Apograph vs Zumbo

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

Apograph compared with Zumbo
Detail	Apograph	Zumbo
What it does	Private, on-device transcription for iPhone	Open source dictation for Mac with local AI, instant speed and complete privacy
Stage	Startup	Not given
Founded	Not given	Not given
Based in	Not given	RO
Pricing model	Freemium	Paid
Pricing	Free: unlimited recordings and imports, Fast and Balanced models, 99 languages, timed sentences, playback, spell check, text/Markdown/PDF export, Best model on 5 recordings, speaker separation on 3 recordings. Pro: one-time purchase, includes everything in Free plus Best model unlimited, unlimited s	One Mac: $15 (or $9 for first 10 buyers); Three Macs: $20; Team (10 Macs): $79. 3-day free trial with everything unlocked. Free updates. 14-day refunds.
Key features	Records, transcribes and separates speakers entirely on device Supports 99 languages with automatic detection Works completely offline in Airplane Mode Export as text, Markdown, PDF, SRT and WebVTT Quick Record system integration and shortcuts	Dictation into any app with one keyboard shortcut Local speech processing in about 200 milliseconds Automatic clean speech with filler word removal Learn corrections to improve accuracy per user 21 vocabulary packs for specialized fields Custom vocabulary packs from CSV or JSON files Notes with searchable history and time-based reminders Meeting mode with speaker labels and timestamps Supports 25 European languages Runs completely offline with no account required
What makes it different	Completely private: nothing uploaded, no account required, no analytics or trackers Runs on-device using OpenAI Whisper with no cloud processing Pro is a one-time purchase with no subscription or renewal Free app with generous limits: 5 Best re-transcriptions and 3 speaker separations per month	Open source GPL-3 code on GitHub you can read, build and verify Complete privacy with no server, no account, no audio sent anywhere Fastest local transcription at about 200 milliseconds latency One-time purchase with free updates and no subscription Works in terminal, code editors and AI coding agents
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)	Not checked yet no change since last check	3 no change since last check
Trust Flow (Majestic)	2	3
Citation Flow (Majestic)	21	22
Referring domains (Majestic)	6	9

5 details filled in for both companies.

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