Mumble AI vs ExtraBrain

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Mumble AI compared with ExtraBrain
Detail	Mumble AI	ExtraBrain
What it does	Voice tools for humans with things to say	Local-first AI interview and meeting copilot for Mac
Stage	MVP	Startup
Founded	Not given	Not given
Based in	US	Not given
Pricing model	Freemium	Freemium
Pricing	Mumble Dictation: Free tier with unlimited on-device dictation, no account needed. Pro is $50 one-time purchase (Early bird price $100, currently $50) including AI cleanup, AI Transforms, custom prompts, voice actions, and priority support. Mumble AI is free during beta.	Free core app with local Gemma 4, local Parakeet transcription, and bring-your-own provider setup. Pro: $9.99/month, $99/year, or $179 Lifetime. Eligible monthly and yearly Pro subscriptions include 1,000 ExtraBrain AI credits per billing month. External AI and transcription provider usage billed se
Key features	Works in every app on your Mac Runs on-device, even offline Supports 40+ languages, mixed mid-sentence AI Transforms to reshape text Custom prompts for any output Voice actions: GIF, web search, ask AI Personal dictionary that learns your words Meeting notes with decisions and next steps Works with every meeting app 30-day money-back guarantee on Pro	Live transcription with local Parakeet or optional Deepgram Screen-aware context and screenshots for structured answers Hidden from screen sharing on Zoom, Google Meet, Teams, and coding platforms Post-session summaries and organized context Local-first data storage on your Mac Support for multiple interview and meeting platforms Desktop app that does not join calls as a bot
What makes it different	Fully on-device processing, audio never leaves your Mac No subscription required, one-time purchase for Pro No bot joins your calls for meeting notes Works offline without login or account Dictation goes beyond text with custom output formats	Fully local workflow possible with on-device Gemma and local Parakeet transcription Free to start with optional Pro, unlike bundled subscription services Built around bring-your-own provider access instead of locked-in vendors Designed to stay invisible during screen sharing and recordings
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	16 no change since last check	17 no change since last check
Trust Flow (Majestic)	7	7
Citation Flow (Majestic)	30	25
Referring domains (Majestic)	142	49

6 details filled in for both companies.

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