Webcron is described as 'With webcron you pay per request and you can choose the monitoring frequency to your linking. When your website goes down, webcron can send you either an email or a text message (SMS)' and is a website monitoring tool in the network & admin category. There are more than 100 alternatives to Webcron, not only websites but also apps for a variety of platforms, including SaaS, Windows, Linux and Self-Hosted apps. The best Webcron alternative is Uptime Kuma, which is both free and Open Source. Other great sites and apps similar to Webcron are Tianji, UptimeRobot, Pingdom and HetrixTools.