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Voice keyboard

Marmalade STT

by maxwhipw

An open-source Android app that provides on-device speech-to-text as a voice input engine for keyboards such as FUTO Keyboard.

Android

Official site engines

Speech engines it runs

NVIDIA Parakeet by NVIDIAParakeet TDT v3, English: 4.48%Parakeet TDT v3, No noise: 4.44%Parakeet TDT v3, 20 dB: 4.44%Parakeet TDT v3, 10 dB: 4.48%Parakeet TDT v3, 5 dB: 7.85%Parakeet TDT v3, 0 dB: 44.47%
NVIDIA Canary by NVIDIA
NVIDIA Nemotron Speech ASR by NVIDIA
Qwen3-ASR by Alibaba Cloud (Qwen team)
Whisper by OpenAIWhisper large-v3-turbo, English: 3.92%Whisper large-v3-turbo, No noise: 3.78%Whisper large-v3-turbo, 20 dB: 4.2%Whisper large-v3-turbo, 10 dB: 5.51%Whisper large-v3-turbo, 5 dB: 13.92%Whisper large-v3-turbo, 0 dB: 66.09%

Word error rates from our own tests on public recordings: English in a quiet room and with background talk. Lower is better.

Every figure about Marmalade STT

Each figure is a row of a research dataset. Open it for the exact words of its source or the exact request it was read from.

Dictation Software Prices: What Each App Costs

Marmalade STT2026-100 $

Dictation App Features Compared: Offline, Privacy, AI

All voice keyboards, compared