GTmetrix vs. Imagify Comparison Chart

Paessler PRTG is an all-inclusive monitoring software solution developed by Paessler. Equipped with an easy-to-use, intuitive interface with a cutting-edge monitoring engine, PRTG optimizes connections and workloads as well as reduces operational costs by avoiding outages while saving time and controlling service level agreements (SLAs). The solution is packed with specialized monitoring features that include flexible alerting, cluster failover solution, distributed monitoring, in-depth reporting, maps and dashboards, and more. PRTG monitors your entire IT infrastructure. All important technologies are supported: • SNMP: ready-to-use and custom options • WMI and Windows Performance Counters • SSH: for Linux/Unix and macOS systems • Traffic analysis using flow protocols or packet sniffing • HTTP requests • REST APIs returning XML or JSON • Ping, SQL, and many more

We provide peace of mind to thousands of customers like Apple, Microsoft, IBM, Palo Alto Networks, Kraft, and BNP Paribas who trust us to monitor the performance, health, and downtime of their websites, applications, and infrastructure. We’ve been recognized as one of the world’s best web monitoring solutions by G2 and TechRadar Pro for several consecutive years, including this one. Use Uptime.com to: -Choose domains and configure checks to start monitoring web, network, and email performance at global scale. -Get accurate, moment-it-happens web downtime and performance alerts to any device or DevOps tool you use. -Customize system monitoring dashboards to report on critical data across alerts, check types, and SLAs -- segmented by account user or subaccount. -Quickly and professionally communicate downtime and outage statuses in the same tool you monitor website performance with. -Deliver alert notifications response time metrics into your teams go-to tools

Seobility checks your complete website, by crawling all linked pages. All found pages with errors, problems with the on-page optimization or problems regarding the page content like duplicate content are collected and displayed in each check section. Of course, you can also analyze all problems of a single page in our page browser. For a sustainable and continuous review of your website, each project is constantly crawled and analyzed by our crawlers to track the progress of your optimization. You will also be notified by our monitoring service with the status of your website via e-mail, if server errors and major problems occur. Seobility not only provides a detailed SEO audit but also gives tips and instructions on how to fix the problems found on your website. By fixing these issues, you make sure that Google can access all of your relevant content and understand what it’s about in order to match it with suitable search queries.

Semrush is an online visibility management and content marketing SaaS platform that ensures businesses get measurable results from online marketing. Our software helps companies of all sizes and industries to optimize their visibility across key channels and create engaging content for their users. Our data enables discovery of great growth opportunities, while workflow and tracking solutions help users run experiments continuously and more accurately measure results. Unveil your competitors’ marketing strategy and tactics. Analyze traffic of any website. Unveil competitor promotion strategies. Get ideas for growing your market share. Discover keyword & backlink gap. Discover how to reach more prospects while spending less. Find the best keywords for every PPC campaign. Monitor your competitor’s ad copies and landing pages. Optimize your Advertising spend (at a local level). Analyze Google Shopping ad campaigns.

NetCrunch is a powerful, scalable, all-in-one network monitoring system built for modern IT environments. It supports agentless monitoring of thousands of devices, covering SNMP, servers, virtualization (VMware, Hyper-V), cloud (AWS, Azure, GCP), traffic flows (NetFlow, sFlow), logs, and custom data via REST or scripts. With 670+ monitoring packs and dynamic views, it automates discovery, configuration, alerting, and automates self-healing actions for efficient remote remediation in response to alerts. Its node-based licensing eliminates sensor sprawl and complexity, providing a clear, cost-effective path to scale. Real-time dashboards, policy-driven setup, advanced alert tuning and 40+ alert actions including remote script execution, service restart, process kill or device reboot-make NetCrunch ideal for organizations replacing legacy tools like PRTG, SolarWinds, or WhatsUp Gold. Fast to deploy and future-proof. Can be installed on prem, self hosted in the cloud, or mixed.

