# A FB2 Reader vs Курс Чудес Аудио

The clearest difference is update cadence: A FB2 Reader at every 2 weeks against Курс Чудес Аудио's every 6 weeks. A FB2 Reader also leads on iOS requirement (9.0 vs 13.4). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

A FB2 Reader ships an update every 2 weeks, Курс Чудес Аудио every 6 weeks. The most recent releases landed on September 24, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | A FB2 Reader | Курс Чудес Аудио |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (5 ratings)](https://appshunter.io/ios/app/a-fb2-reader/id964428346/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 67.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 6 weeks |
| Monetization | Free | — |
| Size | 18 MB | 24 MB |
| Requires iOS | **9.0** | 13.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yuri Staloverov](https://appshunter.io/developer/845277613) | [Serhii Chechin](https://appshunter.io/developer/1776477445) |

## What reviewers say

### A FB2 Reader

[App page](https://appshunter.io/ios/app/a-fb2-reader/id964428346)

This free application allows you to read your favorite FB2 format ebooks on your iPad and iPhone. Easily import books from various sources, customize your reading experience with adjustable fonts and color schemes, and navigate your library with ease.

**Highlights:** Read FB2 ebooks, Import from web, iTunes, and cloud drives, Adjustable fonts, spacing, and width, Three color schemes, Easy navigation and page turning, Sort books by various criteria, Book image gallery

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Курс Чудес Аудио

[App page](https://appshunter.io/ios/app/id6737758631)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is A FB2 Reader free?

A FB2 Reader is free to download, with no in-app purchases.

### Is Курс Чудес Аудио free?

Курс Чудес Аудио is free to download, with no in-app purchases.

### Do A FB2 Reader or Курс Чудес Аудио have ads?

Neither A FB2 Reader nor Курс Чудес Аудио shows ads.

### Which is updated more often, A FB2 Reader or Курс Чудес Аудио?

A FB2 Reader ships an update every 2 weeks, and Курс Чудес Аудио every 6 weeks. Most recently, A FB2 Reader was updated on September 24, 2026 and Курс Чудес Аудио on September 14, 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.*