# İki Dörtlük vs ClinQuark

The clearest difference is in-app purchases: İki Dörtlük at none against ClinQuark's 2. İki Dörtlük also leads on iOS requirement (13.0 vs 17.0). ClinQuark's advantage is update cadence (every 4 days vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. ClinQuark sells 2 in-app purchases, starting at $2.99 per month. İki Dörtlük asks for nothing beyond the download.

İki Dörtlük ships an update every 2 months, ClinQuark every 4 days. The most recent releases landed on October 28, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | İki Dörtlük | ClinQuark |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Size | 56 MB | 62 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [AL TOKSOZ](https://appshunter.io/developer/1730541871) | [TAMER TEZCAN](https://appshunter.io/developer/6794865858) |

## What reviewers say

### İki Dörtlük

[App page](https://appshunter.io/ios/app/iki-dortluk/id6770484198)

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

**In-app purchases:** none


### ClinQuark

[App page](https://appshunter.io/ios/app/clinquark/id6794865856)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Core Premium | $2.99 | per month |
| Sözlü Sınav Paketi | $2.99 | per month |


## Frequently asked questions

### Is İki Dörtlük free?

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

### Is ClinQuark free?

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

### Do İki Dörtlük or ClinQuark have ads?

Neither İki Dörtlük nor ClinQuark shows ads.

### Which is updated more often, İki Dörtlük or ClinQuark?

İki Dörtlük ships an update every 2 months, and ClinQuark every 4 days. Most recently, İki Dörtlük was updated on October 28, 2026 and ClinQuark on October 29, 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.*