AudioBookSync vs Audiobook Keeper

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.

Audiobook Keeper is a clean audiobook player for your books. Import audiobooks, organize them into folders, track listening progress, and pick up where you left off across iPhone and Apple Watch. Audiobook Keeper is built for personal libraries, long listening sessions, chaptered books, and offline playback. No noisy catalog. No silly social features. Just your audiobooks, organized and ready to play. Features: • Import your own audiobook files • Play MP3, M4B, and other supported audio files • Track listening progress automatically • Resume where you left off • Organize books into folders • Rename books for a cleaner library • Mark books as finished or restart progress • View chapter-aware playback when available • Control playback from the Lock Screen • Download audiobooks to Apple Watch with Audiobook Keeper Pro • Listen offline from your watch without carrying your phone Audiobook Keeper Pro unlocks Apple Watch downloads, so you can take audiobooks on runs, walks, workouts, commutes, and anywhere you want to listen without your iPhone. The iPhone audiobook library is free to use. Upgrade only when you want Apple Watch downloads. Audiobook Keeper is designed for audiobook listeners who want a focused, private, personal library that respects their files and remembers their place. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/