# Prof. Baykuş vs Diego

The clearest difference is in-app purchases: Diego at none against Prof. Baykuş's 1. Diego also leads on iOS requirement (10.0 vs 15.0). Prof. Baykuş's advantage is update cadence (weekly vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. Prof. Baykuş sells 1 one-off in-app purchase. Diego asks for nothing beyond the download.

Prof. Baykuş ships an update weekly, Diego every 2 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Prof. Baykuş | Diego |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 64 MB | 88 MB |
| Requires iOS | 15.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Sinan Suna](https://appshunter.io/developer/1534367919) | [Turna Teknoloji Anonim Sirketi](https://appshunter.io/developer/1468451425) |

## What reviewers say

### Prof. Baykuş

[App page](https://appshunter.io/ios/app/prof-baykus/id1534367917)

This application provides online, interactive lessons for students preparing for major Turkish exams. It offers flexible learning with recorded lectures, interactive sessions, and personalized coaching, accessible anytime, anywhere.

**Highlights:** Interactive online lessons, On-demand lecture replays, Student-centered learning, Personalized coaching, Live classes, Question-solving application, Teacher-student collaboration

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sayısal Hazırlık Paketi | $349.99 | one-time |


### Diego

[App page](https://appshunter.io/ios/app/diego/id1556575619)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Prof. Baykuş free?

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

### Is Diego free?

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

### Do Prof. Baykuş or Diego have ads?

Neither Prof. Baykuş nor Diego shows ads.

### Which is updated more often, Prof. Baykuş or Diego?

Prof. Baykuş ships an update weekly, and Diego every 2 months. Most recently, Prof. Baykuş was updated on October 24, 2026 and Diego 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.*