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Offline transcription for Mac with Whisper

Turn a recording, a meeting or an interview into text or subtitles, on your Mac. Record straight into it, or drop in a file.

Model
Whisper large-v3 turbo (1.6 GB), MIT
Languages
About a hundred, detected automatically
Saves as
Plain text, or SRT and VTT subtitles
Memory
Any Apple silicon Mac, from 8 GB
Speed
About 35 times faster than real time on an M2 Max: an hour of speech in under two minutes
LocalLab AI's Transcribe tool on a Mac: a 39-second recording turned into text by Whisper in 2 seconds, its language detected automatically, ready to save as text, SRT or WebVTT.
A 39-second recording transcribed in 2 seconds, its language detected automatically.

How it works

Whisper is OpenAI's open speech recognition model; the large-v3 turbo version keeps its accuracy at a fraction of the time. LocalLab runs it on your Mac's GPU, so confidential recordings stay confidential.

Press Record to transcribe from your Mac's microphone — macOS asks for permission the first time — or drop in an audio or video file.

Good for

Private by design

Transcribe runs on your Mac. LocalLab AI has no account, no analytics and no server: the only connection it makes is to Hugging Face, to download models. Read the privacy policy.

Questions

Is my recording sent to a server?

No. Transcription runs entirely on your Mac, and the microphone is used only while you record.

Can it make subtitles?

Yes — save as SRT or VTT, with timings, ready for a video editor or a player.

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