# MP3 Audiobook Player Pro vs Bibliography

The clearest difference is price: Bibliography at $0.99 against MP3 Audiobook Player Pro's $7.99. Bibliography also leads on review sentiment (100% vs 80%). MP3 Audiobook Player Pro's advantage is update cadence (fortnightly vs every 15 months) and ratings volume (233 vs 1). On rating, ads, in-app purchases and iOS requirement there is nothing between them.

MP3 Audiobook Player Pro costs $7.99 and Bibliography $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.1 for MP3 Audiobook Player Pro against 4.0 for Bibliography. That said, the two scores are not equally well evidenced: MP3 Audiobook Player Pro has 233 ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 80% of MP3 Audiobook Player Pro's written reviews are positive against 100% of Bibliography's.

MP3 Audiobook Player Pro ships an update fortnightly, Bibliography every 15 months. The most recent releases landed on October 24, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | MP3 Audiobook Player Pro | Bibliography |
| --- | --- | --- |
| Price | $7.99 | **$0.99** |
| Rating | **[4.1 (233 ratings)](https://appshunter.io/ios/app/mp3-audiobook-player-pro/id889580711/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/bibliography/id1329347018/reviews) |
| Number of ratings | **233** | 1 |
| Positive reviews | 80.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 15 months |
| Monetization | **Ad-supported** | Paid |
| Best chart rank | **#96** | — |
| Size | 79 MB | 24 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Oleg Brailean](https://appshunter.io/developer/576182370) | [Valerii Dubovoi](https://appshunter.io/developer/1329347017) |

## What reviewers say

### MP3 Audiobook Player Pro

[App page](https://appshunter.io/ios/app/mp3-audiobook-player-pro/id889580711)

**Currently charting:** #96 Top Paid · Book (US App Store)

This app allows you to listen to your own audiobooks in various formats on your Apple devices. It offers adjustable playback speed, sound boosting, and automatic saving of your listening position. Enjoy your audiobooks with convenient controls and car integration.

**Highlights:** Plays MP3, M4B, FLAC, and other audio formats, Adjustable playback speed (0.5x to 5.0x), Sound boosting for low-volume audiobooks, Automatic playback position saving, CarPlay and car model integration, Sleep timer, Add books via Wi-Fi and WebDAV

**Features:** Apple Watch app

**In-app purchases:** none

**What reviewers like**

- 👍 Excellent audiobook player
- 🚀 Highly customizable with many features
- 💡 Supports various audio formats
- 👍 Easy to use and navigate
- 👍 Reliable and stable performance

**What reviewers complain about**

- 🐛 Issues with playback position not saving
- 🐛 Bugs with speed controls and audio quality
- 🐛 Compatibility problems with newer iOS versions
- 🐛 Unreliable file transfer methods
- 🐛 Unexpected behavior when pausing/resuming playback

**Reported bugs**

- Playback position not saved correctly
- Speed controls causing audio distortion
- Compatibility issues with iOS 18 and newer
- Unreliable file transfer via WiFi and cloud storage
- Unexpected playback behavior when pausing and resuming

**Requested features**

- Add option to stream audiobooks from cloud storage
- Improve Apple Watch integration and standalone playback
- Implement better organization and sorting options for audiobook library
- Add EQ and volume boost features
- Introduce a more modern and visually appealing design


### Bibliography

[App page](https://appshunter.io/ios/app/bibliography/id1329347018)

Manage your personal book collection with this app. Organize your library, track books you own, want to buy, or have lent out, and group series for easy reading order. It helps you catalog books, add unreleased titles, and rate your reads.

**Highlights:** Organize personal book catalog, Group books by series, Track book status (owned, lent, to buy), Add unreleased books, Rate and genre books, Sync across devices via iCloud

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MP3 Audiobook Player Pro free?

MP3 Audiobook Player Pro costs $7.99, with no in-app purchases.

### Is Bibliography free?

Bibliography costs $0.99, with no in-app purchases.

### Which has better reviews, MP3 Audiobook Player Pro or Bibliography?

MP3 Audiobook Player Pro is rated higher. MP3 Audiobook Player Pro averages 4.1 out of 5 from 233 ratings, while Bibliography averages 4.0 from 1 ratings.

### Do MP3 Audiobook Player Pro or Bibliography have ads?

Neither MP3 Audiobook Player Pro nor Bibliography shows ads.

### Which is updated more often, MP3 Audiobook Player Pro or Bibliography?

MP3 Audiobook Player Pro ships an update fortnightly, and Bibliography every 15 months. Most recently, MP3 Audiobook Player Pro was updated on October 24, 2026 and Bibliography on October 12, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*