# Speed Reading & Book Reader vs Klotski State Space

The clearest difference is ads: Klotski State Space at none against Speed Reading & Book Reader's shown. Klotski State Space also leads on iOS requirement (13.0 vs 15.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Speed Reading & Book Reader sells 3 in-app purchases, starting at $3.99 per month and Klotski State Space sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Speed Reading & Book Reader | Klotski State Space |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | — |
| Size | 120 MB | 104 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yunus Emre Ozturk](https://appshunter.io/developer/1712559210) | [Atamert Harut](https://appshunter.io/developer/1829137356) |

## What reviewers say

### Speed Reading & Book Reader

[App page](https://appshunter.io/ios/app/speed-reading-and-book-reader/id6469732629)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Premium | $3.99 | per month |
| 3 Aylık Premium | $7.99 | per 3 months |
| Yıllık Premium | $29.99 | per year |


### Klotski State Space

[App page](https://appshunter.io/ios/app/klotski-state-space/id6752360179)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support - Coffee | $0.99 | one-time |
| Support - Cheers | $2.99 | one-time |
| Support - Big Cheers | $4.99 | one-time |


## Frequently asked questions

### Is Speed Reading & Book Reader free?

Speed Reading & Book Reader is free to download, with in-app purchases available.

### Is Klotski State Space free?

Klotski State Space is free to download, with in-app purchases available.

### Do Speed Reading & Book Reader or Klotski State Space have ads?

Speed Reading & Book Reader shows ads; Klotski State Space does not.

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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.*