# MP3 Audiobook Player Pro vs Biblio Digital Library

The clearest difference is price: Biblio Digital Library at Free against MP3 Audiobook Player Pro's $7.99. Biblio Digital Library also leads on update cadence (every 5 days vs fortnightly). MP3 Audiobook Player Pro's advantage is in-app purchases (none vs 2) and chart position (#133 vs unranked). On ads and device support there is nothing between them.

Biblio Digital Library is free to download; MP3 Audiobook Player Pro costs $7.99 up front. Biblio Digital Library sells 2 in-app purchases, starting at $6.99 per month. MP3 Audiobook Player Pro asks for nothing beyond the download.

MP3 Audiobook Player Pro ships an update fortnightly, Biblio Digital Library every 5 days. The most recent releases landed on November 11, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | MP3 Audiobook Player Pro | Biblio Digital Library |
| --- | --- | --- |
| Price | $7.99 | **Free** |
| Rating | **[4.1 (233 ratings)](https://appshunter.io/ios/app/mp3-audiobook-player-pro/id889580711/reviews)** | — |
| Number of ratings | **233** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 5 days** |
| Monetization | Ad-supported | — |
| Best chart rank | **#133** | — |
| Size | 79 MB | 26 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Oleg Brailean](https://appshunter.io/developer/576182370) | [BRAILCOM](https://appshunter.io/developer/1883962316) |

## What reviewers say

### MP3 Audiobook Player Pro

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

**Currently charting:** #133 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


### Biblio Digital Library

[App page](https://appshunter.io/ios/app/biblio-digital-library/id6760337882)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Biblio Monthly | $6.99 | per month |
| Biblio Yearly | $79.90 | per year |


## Frequently asked questions

### Is MP3 Audiobook Player Pro free?

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

### Is Biblio Digital Library free?

Biblio Digital Library is free to download, with in-app purchases available.

### Do MP3 Audiobook Player Pro or Biblio Digital Library have ads?

Neither MP3 Audiobook Player Pro nor Biblio Digital Library shows ads.

### Which is updated more often, MP3 Audiobook Player Pro or Biblio Digital Library?

MP3 Audiobook Player Pro ships an update fortnightly, and Biblio Digital Library every 5 days. Most recently, MP3 Audiobook Player Pro was updated on November 11, 2026 and Biblio Digital Library on October 31, 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.*