Sentry’s real-time error tracking gives you insight into production deployments and information to reproduce and fix crashes—before your users contact you.



OKchecker is described as 'Simple website uptime and cron job monitoring. We check operational status of your website and notify you when your server is not responding or your nightly backups, weekly reports and scheduled tasks don't run on time' and is a Uptime Monitor service in the network & admin category. There are three alternatives to OKchecker, not only websites but also apps for a variety of platforms, including Android, Self-Hosted, Ruby and Python apps. The best OKchecker alternative is Sentry, which is free. Other great sites and apps similar to OKchecker are New Relic and Rollbar.
Sentry’s real-time error tracking gives you insight into production deployments and information to reproduce and fix crashes—before your users contact you.



Pinpoint and solve performance issues in your Ruby, Java, .NET, PHP and Python apps with real user, application and server monitoring.

Rollbar collects errors that happen in your application, notifies you, and analyzes them so you can debug and fix them. JavaScript, Ruby, Python, PHP, Node.js, Android, Flash, .NET, and Java libraries are available.


