Windows Soon macOS Soon Download

You talk. Greffier listens. Greffier is yours.

Start your meeting, hit record.
Walk away with a clear summary.

Windows Soon macOS Soon
scroll

How it works

You speak
AI transcribes
on your CPU
Summary
generated locally

Your data, your choice

100% Local By default
Cloud connect Access online AI models

Transcription and summaries run on your machine out of the box. Prefer a hosted model? Bring your own key and Greffier connects — nothing is ever sent anywhere without you choosing it.

Windows Soon macOS Soon
Accuracy

Half the errors. Still 100% local.

Most local note-takers stop at Whisper. Greffier ships NVIDIA Parakeet — about half the transcription errors of the usual Whisper default, still entirely on your device.

Word error rate · lower is better

Word error rate by model — lower is better Whisper base.en — the usual default: 9.04%*; Whisper small: 7.65%; Greffier — Parakeet TDT 110M: 4.43% 0% 2% 4% 6% 8% 10% Whisper base.en — the usual default 9.04%* Whisper small 7.65% Greffier — Parakeet TDT 110M 4.43%
*Measured on our English fixture set — LibriSpeech read speech, scored with jiwer, CPU-only on an Apple M4 Pro; base.en in its usual GPU-accelerated mode (9.13% on CPU). Parakeet models © NVIDIA, CC BY 4.0.
See the full benchmarks or read the engineering story
Pricing

$5 once.

Yours forever. No subscription.

  • One-time purchase for the current major version — every v1.x update included.
  • Local transcription and summaries cost nothing to run. Ever.
  • Optional cloud models are bring-your-own-key: you pay the provider directly, and free tiers cover normal use.
  • 14-day no-questions-asked refund.
How it works

From free download to yours-forever, in three steps.

  1. Download the app

    The installer is free for Windows, macOS, and Linux. Until a license is activated, the app stays locked.

  2. Pay $5 once

    Checkout runs through Lemon Squeezy, our merchant of record. Your license key lands in your inbox right away.

  3. Paste your key

    Enter the key on the activation screen and everything unlocks — on up to 3 of your devices, for life.

  • Works offline after activation
  • Every v1.x update included
  • Lost keys re-emailed any time by Lemon Squeezy
  • 14-day no-questions-asked refund
Download

Almost ready.

Greffier is in final pre-release polish. Launch price: $5, one-time.

Windows Signed installer Coming soon
macOS Notarized build for macOS 13+ Coming soon
Linux .deb and .rpm Experimental

Launch notifications open soon — check back here.