Comparison

Kernio vs Murble

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Kernio

Features
Read full description

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.

About

Murble

This app transcribes voice recordings on your device, generating summaries and action items. It offers robust search, organization tools, and privacy-focused features. An optional Pro subscription unlocks advanced functionalities like iCloud sync and AI chat with your notes.

Highlights
  • On-device transcription and AI summaries
  • Automatic action item detection
  • Advanced search and filtering
  • Smart folders and note organization
  • Private iCloud sync (Pro)
  • Chat with your notes (Pro)
Features
Read full description

Murble turns your voice into organized notes privately on iPhone and iPad. Record a thought, a meeting or a lecture. Murble transcribes it on device, writes a clear summary and finds action items. When you return, search every part of the note, combine filters, save smart folders, mark important moments and add more audio to the same note. No account. No cloud processing. No tracking. WHAT YOU GET FREE • Unlimited recording and on-device transcription • AI summaries with key points and highlights, in the style you choose • Automatic action items you can check off • Live transcription preview while you speak • Anonymous speaker labels you can rename, merge or split • Text notes, Share Extension, Siri, Shortcuts, widgets and Control Center actions • Search that reaches summaries, action items, speaker labels and folder names • One View menu for sorting and combinable filters, plus smart folders that keep themselves current • Select several notes at once to pin, move or delete them together • Markers you drop with one tap while recording, and can add or move afterwards • Add a new take to an existing note instead of starting a second one • A Storage screen that shows what your recordings take up, and clears audio past an age you pick • Categories, import and export (PDF, Markdown, SRT and more) • Face ID lock and optional auto-delete of audio MURBLE PRO • Apple Reminders sync: send action items to Reminders, completion syncs back • Chat with your notes: ask questions, get answers grounded in the recording • Detailed multi-section reports with decisions and next steps • Translations of transcripts and summaries • Private iCloud sync across your devices: choose whether sync carries your recordings PRIVACY FIRST Transcription and AI run on your iPhone, using Apple Intelligence or a downloadable offline model. With iCloud sync on, data is stored only in your private iCloud database. We cannot read your notes. Ever. Murble Pro is available as a monthly or yearly subscription, or a one-time lifetime purchase. The yearly plan starts with a 7-day free trial. Payment is charged to your Apple account. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the period. Terms of Use (EULA): https://getmurble.com/terms.html

Screenshots

Kernio4 screens
Murble4 screens

Verdict

The call

The clearest difference is iOS requirement: Kernio at 15.1 against Murble's 18.0. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Kernio sells 4 in-app purchases, starting at $18.99 per month and Murble sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Scorecard1 real difference · 9 level
Kernio versus Murble: the parameters behind the verdict, then further details
ParameterKernioMurble
PriceFreeFree
Rating—2.8 (4 ratings) — better
Positive reviews—33.3% of reviews
Number of ratings—4 — better
Update frequency—Every 3 weeks
AdsNoNo
In-app purchasesYesYes
Monetization—Freemium
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.1 — better18.0
Further details — not scored
Size190 MB24 MB
Age rating+44+
DeveloperKien NguyenLukasz Majda

In-app purchases

4 purchases

Kernio

Subscriptions4
  • Starter Monthly$18.991 Month
  • Kernio Pro$48.991 Month
  • Kernio Starter Yearly$149.991 Year
Show 1 more
  • Kernio Pro Yearly$389.991 Year
3 purchases

Murble

Subscriptions2
  • Murble Pro Monthly$2.991 Month
  • Murble Pro Yearly7 Days trial$19.991 Year
One-time1
  • Murble Pro Lifetime$59.99

Questions

Is Kernio free?
Kernio is free to download, with in-app purchases available.
Is Murble free?
Murble is free to download, with in-app purchases available.
Do Kernio or Murble have ads?
Neither Kernio nor Murble shows ads.

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