
Description: Acapela TTS is a text-to-speech (TTS) technology that converts written text into natural sounding speech. It supports over 40 languages and offers life-like voices with adjustable speed and pitch.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Speech Services by Google offers a suite of speech recognition and synthesis APIs that allow developers to add speech capabilities to applications. Key features include speech-to-text, text-to-speech, voice filtering, and enhanced models for call center and video transcription.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API