
Description: FriendCaller is a free software for making internet phone calls. It allows you to call your friends for free over the internet using Voice over IP technology. FriendCaller has an easy-to-use interface and works on Windows, Mac and Linux systems.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Skype Lite is a free video calling and chat app optimized for low-speed networks. It provides high-quality video and voice calls along with instant messaging on 2G and 3G networks. Key features include easy contact syncing, notifications, SMS integration, and data usage control.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API