Whisper · 100% in-browser
Free Whisper transcription — your audio stays on your device
Cloud transcription bills by the minute and uploads your recordings. WKO AI transcribes entirely in your browser — English runs on Moonshine Tiny and Base via WebGPU/WASM, other languages on Whisper — unlimited, no sign-up, and your audio never leaves your device.
Side by side
WKO AI vs cloud transcription
Comparison based on typical hosted transcription services' public pricing and limits; check each vendor for current terms.
Beyond transcripts
Transcribe, synthesize, create — all local
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English: Moonshine Fast & Quality
English audio defaults to Moonshine Tiny (~53 MB) for the fastest local transcription, with a Moonshine Base Quality tier for difficult recordings — both running in your browser.
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Multilingual via Whisper
Pick any supported language or Translate to English and Whisper runs locally — Tiny (~67 MB) through Large-v3 Turbo, quantized, no upload.
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Text-to-speech on device
Reverse the flow with Kokoro 82M TTS — 86 MB, 82M params, 27 neural voices across accents and styles, synthesized in your browser.
Transcripts without the upload
Open the audio studio, drop a recording or hit record, pick a Whisper model, and get timestamped text. No account, no meter, no upload.