Comparison

BisonNotes AI vs Murmur Keyboard

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

Head to head
About

BisonNotes AI

Effortlessly capture spoken thoughts and transform them into searchable, transcribed text. AI-powered summarization condenses lengthy recordings into concise, formatted notes. Ideal for meetings, lectures, and interviews.

Highlights
  • Background recording
  • On-device transcription
  • Multiple cloud AI engines
  • Import various file formats
  • Export to PDF/RTF
  • Intelligent markdown summaries
  • Local and cloud sync storage
Features
Read full description

Capture your thoughts effortlessly. BisonNotes AI turns voice recordings into clean, searchable transcripts—then auto-summarizes them with AI. • Record in the background—no interruptions • Full on-device transcription and summaries! (Requires iPhone 13 pro, iPhone 15 or newer) • Now available on Mac — same recordings, transcripts, and summaries on every device • Multiple Cloud AI engines: Mistral AI, Gemini and more • Import transcripts from TXT, PDF, DOCX, Markdown • Attach notes and files to recordings, with clean export to PDF or RTF (for Word) • Intelligent summaries with rich markdown formatting • Battery-aware background processing • Safe local storage with optional cloud sync • Perfect for meetings, interviews, lectures, or anything you speak into. Speak. Record. Review. Share. Download BisonNotes AI.

About

Murmur Keyboard

This app converts your voice to text using advanced AI, all processed locally on your device for maximum privacy. It functions as a standalone application or a keyboard extension, allowing seamless dictation across any app without internet connectivity.

Highlights
  • 100% on-device transcription
  • Offline functionality
  • Custom keyboard for any app
  • Smart warm/cold engine
  • Dark mode support
  • Transcription history
Features
Read full description

Murmur turns your voice into text — entirely on your iPhone. No internet, no accounts, no data leaving your device. Powered by WhisperKit, Murmur runs a real speech recognition model locally, so your words stay yours. Use it as a standalone app or switch to the Murmur keyboard in any app — Messages, Notes, Mail, wherever you type. Tap the mic, speak naturally, and your transcription appears instantly. Most voice-to-text apps send your audio to the cloud. Murmur doesn't. It runs WhisperKit directly on your iPhone — no server, no account, no data collection. The new keyboard extension lets you dictate in any app, and v2.2 makes the whole flow feel faster and more polished in both light and dark mode. • 100% on-device transcription • Works offline, no cloud processing • Custom keyboard for dictation in any app • Smart warm/cold engine — fast when ready, clear when loading • Dark mode designed to feel intentional, not just inverted • Copy, share, or search your transcription history Your voice. Your words. Your device.

Screenshots

BisonNotes AI4 screens
Murmur Keyboard3 screens

Verdict

The call

The clearest difference is rating: Murmur Keyboard at 5.0 against BisonNotes AI's 4.4. Murmur Keyboard also leads on update cadence (every 5 days vs every 3 weeks) and review sentiment (100% vs 88%). BisonNotes AI's advantage is ratings volume (14 vs 1) and device support (4 vs 1). On price, ads, in-app purchases and monetization model 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Murmur Keyboard holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: BisonNotes AI has 14 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 88% of BisonNotes AI's written reviews are positive against 100% of Murmur Keyboard's.

UpkeepUpdate frequency

BisonNotes AI ships an update every 3 weeks, Murmur Keyboard every 5 days. The most recent releases landed on October 14, 2026 and October 13, 2026 respectively.

Scorecard5 real differences · 5 level
BisonNotes AI versus Murmur Keyboard: the parameters behind the verdict, then further details
ParameterBisonNotes AIMurmur Keyboard
PriceFreeFree
Rating4.4 (14 ratings)5.0 (1 ratings) — better
Positive reviews87.5% of reviews100.0% of reviews — better
Number of ratings14 — better1
Update frequencyEvery 3 weeksEvery 5 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, Mac, Apple Watch — betteriPhone
Requires iOS18.517.0 — better
Further details — not scored
Size65 MB3 MB
Age rating4+4+
DeveloperTimothy ChampJohn Wang

Customer experience

BisonNotes AI

All ratings14 ratings
Positive85.7%
Neutral0.0%
Negative14.3%
Written reviews8 reviews
Positive87.5%
Neutral0.0%
Negative12.5%

Murmur Keyboard

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

BisonNotes AI

No in-app purchases

None

Murmur Keyboard

No in-app purchases

Questions

Is BisonNotes AI free?
BisonNotes AI is free to download, with no in-app purchases.
Is Murmur Keyboard free?
Murmur Keyboard is free to download, with no in-app purchases.
Which has better reviews, BisonNotes AI or Murmur Keyboard?
Murmur Keyboard is rated higher. BisonNotes AI averages 4.4 out of 5 from 14 ratings, while Murmur Keyboard averages 5.0 from 1 ratings.
Do BisonNotes AI or Murmur Keyboard have ads?
Neither BisonNotes AI nor Murmur Keyboard shows ads.
Which is updated more often, BisonNotes AI or Murmur Keyboard?
BisonNotes AI ships an update every 3 weeks, and Murmur Keyboard every 5 days. Most recently, BisonNotes AI was updated on October 14, 2026 and Murmur Keyboard on October 13, 2026.

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