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Openbroca vs Zumbo

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

Openbroca compared with Zumbo
DetailOpenbroca logo OpenbrocaZumbo logo Zumbo
What it doesAI dictation for Mac that turns natural speech into clear, polished text Open source dictation for Mac with local AI, instant speed and complete privacy
StageNot given Not given
FoundedNot given Not given
Based inNot given RO
Pricing modelFreemium Paid
PricingFree: 3,000 text units per week, all features included. Unlimited: $6.99/month or $59.99/year (equivalent to $5/month). Prepaid credits: CNY 9.90 one-time for 30,000 usage units. 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
  • Multilingual voice-to-text with automatic language detection
  • Translation into 28 target languages
  • AI text cleanup that preserves tone and style
  • Personal dictionary with learning from corrections
  • Optional Screen Context for spelling hints
  • System-wide text insertion with copy fallback
  • Dictation history and transcript recall
  • Custom keyboard shortcuts
  • Native Swift app for macOS
  • Lightweight 6.5 MB application
  • 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
  • Works in any Mac app where you're typing without switching applications
  • Cloud-powered processing with no audio storage
  • Learns and improves from your corrections
  • All features available on the free plan
  • One-minute setup with minimal configuration
  • 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 planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)7 −1 (down) since last check3 no change since last check
Trust Flow (Majestic)133
Citation Flow (Majestic)2822
Referring domains (Majestic)419

5 details filled in for both companies.

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