
Description: YateClient is an open-source softphone application that allows making VoIP calls over the internet. It supports popular protocols like SIP and IAX and works with most VoIP providers. YateClient has a simple interface and advanced features like call recording, conferencing, and SMS.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: SessionTalk SIP Softphone is a software-based phone system that enables making and receiving VoIP calls over the internet. It provides business phone system features like call transfer, conference calling, voicemail, etc. without expensive PBX hardware.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API