# Obigenc vs ODTU

The clearest difference is iOS requirement: ODTU at 12.0 against Obigenc's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Obigenc ships an update every 2 weeks, ODTU every 9 days. The most recent releases landed on October 13, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Obigenc | ODTU |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 9 days** |
| Size | 56 MB | 14 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TÜRK EĞİTİM VAKFI](https://appshunter.io/developer/1463925239) | [Orta Dogu Teknik Universitesi](https://appshunter.io/developer/1803144647) |

## What reviewers say

### Obigenc

[App page](https://appshunter.io/ios/app/obigenc/id6575386702)

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

**In-app purchases:** none


### ODTU

[App page](https://appshunter.io/ios/app/odtu/id6749893113)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Obigenc free?

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

### Is ODTU free?

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

### Do Obigenc or ODTU have ads?

Neither Obigenc nor ODTU shows ads.

### Which is updated more often, Obigenc or ODTU?

Obigenc ships an update every 2 weeks, and ODTU every 9 days. Most recently, Obigenc was updated on October 13, 2026 and ODTU on October 5, 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.*