UptimeMate helps you to find technical issues on your websites and makes sure that you are the first to know.



ApiChecker is described as 'Is reliable uptime and performance monitoring for your service. It uses different servers around the world to verify your service/API/WebSite performance and uptime ?! We also provide different way to keep you notified about downtime - it can be SMS , Slack, Email' and is a website monitoring tool in the network & admin category. There are more than 100 alternatives to ApiChecker for a variety of platforms, including Web-based, SaaS, Windows, Linux and Mac apps. The best ApiChecker alternative is Uptime Kuma, which is both free and Open Source. Other great apps like ApiChecker are UptimeRobot, Pingdom, WebSite-Watcher and HetrixTools.
UptimeMate helps you to find technical issues on your websites and makes sure that you are the first to know.



Proactively monitor your websites and online services. Receive immediate notification when a problem is detected so you can quickly resolve the root cause and prevent potential escalation.




The website monitoring service that doesn't suck. Get an email when your website goes down. Statuses are available by email, web, RSS feeds and widgets.
Sophisticated Uptime Monitoring for your Apps, DBs, IT systems, and business services. Get pro-active alerts and fix incidents with ease without the noise.

Website performance monitoring displaying the load times for various components of the site. Plans start at $23/mo.



Simple to use website monitoring supporing both HTTP, HTTPS and web serivce monitoring service, with email and sms notificataion. Free Sign up!
updown.io is a HTTP monitoring solution with a clean UI and a cheap and simple pricing. It notifies you of downtimes by email or SMS and provides a public status page you can share.


AgentSlug.com is simple but perspective application to monitor your website. For now, you can find there a full featured uptime monitoring tool. However, the app is developed constantly to provide complementary webmaster tools in the nearest future.




Fluxguard uses Google headless Chrome to monitor entire sites for changes. It provides 3 different levels of change monitoring, pixel change detecting comparing screenshots, code-level comparison of the rendered DOM, and extracted text comparison.




