# Book Converter vs SEDUCA

The clearest difference is update cadence: Book Converter at every 3 days against SEDUCA's every 3 months. Book Converter also leads on iOS requirement (12.0 vs 14.0). 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.

Book Converter ships an update every 3 days, SEDUCA every 3 months. The most recent releases landed on September 30, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Book Converter | SEDUCA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 3 months |
| Size | 24 MB | 30 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Lehrerfreund GmbH](https://appshunter.io/developer/1560701914) | [Grupo Soluciones Educativas S.A.](https://appshunter.io/developer/1326728019) |

## What reviewers say

### Book Converter

[App page](https://appshunter.io/ios/app/book-converter/id1560701912)

**Features:** macOS Compatibility

**In-app purchases:** none


### SEDUCA

[App page](https://appshunter.io/ios/app/seduca-tracker/id6473653164)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Book Converter free?

Book Converter is free to download, with no in-app purchases.

### Is SEDUCA free?

SEDUCA is free to download, with no in-app purchases.

### Do Book Converter or SEDUCA have ads?

Neither Book Converter nor SEDUCA shows ads.

### Which is updated more often, Book Converter or SEDUCA?

Book Converter ships an update every 3 days, and SEDUCA every 3 months. Most recently, Book Converter was updated on September 30, 2026 and SEDUCA on October 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*