Android TTS Engine

Onyx TTS

Set Onyx TTS as your Android system voice engine. Use local Piper ONNX voices offline, or connect your Onyx Voice API clones for cloud-quality neural speech everywhere on your device.

Built for Tasker

Leverage local Piper ONNX voices and your Onyx Voice API clones with simple "Say" or "Say to File" actions -- no API calls, no Termux. Compatible with other voice API providers too.

Seamless Automations

Integrate professional neural voices into your Tasker profiles as easily as any stock system voice.

Choose Your Engine

Onyx Voice API

Cloud neural voices with voice cloning. Connect your API key and your cloned voices appear as selectable system voices across all your Android apps.

Works with ElevenLabs and other compatible voice API providers too.

Voice Cloning Neural Quality
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Piper ONNX

Blazing fast local execution. 100% offline neural voices with zero data usage and sub-100ms response times. Works without internet or an API subscription.

Local-First Privacy Centric No Internet
Onyx TTS System Engine

System-Wide Native Engine

Transform how your entire Android OS sounds. Set Onyx TTS as your Preferred Engine and bring neural voice quality to Google Maps, Kindle, system alerts, and every other app.

Deployment Protocol

01
Install Onyx TTS from the Google Play Store
02
Load Local Piper ONNX Models or Connect your Onyx Voice API
03
Select Onyx TTS as Preferred Engine in Android Settings

Forge your
New Voice

Available for Download on Google Play

Get Onyx TTS

Onyx TTS Privacy