Android keyboard with voice transcription — on-device or cloud-powered. Built on HeliBoard with whisper.cpp for local STT and Deepgram Nova-3 for near-instant cloud STT.

Features

- Two transcription modes:
- Cloud (Deepgram Nova-3): near-instant results (~300ms), text appears as you speak
- Local (Whisper): 100% on-device, no internet required, no data sent anywhere
- Auto: uses cloud when available, falls back to local offline
- 3 Whisper models: Base (142 MB), Small (488 MB), Small FR