Comparison

Libro.fm Audiobooks vs AuBook

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

Head to head
About

Libro.fm Audiobooks

Access a vast library of audiobooks while supporting local bookstores. Purchase audiobooks with credits, enjoy DRM-free downloads, and listen on the go with features like playback speed control and a sleep timer. Your purchases directly benefit independent booksellers.

Highlights
  • Explore 600,000+ audiobooks
  • Use audiobook credits
  • Apple Watch listening
  • Automatic sync across devices
  • Bookmarks and playback speed
  • Sleep timer
  • DRM-free downloads
Features
Currently charting
Read full description

Looking to read audiobooks, and love supporting your local bookshop? We’re Libro.fm, an employee-owned audiobook company that shares profits with more than 4,000 indie bookshops around the globe. Whether you’re starting a membership or grabbing one of our 600,000+ audiobooks à la carte, every purchase supports your chosen store. • DRM-free (accessible audiobooks) • Reader-friendly features: Create bookmarks, set a sleep timer, adjust playback speed, create and assign tags, and automatically sync your spot across devices • Use your Libro.fm credits to redeem audiobooks in app • Supports Apple Watch and CarPlay • Recommendations from real booksellers As a Social Purpose Corporation and Certified B Corp™, we're proud to put time and resources into supporting indie bookshops and getting more folks to read—even if those goals may at times conflict with our financial interests. We care about the reading ecosystem and want it to thrive. Our privacy policy can be found at https://libro.fm/privacy Our terms of use can be found at https://libro.fm/terms

About

AuBook

This app serves as a comprehensive audiobook library, allowing users to import their own audio files, access free classic titles, and convert articles into natural-sounding audio. It offers offline listening, chapter navigation, adjustable playback speed, and a sleep timer.

Highlights
  • Import own audiobook files
  • Access free classic audiobooks
  • Convert articles to audio with AI
  • Offline listening
  • Adjustable playback speed
  • Sleep timer
  • Podcast support
Features
Read full description

Aubook is your personal audiobook library. Import your own audiobook files, download free classic titles, or turn articles into audio with natural AI voices — all in one clean, powerful app. Now with basic Podcast Support! Whether you’re listening on your commute, walking the dog, working out, or relaxing at night, Aubook gives you a beautiful, flexible way to enjoy books and long-form content. A Complete Audiobook Player — Free to Use: Aubook is a full-featured audiobook player for your own files. There’s no subscription and no limits — simply import your audiobooks and start listening. Features include: • Support for MP3, M4A, M4B, AAC, WAV, FLAC, OGG • Chapter navigation and multi-file book grouping • Adjustable playback speed (0.5× to 2.5×) • Sleep timer with gentle fade-out • Bookmarks and progress tracking • Offline listening • Clean, easy-to-use library view • Podcast support! More features to follow If you already have audiobooks, Aubook makes them feel right at home. Free Classic Audiobooks Included Discover thousands of public-domain audiobooks from LibriVox — completely free. Download and listen instantly, no account required. Perfect if you’re new to audiobooks or just want something to try out immediately. Import Your Audiobooks Your Way Aubook makes it easy to bring your own collection: • Dropbox integration — browse and download your files directly • Files app / Finder import — drag in audiobooks from your Mac or local storage • Local web upload — open the upload address on your Wi-Fi network and drop files in from any computer Your audiobooks stay organised and fully playable offline. Turn Articles Into Audio With AI Found an article you don’t have time to read? Aubook converts webpages and text into clear, natural-sounding audio using AI text-to-speech. Perfect for: • News articles • Blog posts • Documentation • Saved links • Long-form reading you want to “listen to” instead Safari extension included: send an article to Aubook directly from your browser. Converted audio saves to your library for offline listening. Natural AI Voices Choose from a selection of high-quality voices in multiple accents. Audio is processed using modern neural text-to-speech for smooth, natural delivery. Simple, Fair Pricing Aubook’s audiobook player is completely free. Credits are only used when converting text or URLs into audio. • No subscription • No recurring payments • Credits never expire • Buy only what you need This keeps listening affordable while letting you choose how much text-to-speech you use. Designed for iOS Aubook is built with modern iOS features: • Lock screen and Control Centre playback • Background audio support • Dark mode • Fast, fluid SwiftUI interface A clean, focused experience — built for listeners. Your Audiobooks, Your Way Aubook brings together your audiobook files, free classics, and AI-powered article-to-audio conversion into one beautifully simple app. Listen the way you want — anywhere, anytime.

Screenshots

Libro.fm Audiobooks4 screens
AuBook4 screens

Verdict

The call

The clearest difference is in-app purchases: Libro.fm Audiobooks at none against AuBook's 3. Libro.fm Audiobooks also leads on ratings volume (41K vs 1) and chart position (#90 vs unranked). AuBook's advantage is update cadence (every 8 days vs monthly). On price, rating, ads 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. AuBook sells 3 one-off in-app purchases. Libro.fm Audiobooks asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.9 for Libro.fm Audiobooks against 5.0 for AuBook. That said, the two scores are not equally well evidenced: Libro.fm Audiobooks has 41K ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Libro.fm Audiobooks ships an update monthly, AuBook every 8 days. The most recent releases landed on October 22, 2026 and October 9, 2026 respectively.

Scorecard4 real differences · 7 level
Libro.fm Audiobooks versus AuBook: the parameters behind the verdict, then further details
ParameterLibro.fm AudiobooksAuBook
PriceFreeFree
Rating4.9 (41K ratings)5.0 (1 ratings) — better
Positive reviews91.8% of reviews—
Number of ratings41K — better1
Update frequencyMonthlyEvery 8 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank#90 — better—
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPad
Requires iOS16.2 — better17.0
Further details — not scored
Size60 MB6 MB
Age rating12+12+
DeveloperLibro.fmsilas slack

Customer experience

Libro.fm Audiobooks

All ratings40,562 ratings
Positive97.9%
Neutral0.9%
Negative1.2%
Written reviews803 reviews
Positive91.8%
Neutral3.2%
Negative5.0%

AuBook

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Libro.fm Audiobooks

Reported bugs

3 issues
  • Playback stops when device goes to sleep
  • Inability to download audiobooks on cellular data
  • App crashes and loses progress in books

Requested features

4 requests
  • Add chapter support for audiobooks
  • Improve search and browsing capabilities
  • Allow in-app purchases and account management
  • Implement syncing across devices

AuBook

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Libro.fm Audiobooks

No in-app purchases

3 purchases

AuBook

One-time3
  • 100 Credits$4.99
  • 200 Credits$9.99
  • 500 Credits$24.99

Questions

Is Libro.fm Audiobooks free?
Libro.fm Audiobooks is free to download, with no in-app purchases.
Is AuBook free?
AuBook is free to download, with in-app purchases available.
Which has better reviews, Libro.fm Audiobooks or AuBook?
AuBook is rated higher. Libro.fm Audiobooks averages 4.9 out of 5 from 41K ratings, while AuBook averages 5.0 from 1 ratings.
Do Libro.fm Audiobooks or AuBook have ads?
Neither Libro.fm Audiobooks nor AuBook shows ads.
Which is updated more often, Libro.fm Audiobooks or AuBook?
Libro.fm Audiobooks ships an update monthly, and AuBook every 8 days. Most recently, Libro.fm Audiobooks was updated on October 22, 2026 and AuBook on October 9, 2026.

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