Comparison

AudioBookSync vs Absorb

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

Head to head
About

AudioBookSync

Features
Read full description

AudioBookSync is the intelligent audiobook player that bridges listening and reading. LISTEN YOUR WAY • Plays M4B, MP3 and MP3 folders • Background playback with lock-screen controls • Adjustable speed (0.5× to 3×) • Adaptive skip-back when resuming — AudioBookSync remembers where you stopped • Sleep timer (including "end of chapter") • Bookmarks with notes FIND ANY SPOT IN YOUR BOOK • Point the camera at a page — OCR + fuzzy matching jump the audio to the exact passage • Works with printed books, screenshots and handwritten pages • Fully on-device: no cloud, no upload, no tracking • Choose between Apple Speech (fast) or Whisper (local, best for German) READ WHERE YOU STOP LISTENING • Built-in EPUB reader with themes (Light/Dark/Sepia), 8 fonts, adjustable size and margins • "Listen here" button jumps from reader to the matching audio position • Seamless cross-navigation: open the book in either mode CARPLAY + HOME-SCREEN WIDGET • CarPlay: full library, chapter navigation and Now Playing while driving • Home-screen widget: current book with progress ring and quick actions • No subscription, no upsell — included with the free version iCLOUD DRIVE LIBRARY • Drop your audiobooks into iCloud Drive → AudioBookSync → Audiobooks • Bookmarks and library state stay on your device • Nothing ever leaves your iCloud account AUDIOBOOKSYNC PRO — OPTIONAL ONE-TIME PURCHASE The free version keeps one audiobook active at a time. Switch books for free at any time, or unlock Pro for: • Unlimited audiobooks — use your entire library at once • Multi-device sync — listening progress syncs automatically between iPhone and iPad via your private iCloud Drive • Shared transcription index — transcribe a book once, every other device picks up the index • Apple Watch — slice off a section of your audiobook, send it to your Apple Watch and listen offline — leave the iPhone at home. Position syncs back to iPhone and iPad automatically. NO ADS. NO SUBSCRIPTION. NO TRACKING. Your library, your bookmarks, your progress — all stored in your iCloud Drive.

About

Absorb

This app provides a streamlined mobile experience for listening to audiobooks and podcasts from your self-hosted media server. Enjoy features like offline playback, chapter navigation, and listening statistics. It's a free, open-source solution with no ads or data collection.

Highlights
  • Offline listening
  • Chapter navigation
  • Sleep timer
  • Playback speed control
  • Home screen widgets
  • Listening statistics
  • CarPlay support
Features
Read full description

Absorb is a free, open source audiobook and podcast player built for Audiobookshelf, a self-hosted media server for your personal book library. Connect to your own Audiobookshelf server and enjoy your audiobook collection with a clean, polished mobile experience built specifically for iOS. Features: Stream or download books for offline listening Full playback controls with chapter navigation, sleep timer, and playback speed Home screen widgets for quick playback controls Listening stats and streaks to track your progress Bookmarks with notes Series tracking and discovery Light and dark mode CarPlay support And much more!!! Absorb is built by a solo developer and is completely free with no ads, no subscriptions, and no data collection. Your library stays between you and your server. Requires a self-hosted Audiobookshelf server. Visit audiobookshelf.org to learn more.

Screenshots

AudioBookSync4 screens
Absorb4 screens

Verdict

The call

The clearest difference is in-app purchases: Absorb at none against AudioBookSync's 1. Absorb also leads on iOS requirement (15.0 vs 18.6). AudioBookSync's advantage is update cadence (every 2 weeks vs every 5 weeks). On price, ads 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. AudioBookSync sells 1 one-off in-app purchase. Absorb asks for nothing beyond the download.

UpkeepUpdate frequency

AudioBookSync ships an update every 2 weeks, Absorb every 5 weeks. The most recent releases landed on October 7, 2026 and October 22, 2026 respectively.

Scorecard3 real differences · 7 level
AudioBookSync versus Absorb: the parameters behind the verdict, then further details
ParameterAudioBookSyncAbsorb
PriceFreeFree
Rating—4.9 (157 ratings) — better
Positive reviews—97.4% of reviews
Number of ratings—157 — better
Update frequencyEvery 2 weeks — betterEvery 5 weeks
AdsNoNo
In-app purchasesYesNo — better
Monetization—Free
DevicesiPhone, iPad, Apple WatchiPhone, iPad, iPod
Requires iOS18.615.0 — better
Further details — not scored
Size12 MB65 MB
Age rating4+4+
DeveloperHans-Peter JordiNathan Poulson

In-app purchases

1 purchases

AudioBookSync

One-time1
  • AudioBookSync Pro$5.99
None

Absorb

No in-app purchases

Questions

Is AudioBookSync free?
AudioBookSync is free to download, with in-app purchases available.
Is Absorb free?
Absorb is free to download, with no in-app purchases.
Do AudioBookSync or Absorb have ads?
Neither AudioBookSync nor Absorb shows ads.
Which is updated more often, AudioBookSync or Absorb?
AudioBookSync ships an update every 2 weeks, and Absorb every 5 weeks. Most recently, AudioBookSync was updated on October 7, 2026 and Absorb on October 22, 2026.

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