Compare Apdex vs. CatchJS

Uptime.com website monitoring solutions provide unmatched visibility and availability, empowering engineering, operations and SRE teams to monitor & respond to their most essential services. Simple & intuitive industry leading Enterprise-grade features delivered at a fair price, that are continuously improving. G2, Sourceforge and TechRadar Pro have recognized us as one of the world’s best uptime monitors for several consecutive years, including this one. Try 100% free.

The ultimate uptime monitoring service. Get 50 monitors with 5-minute checks completely free. Set up in seconds and stay informed about your website’s health at all times. Website monitoring: Get instant alerts when your website goes down. Reliable and accurate monitoring helps you fix issues before they affect users and prevent revenue loss. SSL certificate monitoring: Avoid losing visitors due to expired SSL certificates. Get notified 30 days before expiration so you can renew in time. Ping and port monitoring: Check if your server is online or if your email service is running on port 465. Monitor any port you need with real-time alerts. Cron job monitoring: Track scheduled tasks with heartbeat monitoring. We verify if the request arrives on time, making sure server-side jobs and internet-connected devices are running properly. Status pages: Create up to 100 branded status pages, protect them with a password, and allow subscribers to receive updates. Stay informed with email, SMS, voice calls, push notifications, or integrations with Slack, Zapier, PagerDuty, Telegram, Discord, Microsoft Teams, Google Chat, and more. Maintenance windows: Pause monitoring when you schedule downtime to avoid unnecessary alerts

NinjaOne automates the hardest parts of IT, empowering more than 20,000 IT teams. By providing deep insights into endpoints, robust security measures, and centralized control, NinjaOne boosts efficiency while safeguarding sensitive data and cutting IT expenses. This comprehensive platform offers a versatile toolkit for managing and securing endpoints, including patch management, mobile device oversight, software distribution, remote support, backup solutions, and more, thanks to its extensive IT and security integrations.

OpManager is the ideal end-to-end network monitoring tool for your organization's network. With OpManager, you can keep a close eye on health, performance, and availability levels of all network devices. This includes monitoring switches, routers, LANs, WLCs, IP addresses and firewalls. Insights into your hardware health and performance; monitor CPU, memory, temperature, disk usage, and more to improve efficiency. Seamlessly manage faults and alerts with instant notifications and detailed logs. Streamlined workflows facilitate easy set-up to execute quick diagnosis and corrective measures. The solution also comes with powerful visualization tools such as business views, 3d data center views, topology maps, heat maps, and customizable dashboards. Get proactive in capacity planning and decision-making with over 250 predefined reports covering all important metrics and areas in your network. Overall, OpManager's detailed management capabilities make it the ideal solution for IT administrators to achieve network resiliency and efficiency.

Site24x7 provides unified cloud monitoring to support IT operations and DevOps within small and large organizations. The solution monitors real users' experiences on websites and apps from both desktop and mobile devices. DevOps teams can monitor and troubleshoot applications and servers, as well as network infrastructure, including private clouds and public clouds, with in-depth monitoring capabilities. Monitoring the end-user experience is done from more 100 locations around the globe and via various wireless carriers.

Evocon is a cloud-based production monitoring solution that helps manufacturing companies manage and improve their production efficiency. Evocon automates and digitizes the collection of data from production machines. We then transfer the collected data to the cloud so that manufacturers can access it in real-time, either on-site or remotely. Finally, by visualizing the data in an intuitive way, we make it actionable. This enables manufacturers to track their downtime, reduce costs and optimize the use of their production equipment. It also gives them a platform for smart decision-making – where to invest and what areas need the most attention. By providing transparency, we help companies find a way forward based on what their data says. More than 10 years of experience in production monitoring Used in 50+ countries Covering 14 different industries Available in 18 languages

Around 25 million engineers work across dozens of distinct functions. Engineers are using New Relic as every company is becoming a software company to gather real-time insight and trending data on the performance of their software. This allows them to be more resilient and provide exceptional customer experiences. New Relic is the only platform that offers an all-in one solution. New Relic offers customers a secure cloud for all metrics and events, powerful full-stack analytics tools, and simple, transparent pricing based on usage. New Relic also has curated the largest open source ecosystem in the industry, making it simple for engineers to get started using observability.

GetResponse offers an all-in-one marketing platform designed to equip marketers, solopreneurs, creators, coaches, and small business owners with powerful, user-friendly tools for email marketing, automation, and content monetization. With more than 25 years of experience, GetResponse supports audience growth and engagement through email campaigns, enables seamless course creation and sales, and helps turn passion into profit. It’s the ideal choice for building personal brands, selling products and services, and creating loyal customer communities.

Flashcloud is a modern web hosting provider built to deliver better hosting without the usual trade-offs. Instead of cutting costs at the expense of quality, Flashcloud focuses on performance, simplicity, and real human support. Founded by a team with nearly two decades of experience, Flashcloud offers shared hosting, WordPress hosting, and VPS hosting designed for speed, reliability, and ease of use. Everything runs on a global cloud infrastructure optimized for fast load times and consistent uptime. What makes Flashcloud different is its “more included” approach. Plans come with a free starter website, free domain for life, domain privacy, daily backups, and seamless migrations — all included from day one, with no hidden extras. Switching is simple, with expert-led transfers, no downtime, and even credit for unused time with your previous provider. With transparent pricing, no surprise renewals, and support from real people whenever you need it, Flashcloud delivers a hosting experience that’s straightforward, dependable, and built around the customer. Ideal for web hosting, WordPress hosting, VPS hosting, and managed cloud hosting with everything included.

Maintainly is a cloud-hosted maintenance management solution that streamlines both proactive and reactive maintenance processes. This software enables users to generate, assign, and oversee work orders, offering features such as photo uploads, meter readings, downtime monitoring, and comprehensive audit trails, which can be handled either manually or through automated preventive schedules. Users can organize assets in a hierarchical manner, track movable equipment geographically, and utilize QR codes for easy access, while every maintenance activity is recorded in a detailed history log. Teams and technicians benefit from push notifications, and maintenance personnel can receive and monitor requests using a mobile application that includes functionalities for on-site updates, task comments, and tracking time spent on jobs. Maintainly also offers customizable hierarchy configurations, sophisticated filtering options, and role-specific views, enabling complex operations across various industries to expand efficiently. With a focus on user-friendly adoption, the platform boasts a quick setup process, scalable modular features, and an intuitive design that enhances the user experience. This combination of capabilities makes Maintainly a versatile tool for managing maintenance tasks effectively.