Alternatives to Shortwave
Compare Shortwave alternatives for your business or organization using the curated list below. SourceForge ranks the best alternatives to Shortwave in 2026. Compare features, ratings, user reviews, pricing, and more from Shortwave 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
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 -
4
Hey Help
Hey Help
Hey Help is an AI Executive Assistant for Gmail that saves you up to 1 hour per day by automating inbox tasks like sorting emails, drafting replies, and sending follow-ups. It learns from your manual corrections to get smarter over time—no learning curve, no new tools, and no bots to train. Hey Help is recommended for busy professionals, small business leaders, and ops teams who need a fast, affordable way to manage high-volume or shared inboxes without hiring a human assistant.Starting Price: Free -
5
ReplyLoop
ReplyLoop
ReplyLoop is a structured reply intelligence platform designed to improve revenue performance driven by inbound conversations. It captures inbound sales and customer messages from connected channels (e.g., shared inboxes or support queues), generates AI-assisted reply suggestions, and requires human approval before sending to ensure quality control. Every approved reply is logged, categorized, and performance-tracked against outcomes such as response rate, deal progression, and conversion. Over time, the system identifies which reply structures, tones, and content patterns drive measurable results. Teams gain standardized messaging, reduced response variability, and analytics that connect communication quality to revenue impact. ReplyLoop combines human oversight with AI assistance, creating a feedback loop that continuously improves reply effectiveness without sacrificing control or brand integrity.Starting Price: £49/month founding member, £79 -
6
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 -
7
Hexamail Flow
Hexamail
Hexamail Flow is a full email client, with calendaring, tasks and contacts. It operates with Office 365, Gmail, including modern authentication methods (OAUTH) works with Exchange on premises and all IMAP and POP3 servers. The GDPR data protection module offers email and office document redaction features including full PST file import, eml and msg file import, office document import and printing output or PDF generation of redacted content.Starting Price: Free -
8
SEDNA
SEDNA Systems
Cut down email volume by up to 95% and get one source of truth for all conversations, data, and documentation through shared team inboxes. Unlike siloed email accounts, SEDNA gives team members controlled transparency of all correspondence, attachments, and actions taken within a project or message thread—along with quick composition and sharing capabilities—for more efficient communication and effortless collaboration. Each email within a team inbox has its own activity panel to host internal conversations, contextual data, and time-stamped activity that enables team members to work with—and around—one message in place of forwards, reply-alls, and cc’s that bloat email volume. The Activity Panel lets you see automatically generated or manually applied message details like category tags, job references, and people involved, as well as who viewed the message, who replied, and how so. And collaboration is easy with the ability to tag others and add comments for real-time discussion. -
9
Spark Mail
Readdle
Love your email again. The best personal email client. Revolutionary email for teams. Intelligent email prioritization, noise reduction, and the most advanced email tools at your disposal. Reach Inbox Zero for the first time. Spark intelligently prioritizes your email. It bubbles important messages from real people to the top. Pin and reply to those, and batch archive the rest. Spark reduces the noise by only notifying you about emails from people that you know. Reclaim your space for creativity and get peace of mind. We do our best work as part of a team. Spark allows you to create, discuss, and share email with your colleagues. Take your team collaboration to the next level. Collaborate with your teammates using real-time editor to compose professional emails. Invite teammates to discuss specific email and threads. Ask questions, get answers, and keep everyone in the loop. Save time when you regularly send similar email messages to people.Starting Price: $6.39 per user, per month -
10
Front
Front
Front’s powerful customer service platform makes five-star service attainable for over 9,000 businesses like yours. We bring together your core support channels in one intuitive, AI-powered workspace where your team can build collaborative workflows across the entire customer lifecycle. As your customer base and their needs grow, Front AI and customer intelligence serves up the efficiency and insights needed to keep your entire organization customer-first, every day. Plus, we care as much about our customers as you do yours: we provide industry-leading service to our entire customer base, regardless of your team size.Starting Price: $19.00/month/user -
11
Superhuman Mail
Superhuman
