Transcribro offers private, on-device speech recognition through an Android keyboard and speech-to-text app.
Open source
24 alternativesSayboard
Sayboard uses Vosk for on-device speech recognition in an open source Android voice keyboard.
About Sayboard
Sayboard is an open-source Android voice input method editor (keyboard) that uses the Vosk library for on-device speech recognition. The app does not transmit user speech or personal data over the internet.
To operate, Sayboard requires a Vosk speech recognition model, which users can download via the built-in downloader or manually import from the Vosk model repository.
Key features
- On-device speech recognition powered by the Vosk library
- Built-in downloader for Vosk speech recognition models
- Support for manual import of Vosk models
- Open-source under GPL-3.0 license
- No transmission of user data over the internet
- Functions as a voice input method editor for Android
Best for: Android users seeking an offline, open-source voice keyboard that does not send speech data to external servers.
Good for
- All speech processing occurs on-device with no user data sent online
- Open-source GPL-3.0 license allows code review and modification
- Supports multiple languages via compatible Vosk models
Watch out for
- Requires a separate downloaded Vosk model to operate
- Needs multiple Android foreground service permissions for core functionality
- Requires the QUERY_ALL_PACKAGES permission to work around an Android bug for RecognitionService operation
Sayboard at a glance
- Website
- github.com/ElishaAz/Sayboard
- Category
- Mobile Apps › Android Apps
- Type
- Open-source project
- Pricing
- Not confirmed. Check the site
- Platforms
- Android
- Open source
- Yes · Source code
- Language
- English
- Last checked
- Oct 6, 2026 · Online when checked
- Listed
- Oct 5, 2026
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Sayboard FAQ
Does Sayboard send any user speech or data over the internet?
No, the project states it does not and never will send user information over the internet.
How can I obtain a Vosk model for Sayboard?
Use the app's built-in downloader or download a model manually from the Vosk website and import it into the app.
Is the INTERNET permission required for Sayboard to function?
No, the INTERNET permission is only used to download Vosk models and can be revoked via device settings on compatible ROMs.
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