# ShortBook² vs ATReader Pro

The clearest difference is review sentiment: ShortBook² at 40% against ATReader Pro's 29%. ShortBook² also leads on device support (4 vs 2) and iOS requirement (14.0 vs 18.5). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. ShortBook² sells 1 in-app purchase, starting at $9.99 per year and ATReader Pro sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

ShortBook² ships an update every 2 months, ATReader Pro monthly. The most recent releases landed on September 26, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | ShortBook² | ATReader Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (13 ratings)](https://appshunter.io/ios/app/shortbook/id1499866684/reviews)** | — |
| Number of ratings | **13** | — |
| Positive reviews | **39.7% of reviews** | 28.6% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Subscription | Subscription |
| Size | 67 MB | 95 MB |
| Requires iOS | **14.0** | 18.5 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Jury Shortki](https://appshunter.io/developer/295094305) | [Anatoliy Vyzhletsov](https://appshunter.io/developer/1722771558) |

## What reviewers say

### ShortBook²

[App page](https://appshunter.io/ios/app/shortbook/id1499866684)

This reader app offers a unique approach to text display on smaller screens, optimizing comfort and reducing eye strain. It allows extensive customization of text layout and includes decorative elements to enhance the reading experience. Supports FB2 format and provides reading statistics.

**Highlights:** Optimized text layout for small screens, Customizable text placement options, Decorative elements for atmosphere, FB2 format support (contents, footnotes, figures), Rich settings with dozens of parameters, Reading statistics and monitoring, Quick restart after breaks

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual | $9.99 | per year |


### ATReader Pro

[App page](https://appshunter.io/ios/app/atreader-pro/id6746457868)

Access and enjoy a vast library of books and audiobooks from Author.Today. Features include offline reading, smart playback, customizable reading settings, and seamless integration with the Author.Today website. Offers a free trial period before requiring a subscription.

**Highlights:** Offline book access, CarPlay audiobook support, Smart audiobook player, Customizable reading settings, Personal book collections, Import from Author.Today library, Reading progress tracking

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |
| Yearly Suscription | $9.99 | per year |


## Frequently asked questions

### Is ShortBook² free?

ShortBook² is free to download, with in-app purchases available.

### Is ATReader Pro free?

ATReader Pro is free to download, with in-app purchases available.

### Do ShortBook² or ATReader Pro have ads?

Neither ShortBook² nor ATReader Pro shows ads.

### Which is updated more often, ShortBook² or ATReader Pro?

ShortBook² ships an update every 2 months, and ATReader Pro monthly. Most recently, ShortBook² was updated on September 26, 2026 and ATReader Pro on September 17, 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.*