Superhuman Mail is an AI-powered email application designed to help professionals manage their inbox faster and more efficiently. The platform focuses on improving productivity by reducing the time users spend reading, writing, and organizing emails. With features like keyboard shortcuts, reminders, and AI-assisted writing, Superhuman helps users respond to important messages quickly and consistently. The app integrates with Gmail and Outlook, allowing teams to upgrade their existing email workflows without switching platforms. Users can schedule emails, snooze messages for later, and receive reminders to follow up on unanswered emails. Built-in read receipts and activity indicators provide insight into when recipients open messages or when teammates are replying. By transforming email into a task-driven workflow, Superhuman Mail helps users stay organized and avoid missed communication.Starting Price: $30 per user per month -
12
Newton Mail
CloudMagic
Email app with space-age features for modern-day business communication. Designed to delight, for all your email accounts, on all your devices: iPhone, iPad, Android, Mac & Windows. Read Receipts comes baked in with Newton, with all your sent emails tracked without you having to do anything. Apart from giving you instant gratification, it also makes your follow-ups timely and effective. Recap automatically brings back conversations that are waiting for your reply or that need following up. It also covers other mails with due dates, reminders etc., so that nothing slips through the cracks. Tidy Inbox helps you stay clear of unwanted emails by automatically removing newsletters and other distractions from inbox. Focus on the emails that actually matter and make your inbox distraction-free. Most of us are assigned tasks via email. But some of us like to manage them outside our Inbox. Newton lets you save emails to Todoist, Evernote, OneNote, Trello or Asana in a single click.Starting Price: $49.99 per year -
13
Zoho SalesInbox
Zoho
Turn unopened emails into closed deals with the only email client built exclusively for salespeople. The first email client built exclusively for salespeople. The most recent email isn't always the most important. Especially in sales. You need to stay on top of the deals that are most likely to turn into revenue. A traditional email client won't help you do that. But SalesInbox will. SalesInbox automatically prioritizes and organizes your emails according to the deals that matter most to you. See more -and do more- right from your inbox. Have your mailbox reflect your sales pipeline and your emails organized according to sales priorities, so that you stay on top of deals that matter the most. For better communication, you need better context. Know every detail about your customer to get a clearer picture and craft better responses. Get alerts for follow-up activities and notifications about the conversations that matter most. Follow-up faster and also automate the process. -
14
Mailtrim
Mailtrim
Reinventing email to live in your inbox! A powerful standout mail tool to send and receive organised email communications. Sync all your emails Manage all your emails and contacts from multiple accounts easily in one unified inbox. Best free email client. Highly customisation. Give a new look to your email with the finest outlook alternative, the mailtrim. Choose from a ton of customizations to send a unique type of business email. Best free email client. Secure and private. Have round-the-clock control on the emails you send and receive! Acquire this secure email client and apply pgp encryption to hide the contents of your emails. Sophisticated and slick UI. Have high user-experience with a minimally designed interface. Find everything fast! Have this best free email client for personal and professional use that has an easy-to-navigate immersive user interface. The quick to use email client for windows and mac allows the users to send smart emails.Starting Price: Free -
15
Airmail
Airmail
Airmail 3 — This fully accessible mail client was designed specifically for iOS, macOS and watchOS. Email workflow is optimized with extensive customizations, custom actions and deep integration with a wide range of apps and services. Airmail is designed from the ground up to be a powerful mail client which allows you to customize it to meet your needs. Integrate your favorite apps, and create custom actions to make your life easier. Whether you're using your Mac, iPad, iPhone or even your Apple Watch, Airmail can be wherever you need. Add as many email accounts of any type your like to Airmail. (Gmail, GSuite, iCloud Mail, Exchange, Office 365, Microsoft Outlook, IMAP and POP3). See all of the email in all of your inboxes at once with the unified inbox feature. You can even exclude accounts from this view if you want to. When you just want to see the important emails, the smart inbox is here for you.Starting Price: $2.99 per month -
16
Notion Mail
Notion
Notion Mail is an AI-powered email platform that reimagines the inbox with a minimalist, customizable interface designed to streamline communication and enhance productivity. It allows users to organize their inboxes through AI-driven auto-labeling that categorizes emails based on content, such as job offers, travel bookings, or newsletters. Users can create custom "Views" to filter emails by topic, sender, or urgency, enabling focused attention on what's most important. It supports Notion-style slash commands for formatting, built-in scheduling linked with Notion Calendar, and AI-assisted email drafting to expedite responses. Snippets allow for reusable email templates, reducing repetitive writing tasks. Notion Mail maintains robust security standards, including SOC 2 Type 1 certification and HIPAA compliance, ensuring user data is protected.Starting Price: $10 per month -
