ESpeak is a compact open source software speech synthesizer that supports a large number of languages. It uses a "formant synthesis" method. This allows many languages to be provided in a small size. The speech is clear and can be used at high speeds.

Requirements:

This is a port of eSpeak to Android for 4.0 (Ice Cream Sandwich) and later (including Marshmallow), supporting all 79 languages and accents of eSpeak TTS Engine.

This port of eSpeak is built on the eyes-free version. It fixes multiple issues found in the eyes-free version: Fixes crashes on Android 4.3 and later versions, Lot of customization options implemented like eSpeak desktop application, and Various memory leaks and crashes are fixed.