Comparison

Doc Reader 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

Doc Reader

Read full description

Turn your PDFs and websites into a listening experience — in 41 languages. DocReader converts any PDF, website, or document into natural-sounding speech so you can absorb textbooks, research papers, lecture notes, and articles while commuting, exercising, or doing chores. Why students and academics love it: - Listen to any PDF from Safari, Mail, Files, or Google Drive - Natural-sounding voices in English, Spanish, French, German, Portuguese, Russian, Japanese, Chinese, Korean, Hindi, and Arabic - Adjustable speed from 0.5x to 2.0x — slow down for dense material or speed up for review - Keeps playing in the background — switch apps without losing your place 100% free. No catches: No subscriptions. No token limits. No "premium" tier. DocReader is completely free to use with no restrictions — today and always. Perfect for: - Reviewing lecture slides and course readings on your commute - Listening to research papers while at the gym - Turning long-form articles into audio during your morning routine - Making dense academic material easier to absorb through listening - Reading PDFs in your native language with a natural voice - Accessibility — hear any PDF read aloud with a natural voice Private by design: Everything runs on your device. Your documents never leave your phone. No accounts. No cloud processing. No data collection. How it works: 1. Open a PDF in DocReader from any app 2. Pick a voice — choose from multiple languages 3. Tap play 4. Listen

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
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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

Doc Reader4 screens
Murmur Keyboard3 screens

Verdict

The call

Doc Reader and Murmur Keyboard are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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.

UpkeepUpdate frequency

Doc Reader ships an update weekly, Murmur Keyboard every 5 days. The most recent releases landed on September 18, 2026 and September 10, 2026 respectively.

ScorecardNo meaningful differences
Doc Reader versus Murmur Keyboard: the parameters behind the verdict, then further details
ParameterDoc ReaderMurmur Keyboard
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyWeeklyEvery 5 days — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad — betteriPhone
Requires iOS18.017.0 — better
Further details — not scored
Size651 MB3 MB
Age rating4+4+
DeveloperETHAN SCOTT TROKIEJohn Wang

In-app purchases

None

Doc Reader

No in-app purchases

None

Murmur Keyboard

No in-app purchases

Questions

Is Doc Reader free?
Doc Reader is free to download, with no in-app purchases.
Is Murmur Keyboard free?
Murmur Keyboard is free to download, with no in-app purchases.
Do Doc Reader or Murmur Keyboard have ads?
Neither Doc Reader nor Murmur Keyboard shows ads.
Which is updated more often, Doc Reader or Murmur Keyboard?
Doc Reader ships an update weekly, and Murmur Keyboard every 5 days. Most recently, Doc Reader was updated on September 18, 2026 and Murmur Keyboard on September 10, 2026.

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