
Description: Website Down?! is a website monitoring tool that checks if your website is up and running properly. It pings your site periodically and alerts you via email or SMS if your site goes down or becomes unresponsive.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: IsThisSiteDown.org is a free online tool that allows users to check if a website is down or not responding. It pings the site's server and reports back with uptime status and response times.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API