17
MailAI
MailAI
MailAI is an AI-powered email-automation platform that deploys personal AI agents that run 24/7 in secure, isolated sandboxes to manage, respond to, and automate workflows in your inbox and calendar. Your agent can auto-respond to customer inquiries, monitor invoices via Stripe, coordinate meeting schedules, generate daily summaries of unread emails, and carry out custom tasks, all triggered by simple plain-English instructions. Built for enterprise-grade data security, MailAI integrates deeply with tools like Gmail, Google Calendar, and Stripe, and supports conversational interaction where you can ask your agent to “find all emails from Sarah about the Q4 deadline” or “schedule a check-in meeting and send the invite.” The system includes powerful features like inbox management, invoice and task tracking, email templates, performance-based workflows, and built-in compliance protections (CASA-verified sandboxes, encryption, GDPR/CCPA support).Starting Price: $25 per month -
18
Loop Email
Loop Email
Its hard being productive when you spend half your time reading emails, and the other half flipping between platforms to tell your team about said emails. You need a single app thats going to help you move faster and keep everything and everyone on the same page. As a collaboration hub, Loop Email connects your team so you can chat, exchange files, and manage shared inboxes easily. It brings messages, emails and files in one app. Loop Email helps teams connect, collaborate and communicate all in one place. Available for Mac, Windows, iOS & Android.Starting Price: $8 per user per month -
19
Zimbra
Synacor
Zimbra 9 : Extensibility for Collaboration Superheroes! Users move seamlessly between desktop, mobile and tablet browsers with a consistent email and collaboration experience. Designed for extensibility and features best- in-class, out-of-the-box integrations with Slack, Dropbox and Zoom, with many more underway. Zimlet framework and APIs let you customize Zimbra to meet your specific requirements. Zimbra’s dependable server infrastructure for the security, privacy and data sovereignty Zimbra customers expect. Expect an easy upgrade process moving to Zimbra 9 — with no data migration. Zimbra 9's modern, responsive UI is built on Zimbra's dependable server infrastructure for the security, privacy and data sovereignty you expect from Zimbra. Unlike competitors with closed platforms, Zimbra 9 is flexible and extensible. Break free from Microsoft and Google and integrate with the 3rd party collaboration services you use today—Slack, Zoom, Dropbox and more.Starting Price: Varies -
20
Helpwise
Helpwise
Shared Inbox for your Team Email, SMS & WhatsApp accounts. Sharing email account login among team members is not scalable. Helpwise is an easy to use shared inbox for your team email accounts like help@, sales@, jobs@ etc. As business grows, it becomes a struggle to manage customer, sales or internal emails (billing, hiring) across the company. And, then we make a blunder by sharing email logins among team members. We understand the chaos that it creates because we have been through the same pain during our previous gigs & businesses. So, this is exactly why we built Helpwise - the shared inbox that really works! We all love Gmail, Outlook & other awesome email clients. So, we have made sure that Helpwise feels as easy as these common email services. Basically, you won't miss them here. Every team member will get own separate login to access same email address. So, no more password sharing. Better security with higher productivity! -
21
Gmail
Google
Get more done with Gmail. Now more secure, smarter and easier to use—helping you save time and do more with your inbox. See what’s new at a glance, and decide what you want to read and respond to. Get nudges that remind you to follow up and respond to messages, so that nothing slips through the cracks. View attachments, RSVP to events, snooze messages and more without opening any emails. Gmail blocks 99.9% of dangerous emails before they reach you. If we think something seems phish-y, you’ll get a warning.Starting Price: $0 -
22
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 -
23
myMail
My.com
An expert way to manage all email accounts. Your email provider doesn’t support push notifications? With myMail it does. Hate it when an email wakes you at night or distracts you from your barbecue? Choose when you want to receive push notifications. myMail brings profile pictures of your contacts to your message list. Take a look at your inbox to instantly know who’s writing you. myMail displays icons from popular services so that you can recognize the sender in a blink. Your friends don’t use an avatar? We’ll do it for them! For a contact that has no avatar, myMail displays the first letter of the contact’s name. myMail does exactly what it’s meant to do – help you manage your emails – and it does this incredibly well. Traffic compression brings your messages into your mailbox quickly. So you can use your data plan for other things, like watching that cool video. Brings your email in superfast even if the number of messages and contacts you have grows to an amazing size. -
