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About
Unlimited voice notes with free transcription in 35+ languages. Works offline. No account needed.
Kernio is the voice note app that doesn't stop at recording. Free on-device transcription turns every voice memo into searchable text. When you're ready, AI shapes your notes into drafts — articles, chapters, posts — in your voice.
Free: unlimited voice recording, unlimited text notes, free transcription (35+ languages), offline mode, location context.
UNLIMITED VOICE RECORDING + FREE TRANSCRIPTION
- Record hands-free with real-time waveform — commuting, between meetings, after a breakthrough
- Transcribe any voice note instantly, on-device, in 35+ languages
- No internet needed. No account needed. No credits needed
- No recording limits. No monthly caps. Unlimited, free, forever
- Smart safety: auto-stop at 60 minutes, silence detection alerts
- Import audio files from other apps
UNLIMITED TEXT NOTES — FREE
- Write with rich formatting (bold, italic, lists, headings)
- Auto-save every 3 seconds — never lose a thought
- Tag notes with #hashtags for easy organization
NOTES REMEMBER WHERE YOU ARE
- Optional location capture tags each note with where you were
- "At Starbucks", "Home Office", "Between meetings" — context that matters
- AI uses location to add richer context when creating content on the web
WORKS COMPLETELY OFFLINE
- All notes stored locally on your device first
- Full-text search across all notes, even without internet
- No account required — start capturing immediately
BUILT FOR PEOPLE WHO KNOW MORE THAN THEY WRITE
You're a consultant with frameworks clients pay for. A coach whose sessions are full of quotable insights. A founder who solves hard problems daily. You have the expertise — you just don't have time to write about it. Kernio fixes that.
HOW IT WORKS
1. Open the app and tap Record or Write
2. Capture your idea — a client insight, a process you figured out, a lesson learned
3. Your notes sync to Kernio on the web, where AI turns them into articles, chapters, or posts — in your voice, from your knowledge
SYNC & BACKUP
- Notes sync automatically when you're online
- Voice recordings upload to secure cloud storage (Starter & Pro)
- Cloud sync is optional — keep everything local if you prefer
PRIVACY FIRST
- All notes stored locally on your device first
- On-device transcription never sends audio to any server
- No data leaves without your explicit action
- Delete your account and all data with one tap
UPGRADE TO AI TRANSCRIPTION (Starter & Pro)
- Studio-quality accuracy with Deepgram Nova-3
- Timestamped paragraphs you can tap to jump
- Speaker diarization (who said what)
- 2 free daily credits to try it — then 150–500 monthly credits on paid plans
- Perfect for long recordings, interviews, and client calls
- Plus: cloud voice backup, AI drafts articles/chapters/posts on the web
SUBSCRIPTION PLANS (auto-renewable)
- Kernio Starter — Monthly or Yearly
- Kernio Pro — Monthly or Yearly
- Payment charges to your Apple ID at purchase confirmation
- Subscriptions auto-renew unless canceled at least 24 hours before the end of the current period
- Manage or cancel anytime in your Apple ID → Subscriptions
- Any unused portion of a free trial is forfeited when you purchase a subscription
Privacy Policy: https://kernioai.com/privacy
Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Download Kernio and stop losing the ideas that could build your career.
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What's New in Kernio
1.0
May 26, 2026
Subscription plans
Starter Monthly
AI transcription + cloud backup. 150 credits/mo.
$18.991 Month