Cloud Audiobooks Player vs Spine
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Cloud Audiobooks Player
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Cloud Audiobooks Player is an audiobook player for your own MP3 and DRM-free M4B files. The app does not include audiobooks or a built-in catalog. It is made for people who already have their own audiobook files and want a simple, reliable way to open a book and start listening without extra steps. Add books from iCloud, the Files app, Finder on Mac, or upload them over Wi-Fi from a browser on your computer. If your audiobook is stored in iCloud, playback can begin as soon as the first chapter is ready, while the remaining files continue downloading automatically. Cloud Audiobooks Player keeps listening simple and comfortable with a clean library, reliable playback, sleep timer, playback speed control, bookmarks, widgets, and convenient controls from the Lock Screen, Control Center, and headphone buttons. Features: • Listen to your own audiobooks • Supports MP3 and DRM-free M4B • Add books from iCloud, Files, Finder, or Wi-Fi upload • Online and offline listening • Clean and simple library • Automatic light and dark appearance • Sleep timer • Audio Boost • Adjustable playback speed • Remembers your listening position • Headphone button control • Playback control from Lock Screen and Control Center • Uses cover art from the folder or embedded artwork in the audio file Premium includes: • Unlimited books in your library • Unlimited listening time • Bookmarks • Widgets • Custom themes Just your books, clear playback, and a listening experience that stays out of the way. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Spine
This app enhances audiobook listening with features like listener levels, daily streaks, and shareable year-end recaps. It offers a beautiful, integrated player and syncs with Hardcover, all while keeping your data private on-device.
- Integrated audiobook player
- Listener levels and daily streaks
- Hardcover sync
- On-device AI summaries
- Shareable year-in-review recap
- Lock screen and widget controls
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Spine is the audiobook app you'll actually leave open. It streams from your own cloud library, syncs with Hardcover, and turns the habit of listening into something worth coming back to with listener levels, daily streaks, and a year-in-review Recap bright enough to share. Built native for iOS 26, with Liquid Glass, serif typography, and a player carved into the book's detail page. No subscription. No ads. No in-app purchases. No account to create with us. Bring your own library, keep your own data. WHAT MAKES IT DIFFERENT • ONE PAGE FOR THE BOOK: No separate Now Playing screen. Cover, scrubber, transport, speed, sleep timer, chapters, and bookmarks all live inline on the detail page, on an ambient backdrop tinted by the cover. • CHAPTERS THAT JUST WORK: Single-file M4B audiobooks expose their chapters automatically. Cloud folders with multiple M4Bs split into separate library entries. No manual editing, no reprocessing. • HARDCOVER SYNC: Just listen. Spine logs progress and finished books to Hardcover, pulls cover art, genre, and structured series data, and keeps your shelves in sync. • ON-DEVICE INTELLIGENCE: Open the next book in a tracked series and Spine writes a two-sentence "previously on…" recap from what you've already finished. It also rewrites bloated marketing descriptions into a calm summary, captions your Recap, and cleans up filename-salad titles. All on Apple's on-device foundation model. Nothing about your library leaves the phone. • LEVELS, STREAKS, AND GOALS: Lifetime hours unlock six tiers, from Sapling to Oracle. A unified daily/yearly goal card, a streak chip, and a year-spanning heatmap show the shape of your habit at a glance. • A RECAP YOU'LL WANT TO SHARE: Five bright screens covering hours, finished books, top author and genre, monthly rhythm, and the books you marked Read on Hardcover. One tap stitches the whole thing into a postable image. • PLAYBACK THAT PAYS ATTENTION: Step away for a moment and Spine rewinds a few seconds when you press play. The sleep timer fades audio gently to zero. Finish a series entry and the next book surfaces automatically. • LIVE ON THE LOCK SCREEN: Live Activities follow the current book onto the Lock Screen and Dynamic Island, with a tappable Play/Pause. The home-screen widget mirrors the same control on a cover-tinted backdrop, toggle playback in one tap, even when Spine isn't running. • BOOKMARKS WORTH KEEPING: Tap to mark any moment with a written note. Tap to jump back later. • SEARCH THAT POINTS SOMEWHERE: Open the search tab cold and you get a trending-genre card tuned to what you actually listen to, a Discover list of Audible new releases, and trending shortcuts. Most people aren't searching their own shelf, they're looking for the next thing. • EVERY BOOK IS A DOORWAY: Detail pages carry "More by author", "Top in genre", and a "Part of {Series}" rail that interleaves the books you own with the Hardcover siblings you don't, in reading order, right under your bookmarks. • CLOUD LIBRARY, REPAIRED IN ONE TAP: When a cloud title expires or goes stale, Spine flags it on the detail page and offers a one-tap re-download. No re-adding, no losing your progress. • SPOTLIGHT-INDEXED: Search your library from anywhere in iOS. PRIVACY BY DEFAULT Spine has no servers, no analytics, and no third-party SDKs. API keys live in the iOS Keychain. Your library, listening history, and bookmarks stay on your device (and sync via your own iCloud, if you enable it). The on-device AI features run on Apple Intelligence — your books never leave the phone. REQUIREMENTS • iPhone running iOS 26. • A cloud audiobook library. • A free Hardcover account is recommended for metadata, search, and read sync. • Apple Intelligence-eligible device is required for the optional AI features (everything else works without it).
Screenshots
Verdict
The clearest difference is in-app purchases: Spine at none against Cloud Audiobooks Player's 2. Cloud Audiobooks Player's advantage is iOS requirement (17.0 vs 26.0). On price, update cadence, 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
Both are free to download. Cloud Audiobooks Player sells 2 in-app purchases, starting at $3.99 per year. Spine asks for nothing beyond the download.
Cloud Audiobooks Player ships an update weekly, Spine every 4 days. The most recent releases landed on October 16, 2026 and October 24, 2026 respectively.
| Parameter | Cloud Audiobooks Player | Spine |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.8 (29 ratings) — better |
| Positive reviews | — | 85.7% of reviews |
| Number of ratings | — | 29 — better |
| Update frequency | Weekly | Every 4 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | — | Free |
| Devices | iPhone | iPhone, Apple Watch — better |
| Requires iOS | 17.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 5 MB | 15 MB |
| Age rating | 4+ | 12+ |
| Developer | Андрей Шокин | Accelyze Inc. |
In-app purchases
Cloud Audiobooks Player
- Premium Yearly$3.991 Year
- Premium Lifetime$6.99
Spine
No in-app purchases