24
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. -
25
Loom
Loom
Record and instantly share video messages of your screen, cam, or both. Faster than typing an email or meeting live. Simply paste a link to your video wherever your recipients are and they can watch it without logging in or creating an account. Free to use. Available on Mac, Windows, Chrome, and iOS. Use emoji reactions, time-stamped comments, and interactive features to respond to videos and keep your team connected. Give clear and constructive feedback using async video to convey tone, mark up your screen, and record your message in context. Instead of spending extra effort to document your progress in writing, click record and update your team effortlessly using async video. Loom empowers any team to share ideas, collaborate equally, and focus on what’s important, whether you’re working across departments or across time zones.Starting Price: $0 per month -
26
Fastmail
Fastmail
Email you can feel good about. features you’ll love. You get 100% of our efforts and expert support when you need it. Email holds the details of your life. Here, your story is protected, not monetized. Thoughtful and speedy email, calendars, and contacts; all ad-free. Built with you in mind, you’ll love our intelligent features. Internet companies use your data as a way to get rich. But it doesn’t have to be this way. Take back your privacy and get a better email experience. With your email on your side, you spend more time doing what you love. Use Fastmail in your web browser, on mobile devices, and on desktop apps (Outlook, Thunderbird, Mac Mail). Breeze through your day with email, calendars, and contacts all in one app. Seamlessly import your data. Keep your life organized with a full-featured inbox. Bring all your calendars together. Share with your favorite people. Use your custom domain, and own your email address forever.Starting Price: $3 per user per month -
27
BlueMail
Blix
BlueMail by Blix a free, beautifully designed, universal email app, capable of managing an unlimited number of mail accounts from various providers, allowing for smart push notifications and group emailing while enabling personalization across multiple email accounts. The BlueMail app connects directly to your mail server and is the perfect replacement for your stock email app. With a wide range of visual and technical customizations, swipe actions and menus, action bars and buttons, colors and themes – BlueMail delivers powerful capabilities for your Team. Whether you go Pink or Blue. Go BlueMail. Available on Windows, Mac, Linux, Android, iOS, and Amazon. With the people-centric mailbox, you can focus your attention on emails from only people at the flip of a switch by using People Mode. BlueMail’s navigation picker helps you access any account: IMAP, Exchange or POP3 in a breeze. Each account can be identified by a service provider avatar.Starting Price: $5.99 per user per month -
28
Plumm
Plumm
Plumm is shared inbox for your customer support emails and live chat conversations coming from all of your projects. If it's an email sent to support@yourproject1.com or a chat request from yourproject2.com, it all goes into the same Plumm inbox.Starting Price: $7 per user per month -
29
YUDOmail by Inbotiqa
Inbotiqa
Inbotiqa's YUDOmail Intelligent Business Email solution provides automation and case and workflow management for Enterprise clients to cut costs, reduce risk, increase productivity and realise revenue growth, while analytics enables unprecedented management insights. The enterprise-grade email and workflow system focuses on high-volume shared mailboxes containing business-critical instructions. 100% execution is realised, with turnaround times reduced, as no email is missed. Teams can focus on tasks of value instead of managing email, thereby dramatically improving customer service and productivity levels. Accountability is ensured, while tracking and traceability generate a clear audit trail for organisational memory and compliance and audit purposes. Inbotiqa’s Intelligent Business Email solution transforms the world’s primary business communication channel. -
30
Hiri
Hiri
An incredibly easy way to manage your inbox. Built for the Microsoft email ecosystem. We also support: outlook.com, hotmail.com, live.com and msn.com. Email doesn’t have to be ugly. A cluttered inbox is like a cluttered desk - it makes it difficult to get in the right headspace. We’ve used the UX principle of progressive disclosure throughout Hiri so you only see what you need when you need it. Good design is at the heart of what we do. For example, regardless of what resolution or what size monitor you use the center pane in Hiri will always remain the same width. This is because the optimum readable length of a sentence is about 96 characters. Any longer and it can be difficult to find the beginning of the next sentence. Any shorter and your eyes need to work harder, causing fatigue.Starting Price: $39 per year -
