
Description: CallRail is a call tracking and analytics platform that helps businesses track phone calls, understand what happens on calls, and attribute calls to campaigns and sources. It provides insights into caller behavior, call quality, and ROI.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: CrazyCall is a voip and video conferencing software that focuses on providing an easy-to-use interface and high quality calls. It allows users to make audio and video calls to other CrazyCall users for free, as well as integrate with traditional phone lines at low rates.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API