# Speed Reading & Book Reader vs Biyolojicim

The clearest difference is update cadence: Biyolojicim at every 4 days against Speed Reading & Book Reader's every 2 months. On price, ads, 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 Biyolojicim sells 1 in-app purchase, starting at $5.99 per year. Whichever you choose, the download price is not the number that matters.

Speed Reading & Book Reader ships an update every 2 months, Biyolojicim every 4 days. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Speed Reading & Book Reader | Biyolojicim |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 4 days** |
| Size | 120 MB | 48 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yunus Emre Ozturk](https://appshunter.io/developer/1712559210) | [Mehmet Aytekin](https://appshunter.io/developer/1895906194) |

## 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 |


### Biyolojicim

[App page](https://appshunter.io/ios/app/biyolojicim/id6787676820)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Biyolojicim Premium | $5.99 | per year |


## Frequently asked questions

### Is Speed Reading & Book Reader free?

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

### Is Biyolojicim free?

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

### Do Speed Reading & Book Reader or Biyolojicim have ads?

Both Speed Reading & Book Reader and Biyolojicim show ads.

### Which is updated more often, Speed Reading & Book Reader or Biyolojicim?

Speed Reading & Book Reader ships an update every 2 months, and Biyolojicim every 4 days. Most recently, Speed Reading & Book Reader was updated on October 27, 2026 and Biyolojicim on October 25, 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.*