tag-based calendars, event filtering, source filtering, and much more.Starting Price: $0 -
47
Twake
Twake
A simple and secure collaboration platform that improves your team's productivity. Fully compliant with GDPR. Twake is your company’s main hub for managing key activities. Call your colleagues, and start a video conference with your entire team with native Jitsi integration. Start a call from a chat channel or organize it on a calendar event to hold your meetings on Twake. Use the calendar to organize your global team schedule. Create different calendars for each team, add events, deadlines, and tasks, and share them with all your collaborators. Install your favorite application in your workspaces. Each application is independent of your discussions, files, and calendars and is different between each workspace. View and edit your documents in real-time directly online, without having to download them. You can work with several collaborations on the same document in any format (MS Office, Google Doc, Libre Office, etc.)Starting Price: €4.19 per month -
48
TimeFleX
SDFE
TimeFleX Solutions is a modular system that you can dynamically adapt to the requirements of your company. The modules Group Calendar, Desk Sharing, MeetingFinder, Catering & Services, Visitor Management (from 2022) and Mobile can be freely combined. ONE installation for any number of locations. Finally, an application that puts a stop to uncertainties and double work when scheduling meetings in your organization: TimeFleX Group Calendar for Microsoft Outlook and IBM Notes will help you save time in future when entering and editing all your meetings and appointments. Thanks to its qualified information function, it also delivers cross-departmental transparency on the availability and utilization of people and resources. More extensive and efficient than any on-board resources available to-date.Starting Price: $2000.00/one-time/user -
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SyncGene
SyncGene
SyncGene synchronizes your data automatically*, so you can keep your Contacts and Calendar events in sync and up to date across all of your accounts. You just need to add at least 2 sources you want to sync (Google/Exchange/iCloud). The changes, which you make in one source, will be automatically transferred to another without any duplicates. You can share the latest information from your address book or calendar with other people. Merge your personal information from various places. We'll unify this information into one synced view of one Calendar, one Address Book and one To-do list for your hassle-free management. No more lost, duplicate or incomplete entries. Manage and update your events, contacts and tasks from any connected device, service or app.Starting Price: $5.83 per month -
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Calindori
KDE
Calindori is a touch friendly calendar application. It has been designed for mobile devices but it can also run on desktop environments. Users of Calindori are able to check previous and future dates and manage tasks and events. When executing the application for the first time, a new calendar file is created that follows the ical standard. Alternatively, users may create additional calendars or import existing ones.
