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>log in to commentI built Murmur to give Mac users a private, on‑device AI dictation tool – just hold the right ⌘ key, speak, and polished text appears wherever you type. It works in any app with a text field, from Mail and Slack to Xcode and Terminal. I'd love to hear what you think about it!
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Say Murmur provides on-device private dictation for macOS, turning spoken words into polished text in any app.
- for
- Mac users who need offline, secure voice typing without cloud services.
- pricing
- freemium · free trial
Key features
- Universal app support — Works in any app with a text field, including Mail, Slack, ChatGPT, Xcode and Terminal.
- Voice-driven editing — Select text, hold ⌥ and speak commands to rewrite or adjust tone.
- Automatic filler removal — Filters out ums, ahs and other filler words in real time.
- Snippets & shortcuts — Speak a phrase to expand predefined snippets like email addresses.
- Offline operation — All speech recognition and AI polishing run locally on Apple silicon Macs, even in Airplane Mode.
- Multi-Mac license — One purchase covers up to three Macs with free updates for version 1.
Use cases
- Write quick emails or messages without typing.
- Edit code comments or documentation hands-free in Xcode.
- Take meeting notes in any window while staying on a call.
- Create polished drafts in Slack or ChatGPT without filler words.
Say Murmur vs alternatives
 Say Murmur |  Whisper.cpp |  OpenAI Whisper |  Otter.ai |  ElevenLabs | |
|---|---|---|---|---|---|
| Best for | On-device private dictation | Fast local speech recognition | Customizable speech transcription | AI meeting notes | Text-to-speech and voice cloning |
| Pricing | Freemium | Free | Free | Subscription | Subscription |
| DevHunt upvotes | 1 | 0 | 0 | 0 | 0 |
| Launched | Dec 2030 | — | — | — | — |
- Say Murmur vs Whisper.cpp: Runs locally but focuses on speech-to-text only, no AI polishing or editing commands.
- Say Murmur vs OpenAI Whisper: Open-source model for transcription; lacks Mac-specific UI and voice-editing features.
- Say Murmur vs Otter.ai: Cloud-based meeting transcription service with analytics, not offline or per-Mac licensing.
- Say Murmur vs ElevenLabs: Generates synthetic voice output rather than converting speech to text.
Say Murmur FAQ
Does it work offline?+
Yes. After Apple’s one-time speech model download, all recognition and AI polishing run locally on your Mac.
Which Macs are supported?+
Apple silicon Macs running macOS 26 (Tahoe). AI polish and voice editing require Apple Intelligence to be enabled.
How many words can I try for free?+
The first 2,000 words are free with no sign-up; you can add an email for 3,000 more before paying.
Can I move the license to another Mac?+
Yes, the license works on up to three Macs; deactivate a device in Settings to free a slot.
What languages are supported?+
All languages supported by Apple’s on-device speech model, selectable in macOS Settings.
Edited by the makers, based on saymurmur.app · Oct 13, 2026. Details may change; check the official site.