UptimeRobot is a website monitoring service with a forever free plan that lets you register with just an email and monitor up to 50 websites, servers, or keywords with 5-minute intervals. Setup takes only a few clicks. For faster checks and advanced features, paid plans offer 1-minute or 30-second intervals, along with SSL certificate, domain expiry, and heartbeat (cron job) monitoring. You can also create up to 100 status pages, customize them to match your brand, protect them with a password, and allow subscribers to receive updates. Get notified instantly via email, SMS, voice calls, or integrations with Slack, Zapier, PagerDuty, Splunk On-Call, Telegram, Webhooks, Discord, Mattermost, Pushbullet, Microsoft Teams, Google Chat, Pushover, and more. Mobile push notifications are available through the iOS and Android apps. Other features include maintenance windows, incident tracking with root cause analysis, tags, comments, and filters. Share account with other team members.

FirstWave’s NMIS is a complete network management system that provides fault, performance, and configuration management, performance graphs, and threshold alerts. Business rules allow for highly granular notification policies with many types of notification methods. NMIS consolidates multiple tools into one system, ready for Network Engineers to use. Scalable, flexible, open, and simple to implement and maintain, NMIS is the Network Management System that underpins the operations of over one hundred thousand organizations worldwide – making it one of the most widely used open-source Network Management Systems in the world today. FirstWave enables partners, including some of the world’s largest telcos and managed service providers (MSPs), to protect their customers from cyber-attacks, while rapidly growing cybersecurity services revenues at scale. FirstWave provides a comprehensive end-to-end solution for network discovery, management, and cybersecurity for its partners globally.

ManageEngine Site24x7 is a comprehensive observability and monitoring solution designed to help organizations effectively manage their IT environments. It offers monitoring for back-end IT infrastructure deployed on-premises, in the cloud, in containers, and on virtual machines. It ensures a superior digital experience for end users by tracking application performance and providing synthetic and real user insights. It also analyzes network performance, traffic flow, and configuration changes, troubleshoots application and server performance issues through log analysis, offers custom plugins for the entire tech stack, and evaluates real user usage. Whether you're an MSP or a business aiming to elevate performance, Site24x7 provides enhanced visibility, optimization of hybrid workloads, and proactive monitoring to preemptively identify workflow issues using AI-powered insights. Monitoring the end-user experience is done from more than 130 locations worldwide.

Pulseway is a real-time remote monitoring and management (RMM) software for MSPs and IT departments that allows you to take full control over your entire IT environment. Easy to use and quick to deploy, Pulseway ensures that any IT issues are detected, monitored, and addressed at the earliest time possible. The platform offers complete visibility through the Pulseway Dashboard, advanced automation, remote control, OS & 3rd party patch management, network monitoring, IT automation, custom reports, complete command traceability, email notifications, and so much more. We also offer add-ons for endpoint protection, business management (PSA) and backup & disaster recovery software and integration with leading AV providers to give you the power of a full IT stack. Over 6,000 customers worldwide use Pulseway every day to pro-actively manage their own and customers IT infrastructure. Test it free today with our 14-day no commitment trial.

ITRS Uptrends helps organizations achieve 24x7 reliability and performance for web services (websites, SaaS, APIs), so mission-critical transactions work from anywhere, anytime. ITRS Uptrends’ intuitive no-code/low-code transaction recorder simplifies the monitoring setup, driving rapid time-to-value even across multi-vendor/domain business services. We continuously monitor multistep user journeys from 368 nodes in 67 countries to provide full visibility beyond uptime. Alongside synthetic monitoring, our real user monitoring captures service usage and adoption to show IT's business impact. Integrating with our real-time observability portfolio, ITRS Uptrends offers end-to-end visibility of business services across hybrid infrastructures. As a SaaS solution, ITRS Uptrends is deployment-free unless private checkpoints are required to monitor from within a corporate network.