31
Gmelius
Gmelius
Gmelius is the first collaboration platform that integrates with your tools and brings your team together. It turns email into a collaborative and flexible channel that ensures all your teammates stay in sync while working from their favorite tools, whether it’s Gmail, Slack, Zoom or Trello. Gmelius unifies internal and external communication while empowering your team with collaborative tools including shared inboxes, shared labels, internal email notes, shareable project boards, shareable email sequences, email templates, and more.Starting Price: Free -
32
Aritic Swarm
Aritic
Go beyond traditional messaging with Aritic Swarm. Engage in interactive messaging with text formatting, emojis, sharing, and internal team collaboration. Seamlessly collaborate with your entire team as well as other teams to get work completed faster and drive business growth. Share media, videos, and files with anyone and everyone instantly by simply uploading it from your computer. Do more than one-on-one messaging. Create groups, make video calls, format texts like bold, italics, and more. Turn discussions into real actions. Push your team a step ahead towards smart collaboration by creating and assigning tasks within Aritic Swarm rooms. Like marking important messages in your inbox? But why wait for an email. Mark and save your valuable discussions to tag later and keep pick up from where you left; or just use it as a reference. Aritic Swarm Meetings are compatible on mobiles and desktops alike. -
33
Taurin
Taurin
Auto-segmentation, smart filtering, AI auto-complete, and built-in CRM. Stop wasting time on repetitive tasks. Manage contacts with custom properties. Adapt to any scenario, from sales to marketing and recruitment. Simplify your email experience with Taurin. This tool organizes your inbox, provides summaries, and enriches your contact database. With Taurin’s autonomous features, you’ll spend less time managing emails and more time building meaningful connections. Email isn't going anywhere, but how we handle it needs to evolve. With remote work becoming the norm and digital communication exploding, we need smarter tools to manage our interactions. Taurin isn't just another email client, it's your personal email intelligence partner. Smart AI that intelligently organizes your emails. Rich contact insights that give you the full picture. Lightning-fast AI writing assistant with auto-summarize and auto-complete. Built-in CRM to keep all your relationships organized. -
34
TypeApp
TypeApp
Keep your inbox tidy, by having a single entry for those newsletters and machine generated emails. TypeApp will aggregate all emails from those services automatically, with a service name and avatar. When you reply to emails or people reply to you, TypeApp creates conversations with both Sent and Received emails. Extending a conversation to new members will create Linked Conversations granting you full visibility to all emails. With unlimited accounts from all providers and protocols, you can manage all of your emails with TypeApp, and oversee all email activity at a glance. Move easily from Unified Inbox to a specific account, between accounts, and select folders and filters with the Picker. Get instant notifications for your new emails, using your Tablet, Phone or Watch for Android or iOS. Customize quiet hours to match your lifestyle. -
35
‘nflow
'nuffsaid
Get your actual work done. A smart space for your work apps. ‘nflow helps you take back control and saves you 2 hours per day. The typical knowledge worker now spends 4.1 hours/day on email. And if you’re a Slack user, figure 70 messages per day. And that’s not counting the rest. ‘nuffsaid integrates your email, chat, Salesforce, LinkedIn, SMS and more into a single customizable view. Your AI assistant automatically prioritizes your email, chats, meetings and tasks, and eliminates tedious activities like data entry. Stop switching between your task list, email, and calendar. With ‘nuffsaid you can drag and drop messages and tasks into your calendar, then back to your inbox. The days of a separate task list are gone. Easily convert messages and meetings into tasks, assign them, and get auto-alerts when tasks are overdue. Can't remember where a conversation happened? Quickly find messages, attachments, tasks, and appointments across all your tools in a single search engine. -
36
NAVER WORKS
Naver
Naver Works is a business messenger that anyone can easily use with a screen similar to the Naver/LINE service. It communicates with co-workers through messages and enables organic collaboration with Naver Works' unique group function. You can have conversations with LINE users as well as Naver Works users of other companies, unifying communication channels with customers or business partners. Messages, bulletin boards, calendars, address books, to-dos, surveys, mail, and drives, all necessary for work, all in one NAVER Works app. Quick link between PC and mobile app allows you to work anytime, anywhere. Problems are easily prevented through monitoring as well as setting the NAVER Works environment, adding members, granting administrator privileges, and setting the scope of service use. In addition, by setting the company's data security, you can quickly respond to human errors such as loss of login information or device loss. -
