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70
BU Score
Strong

BookPlayer

4.8 ✍️ Editor
✍️ BU Analytics Review

BookPlayer is an iOS app from Gianni Carlo in the Food & Drink category, currently rated 4.8★ across 16,620 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.

Our BU Score puts it at 70Strong (healthy traction). For a Food & Drink app, that means healthy traction.

Track changes month-over-month in the Performance section below — live snapshot history and revenue forecast included.

creator

📊 Performance Tracking LIVE

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Rating
Reviews
Forecast Revenue / mo
Snapshots tracked
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since first record
Range:

💰 Forecast Revenue / mo

MODEL
Revenue forecast computed from BU's 234 trigger model on each snapshot. Calibrated against ground-truth from 58 verified-revenue apps.
🔬Forecast Breakdown — Why This Estimate?Top 13 of 13 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
Mid install base (16,620 ratings)METRIC
+$5,500
Paid app ($0.00)METRIC
+$2,800
Excellent rating (4.8★)METRIC
+$2,200
bugsREVIEW
−$1,800
5 starREVIEW
+$1,800
excellent appREVIEW
+$1,500
Mature app (9y old)METRIC
+$1,500
Multilingual (24 languages)METRIC
+$1,500
highly recommendREVIEW
+$1,400
slowREVIEW
−$1,200
annoying adsREVIEW
−$1,100
too expensiveREVIEW
−$1,000
priceyREVIEW
−$800
METRIC = structural app data · REVIEW = mined from user reviews · ✓ VERIFIED = Stripe-verified anchor (TrustMRR)

📈 Reviews Growth

LIVE
Cumulative review count from first BU snapshot. Each point = a tracked update.
💚Sentiment Over Time↑ green = positive · ↓ red = negative
Apr 25
May 25
Jun 25
Jul 25
Aug 25
Sep 25
Oct 25
Nov 25
Dec 25
Jan 26
Feb 26
Mar 26

⭐ Rating Trend

LIVE
Average rating evolution. Updates with each new review batch.

🗓️ Snapshot Timeline

HISTORY
Each bar shows a tracked update and the metric delta from the previous snapshot.
App Specs
🔐 Own this app? Claim & verify MRR →
💾 85 MB🔞 4+📱 iOS 18.0+🔖 v5.20.0🔄 updated 1w ago🌐 AR, CA, CS, DA, NL +19📂 Food & Drink💰 Free🚀 Launched 2016 (9y old)

📝 About this app

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.

🆕 What's New · v5.20.0

Improvements

– Add sticky sort support for the library
– Add library display options (see original file name instead of title, and see progress in numbers instead of a wheel)
– Allow importing and selecting from within the internal Processed folder in BookPlayer's internal Documents folder, and rework how the 'fix' button works in the storage screen
– Add support for custom HTTP headers for Jellyfin and AudiobookShelf
– Under the hood improvements to migrate identifying an item from a path to a unique identifier

Bugfixes

– Fix dismissing Jellyfin and AudiobookShelf after downloading a folder
– Fix end-of-chapter sleep timer not working properly for streamed books
– Fix name suggestion for folder and volumes
– Fix theming not working properly on first launch if using dark mode in phone
– Fix Mac crash when sharing debug file information
– Fix import flow being dismissed randomly on app launch
– Fix removing shared files from shared container

Special thanks to:

– @klikh (sponsor)


If you'd like to contribute with translations to other languages, please reach us at support@bookplayer.app

Profile & Insights

Everything we know — and don't — about this app and its company.

Identification

App name
BookPlayer
Developer
Gianni Carlo
Bundle ID
com.tortugapower.audiobookplayer
App Store URL
Open in App Store
Category
Food & Drink
Content rating
4+
Languages
AR, CA, CS, DA, NL, EN, FI, FR, DE, EL, HU, IT, JA, NB, PL, PT, RO, RU, ZH, SK, ES, SV, TR, UK

Company

Website
www.bookplayer.app
Tagline
Not found
Description
Not found
Founded
Not found
HQ / Address
Not found
Employees
Not found
Logo
Not found

Revenue

Verified revenue / mo
Not found
AI revenue estimate / mo
Not found
AI annual estimate
Not found
ML model estimate / mo
$18.0K/mo
Top-grossing rank
Outside top 100 in US Food & Drink
All-time revenue
Not found
Pricing
Not found

Founder

Name
Not found
X / Twitter
Not found
LinkedIn
Not found
GitHub
https://github.com/TortugaPower/BookPlayer
X followers
Not found
Public statements
Not found

Funding

Total raised
Not found
Last round
Not found
Investors
Not found
Crunchbase
Not found
AngelList
Not found

Press & Links

Articles found
Not found
Listed on
Not found
Blog
Not found
Press / News
Not found

Contacts & Socials

Socials
github
Email
Not found
Phone
Not found
Contact page
Not found
About page
Not found
📈Ratings growth16,620 ratings+33% lifetimeShow 3-year history estimate ▾May 2023Nov 2025May 2026
Tracked (52 weeks) Pre-tracking estimate (35 weeks) · model-based, ±5% noise · anchored to release date and current value
🌍Geographic ReachNot ranked
This app is currently outside the top 100 grossing in all 9 countries we monitor (US, UK, DE, FR, JP, CA, AU, BR, IN). Niche or new apps often launch this way — popularity rankings appear once daily revenue clears the regional threshold.
Profile is built from iTunes Lookup + developer site scrape + ML revenue model. Empty fields show "Not found" — additional sources (Crunchbase, X, IndieHackers, Acquire.com) coming.
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