free software for the blind

Ekho - Chinese text-to-speech software
(supports Cantonese, Mandarin)


(updated on Aug 11, 2023)

Ekho (余音) is a free, open source and multilingual text-to-speech (TTS) software. It supports Cantonese (Chinese dialect spoken in Hong Kong and part of Guangdong province), Mandarin (standard Chinese), Toisanese, Zhaoan Hakka (a dialect in Taiwan), Tibetan, Ngangien (an ancient Chinese before Yuan Dynasty) and Korean (in trial). It can also speak English through eSpeak or Festival. Ekho supports Linux, Windows and Android platforms.

Try following form for demo:

Speed Delta(-50..100): Pitch Delta(-100..100): Volume Delta(-100..100):

Here are some recommended versions:

(for screen reader like NVDA, eSpeak is more rubust than Festival)

Download page for all versions: Ekho (余音)

Source code is hosted at Github

Want to write Web page with voice? Take a look at WebSpeech!

If you want to use Ekho as a Chinese learning tool, Gradint may be a more suitable choice.

For Windows users, Balabolka is recommended to used with Ekho.

For Linux users, Foliate eBook viewer is recommended to used with Ekho. Just setup TTS command as `ekho -f '-'`. Pay attention, don't install Foliate with Snap because we can't use command outside snap.

Here are some documents for users:

Here are some documents for developers:

License: GPL v2