37
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. -
38
Mailbird
Mailbird
Mailbird is a fast, modern email client for Windows and macOS, trusted by millions with over 4 million downloads. It brings all your accounts—Gmail, Outlook, iCloud, IMAP, Exchange—into one unified inbox with smart features like Snooze, Undo Send, Quick Reply, Send Later, email snippets, and drag-and-drop organization. Customize your workspace with themes, custom avatars, and flexible layout options. Stay productive with sidebar integrations for Google Calendar, WhatsApp, Slack, Trello, Asana, and more—no app switching needed. Built natively for each platform and optimized for both Windows 11 and Apple Silicon, Mailbird delivers speed, simplicity, and seamless control. Available in a Free version with an optional Premium upgrade. Backed by top-rated customer support.Starting Price: Free -
39
Pingly
Pingly
Pingly is a beautiful, modern email service built for today's internet. Enjoy email again with a modern and easy to use interface. Pingly isn’t just an email client, it’s also a full-featured email provider that hosts email on your domain. hat with your team using Channels. Pingly integrates email and team chat into a single interface. Save time and stay focused without having to switch between different apps. Pingly is your communication hub Message or talk seamlessly with anyone over Email, Text & Voice from a single unified platform. Pingly brings email and team chat into one place so you can stay focused and get work done. Whether for your business or side-project, Pingly is built for organizations of all sizes ranging from solo entrepreneurs to large teams. At its core, Pingly is a modern, full-featured email service built for today's internet. Setup email on your domain with Pingly in minutes and have your team collaborating together in no time.Starting Price: $5 per user per month -
40
Typetalk
Nulab
A chat app built for team collaboration. For communication that’s ongoing, trackable, and engaging. Communication shouldn’t stop when the meeting ends. With organized chat Topics, your team can host open-ended conversations that drive projects forward. Nothing kills productivity like having to ask for everything twice. With a living repository of questions, requests, and feedback at your fingertips, you can find the information you need with a simple search. Team cohesion is about more than aligned goals. To inspire engagement, you need an app that’s user-friendly, actionable, and fun with features like mentioning, Likes, third-party cards, and more. A simple, yet savvy feature set for every conversation. Create focused chat Topics that guide the conversation. Topic groups, threaded messages and tagged #Talks help keep things organized. Search messages by keyword, sender, or date. Search within Topics or Direct Messages. And explore messages with attachments.Starting Price: $10 per month -
41
CallingPost
CallingPost Communications
CallingPost is a MASS messaging service that sends your communications instantly by phone (pre-recorded voice), text (sms), email or even all three! Help your organization thrive today by making communication fast, easy & reliable for everyone. No one has to feel frustrated or left out again. Using CallingPost is as easy as 1-2-3! Stay Connected with CallingPost! In 1995, we were the original pioneers in mass messaging technology by being the first to make group communication fast, easy & reliable. Our system is built on a solid foundation of excellence, trust, and reliability. Starting as a one-to-many phone system, we have expanded our service to include email, text, and analytical reporting. Help your people thrive today by making communication fast, easy & reliable for everyone. We are proud to have facilitated over 1 Billion Communications!Starting Price: $4.98 per month, 15 contacts -
42
Topicbox
Topicbox
Sort and store knowledge by team, project or topic. Your organization’s News Center gives you an up-to-the-minute overview. Give teams in any location a chance to contribute when they are online. Reference any email conversation with a simple web link. Give new team members history and context from day one. Share institutional knowledge with access to the right topics plus a powerful search. Endless CC lists drop people out (or force people in!). Share better knowing the right group gets the message. Give people the flexibility to subscribe to topics of interest, and customize if they’d like messages right away or in a daily summary. As a product of Fastmail, Topicbox provides the same passionate customer-focused support. We love our customers and pride ourselves on bringing the best email experience to all of our users.Starting Price: $10 per month -
43
Zoom Team Chat
Zoom Communications
