Founded in February 2002, WatchMouse is a global industry leader in self-service website and application performance monitoring.


UptimeRobot is described as 'Monitor up to 50 sites with 5-minute intervals for free. Receive alerts by email, SMS, calls, and integrate with platforms for seamless updates' and is a very popular website monitoring tool in the network & admin category. There are more than 100 alternatives to UptimeRobot for a variety of platforms, including Web-based, SaaS, Self-Hosted, Windows and Linux apps. The best UptimeRobot alternative is Better Stack. It's not free, so if you're looking for a free alternative, you could try Better Stack or Uptime Kuma. Other great apps like UptimeRobot are Pingdom, Tianji, Kener and HetrixTools.
Founded in February 2002, WatchMouse is a global industry leader in self-service website and application performance monitoring.


Netweak is a delightful, minimalist monitoring platform that gives you insights on performance and availability for your linux servers & websites.




At UptimeObserver.com, we specialize in comprehensive website monitoring and web infrastructure monitoring. Our mission is to empower website owners and administrators with the tools they need to ensure their online presence remains consistently reliable and responsive.



Pingmeter developed to work, so you can rest. You might have a great website, shop or blog. so do your competitor. And they get your visitors when your site is down. It is stressful to have your website down and you get aware of it few hours after your visitors.




Testomato allows you to create tests in seconds so you can take control of your website's performance. Errors are checked from multiple locations to ensure accuracy. Monitor uptime performance as often as every 15 seconds!




Monitive is an uptime monitoring service, where users sign up and input their website address, which we check every minute, from a random location around the world, and instantly notify them when their site is down.




Single tool that monitors all aspects of websites, including availability, domain, certificate, security and script errors.


Downdetector monitors over 3,000 services in 25 countries including telecommunication outages (internet, phone and TV service), online banking problems, websites that go down and apps that aren’t working.




Monitor your website, REST API, SSL, Domain, Server, Port. Free 5 monitors. Checked every 5 minutes.
Get alerted if your website is down via email, teams, webhook etc.


HowFast monitors offers website downtime monitoring with a check every single minute. It also helps you to track the response time of your server over time, telling you how much time was spent during DNS resolution, TCP connection, TLS handshake, HTTP send / wait / download, and...




Better UX, 1-minute checks for free, and other nice features


IsZDown monitors the downtime of thousands of applications, websites, and services across the world including SAAS services, internet, phone, electricity, apps, and websites that go down and apps that aren’t working.


Honeybadger is an application health monitoring tool built by developers for developers. It's everything you need to keep production happy—and nothing you don't.




Europe based has a generous free plan.