BookPlayer vs MarginaliaEBook
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BookPlayer
This app provides a dedicated listening experience for audiobooks in M4B, M4A, MP3, and FLAC formats. It offers robust import, management, and playback features, including chapter navigation, variable playback speed, and cloud sync for seamless listening across devices.
- Import audiobooks via AirDrop, Files, iTunes, servers, and zip files
- Manage library with progress tracking, sorting, and playlists
- Advanced playback controls including speed, rewind, and volume boost
- Chapter navigation and lock screen controls
- Cloud sync for cross-device listening
- CarPlay and Apple Watch companion app support
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A wonderful player for your M4B/M4A/MP3/FLAC based audiobooks. Import – Using AirDrop from your Mac or iOS device – From Files and other apps on your device – Via File Sharing in iTunes on your Mac or PC – From your own AudibookShelf or Jellyfin server – Zip files with your folders and books Manage – Maintain and see progress of your books – Mark books as finished – Drag & Drop to sort your library – Create playlists – Automatically play items in turn – Play the first unfinished file by tapping on the playlist artwork – Move files to playlists from the library or import them directly – Edit your book details (title, author, artwork) – Connect to your Hardcover.app account, and track your library progress Listen – Control audio playback from the lock screen, control center or from the companion app on the Apple Watch – Play and navigate books with Chapters – Jump to start of the current book – Change playback speed – Smart rewind – Volume Boost – Support for remote events from headset buttons and the lock screen – Sleep timer with adjustable duration – CarPlay support – VoiceOver support – Dolby Atmos support – Dark mode for night owls – Continue listening across your devices with Cloud Sync, including stand alone playback on your Apple Watch Supported M4B/M4A/MP3 BookPlayer is licensed under GNU General Public License v3.0. The source code and a list of all its contributors can be found on the GitHub page of this project at www.github.com/TortugaPower/BookPlayer You can see our Privacy policy and terms of use in the following links: – https://github.com/TortugaPower/BookPlayer/blob/main/PRIVACY_POLICY.md – https://github.com/TortugaPower/BookPlayer/blob/main/TERMS_CONDITIONS.md For help and ways to contribute to the project see the support section in the Settings screen of BookPlayer or visit www.bookplayer.app If you enjoy BookPlayer, we would be glad if you consider writing a review.
MarginaliaEBook
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Marginalia is a full-featured audiobook player built for people who own their own files. Whether your library comes from Libro.fm, Humble Bundle, CD rips -- Marginalia plays it beautifully. EFFORTLESS IMPORT Getting books onto your phone should be easy. Marginalia gives you three ways: - Share Sheet: Share a zip file or audio files from any app and they're instantly extracted and ready to play. - Wi-Fi Transfer: Open the built-in web page on your computer's browser and drag-and-drop files — no cables, no cloud accounts. - Files App: Import directly from iCloud Drive or any file provider. ROCK-SOLID PLAYBACK - Plays MP3, M4A, M4B, AAC, and FLAC files - Chapter navigation for M4B files and multi-file audiobooks - Playback speed from 0.5x to 3.0x - Adjustable skip forward and back intervals - Background audio with Lock Screen and Control Center controls - Your position is saved automatically and survives app restarts - Smart rewind — picks up right where you left off, rewinding a few seconds based on how long you were away SLEEP TIMER - Duration presets and end-of-chapter stop - Gentle fade-out so you're not jarred awake - Auto-restarts when you resume the next day VOICE NOTES Hold the mic button to record a thought while you listen. Your note is linked to the exact playback position. Tap it later to jump right back. Add Assembly.AI transcription with your own API key to make notes searchable — then export everything as a clean Markdown document. YOUR LIBRARY, ORGANIZED - Grid or list view with cover art - Sort by title, author, date added, or recently played - Search your library instantly - Track progress: new, started, and finished - Bookmarks with optional text notes PDF READING Upload a PDF and listen to it read aloud via Google Text-to-Speech. Great for articles, papers, and documents. Requires your own Google TTS API key. FORMATS SUPPORTED MP3, M4A, M4B, AAC, FLAC — plus zip archives containing any of the above.
Screenshots
Verdict
The clearest difference is in-app purchases: MarginaliaEBook at none against BookPlayer's 15. BookPlayer's advantage is chart position (#67 vs unranked) and device support (3 vs 1). On price and ads 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
Both are free to download. BookPlayer sells 11 in-app purchases, starting at $1.99 per month. MarginaliaEBook asks for nothing beyond the download.
| Parameter | BookPlayer | MarginaliaEBook |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (19K ratings) — better | — |
| Positive reviews | 83.3% of reviews | — |
| Number of ratings | 19K — better | — |
| Update frequency | Every 10 days | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Best chart rank | #67 — better | — |
| Devices | iPhone, iPad, Apple Watch — better | iPhone |
| Requires iOS | 18.0 — better | 26.2 |
| Further details — not scored | ||
| Size | 95 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Gianni Carlo | Jamie Steiner |
Bugs and requests
BookPlayer
Reported bugs
3 issues- Playback issues with certain audio formats
- Importing problems with large audiobook libraries
- Crashes when deleting books
Requested features
6 requests- Bookmark management
- Percentage completion tracking
- Improved multi-file book handling
- Customizable sleep timer
- iCloud/cloud sync between devices
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- Siri/Shortcuts integration
MarginaliaEBook
Not enough reviews yet to summarise bugs or requests.
In-app purchases
BookPlayer
- Support Monthly (1 Month)$1.991 Month
- Support Monthly (1 Month)$2.991 Month
- Support Monthly (1 Month)$3.991 Month
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- Pro Monthly (1 Month)$4.991 Month
- Support Monthly (1 Month)$6.991 Month
- Support Monthly (1 Month)$9.991 Month
- Pro Yearly (1 Year)$49.991 Year
- Kind tip$2.99
- Kind Tip$2.99
- Excellent Tip2 variants$4.99
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- Incredible Tip2 variants$9.99
MarginaliaEBook
No in-app purchases