Connect your teams and streamline communications. Included with your Zoom license is Zoom Team Chat. Helping your teams stay connected. Streamline your teams with chat and video meetings. Make collaboration easier between teams and external participants with enterprise chat and instant video meetings. Power modern and efficient team communication. Create a virtual workspace where all the right people for every project are ready to collaborate. Organize your communications chaos. Save time by quickly finding messages, content, and links related to your conversations and projects. Start a meeting with any 1:1 or group channel. Zoom meetings scale up to 1,000 people with clear video, audio and screen sharing. Communicate in public or private channels organized by projects, teams, or topics. Share files, emojis, screenshots, and more. Quickly find contacts, messages, and files, keeping knowledge and information at your fingertips. Calendar integrations sync status and presence. -
44
ClientFlow
ReportGarden
Shared Inbox and Project management software for Client service teams. Manage your team’s email conversations, tasks and timesheets on a single platform. ClientFlow gets your personal email conversations, your team's group email conversations and client communication on a single shared platform where every mail is owned up and is responded to. Have all your conversations with clients in one place, Standardize Approval process with Custom branded Approval requests and automate repeated conversations with customized message templates. Connect your Email accounts or Set up auto-forwarding from any email address and share with Teammates so they have visibility into all Emails Conversations on one shared inbox software without having to switch between different group mail accounts. ClientFlow works a lot like your email client but builds on top of it to include useful features that facilitate group conversations much better.Starting Price: $19 per month per user -
45
Yac
Yac
Yac is a voice collaboration platform for remote teams. Record your voice or screen and collaborate fully asynchronously. Eliminate meetings with voice messages. Cut down on meetings & calls with voice messages, searchable transcriptions & async screen sharing. Distributed creative teams in technology industry looking for a voice collaboration platform. With read receipts you'll know when someone has listened to your message, heard your standup, or watched your screenshare. Send it when you're available and your teammates can listen whenever they want. Your single identity on Yac connects you with your co-founder, investor, online friends, and can be used across multiple organizations and teams. Yac works alongside the tools your team uses today. Instead of scheduling a Zoom or typing endless Slack messages back and forth, condense that conversation into a few voice messages or async screenshares. Your team will thank you.Starting Price: $3 per user per month -
46
Aqua Mail
MobiSystems
The most customizable email client for Android. Over 300 settings for full customization. Sync your Exchange contacts and calendar. Format emails with our rich text editor. Rest your eyes with our dark theme. -
47
Amazon WorkMail
Amazon
Amazon WorkMail is a secure, managed business email and calendar service with support for existing desktop and mobile email client applications. Amazon WorkMail gives users the ability to seamlessly access their email, contacts, and calendars using the client application of their choice, including Microsoft Outlook, native iOS and Android email applications, any client application supporting the IMAP protocol, or directly through a web browser. You can integrate Amazon WorkMail with your existing corporate directory, use email journaling to meet compliance requirements, and control both the keys that encrypt your data and the location in which your data is stored. You can also set up interoperability with Microsoft Exchange Server, and programmatically manage users, groups, and resources using the Amazon WorkMail SDK. Amazon WorkMail features simple, low, monthly per-user pricing and costs $4 per user per month which includes 50GB of storage per user.Starting Price: $4 per user month -
48
Yahoo! Mail
Yahoo!
Yahoo Mail is a free email service from Yahoo, as well as a mobile app for email management. Thanks for checking out the Yahoo Mail app—the best email app to organize your Gmail, Microsoft Outlook, AOL, AT&T and Yahoo mailboxes. Whether you need a clutter-free mailbox, added customization, different views for deals, receipts, and attachments, or even more storage, we’ve got you covered. -
49
Qwil Messenger
Qwil Messenger
Upgrade to an all-in-one client communication platform. Your data, your control, your brand. The consensus among experts is clear, just don't use social chat platforms for your business. Start chat instantly, easily, and now securely, with Qwil Messenger. Increase in open rates with Qwil Messenger compared to email. Increase in response rates with Qwil Messenger compared to email. Response time drops from 90 minutes for emails to 90 seconds with Qwil Messenger. Stay in touch with clients, colleagues, and your team easily with a secure banking-grade app. Effortlessly manage conversations and add participants as needed. Stay connected on the go, whether you're on desktop or mobile. Save time by avoiding extra passwords, secure emails, or identification calls. Share your screen, and send messages and documents in the same conversation. Schedule your next meeting with participants in the chat, no risk of unwelcome guests.Starting Price: $30 per staff user/month -
50
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.
