
Description: Voxer is a walkie talkie app that works over cellular data or WiFi. It allows real-time voice communication, as well as the ability to send pre-recorded audio messages. Key features include end-to-end encryption, group messaging with up to 200 people, and integration with other apps like Zello and JioChat.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Walkie-Talkie.io is a free web-based application that allows real-time voice communication between internet-connected devices. It works like a traditional walkie-talkie, allowing users to press a button to talk and release to listen.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API