
Description: KeepCalling is a VoIP phone service provider that offers unlimited calling to the US, Canada, Mexico, China, India and other countries. It provides virtual phone numbers and works on desktop and mobile devices.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Localphone is a VoIP software that allows you to make affordable international calls. It routes calls over the internet rather than traditional phone lines.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API