# ESTÜ vs Avialish

The clearest difference is in-app purchases: ESTÜ at none against Avialish's 8. ESTÜ also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Avialish sells 8 in-app purchases, starting at $2.99 per month. ESTÜ asks for nothing beyond the download.

ESTÜ ships an update every 3 weeks, Avialish every 5 weeks. The most recent releases landed on November 12, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | ESTÜ | Avialish |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Size | 34 MB | 38 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Eskisehir Teknik Universitesi](https://appshunter.io/developer/1829406756) | [Emirhan Titiz](https://appshunter.io/developer/6776277352) |

## What reviewers say

### ESTÜ

[App page](https://appshunter.io/ios/app/estu/id6749228751)

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

**In-app purchases:** none


### Avialish

[App page](https://appshunter.io/ios/app/avialish/id6776277350)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Öğrenci Premium – Aylık | $2.99 | per month |
| Öğrenci Premium – 3 Aylık | $5.99 | per 3 months |
| Pilot Premium Aylık | $9.99 | per month |
| kabin premium - aylık | $9.99 | per month |
| AMT Premium – Aylık | $9.99 | per month |
| Pilot Premium – 3 Aylık | $19.99 | per 3 months |
| Kabin Premium – 3 Aylık | $19.99 | per 3 months |
| AMT Premium – 3 Aylık | $19.99 | per 3 months |


## Frequently asked questions

### Is ESTÜ free?

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

### Is Avialish free?

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

### Do ESTÜ or Avialish have ads?

Avialish shows ads; ESTÜ does not.

### Which is updated more often, ESTÜ or Avialish?

ESTÜ ships an update every 3 weeks, and Avialish every 5 weeks. Most recently, ESTÜ was updated on November 12, 2026 and Avialish on November 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.*