# УК vs FlatChat

The clearest difference is update cadence: FlatChat at every 3 weeks against УК's every 4 months. УК's advantage is iOS requirement (12.0 vs 14.0.0). 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.

УК ships an update every 4 months, FlatChat every 3 weeks. The most recent releases landed on October 14, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | УК | FlatChat |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Size | 13 MB | 60 MB |
| Requires iOS | **12.0** | 14.0.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Valerii Kliushnikov](https://appshunter.io/developer/1463752203) | [Antonina Bukina](https://appshunter.io/developer/1734206413) |

## What reviewers say

### УК

[App page](https://appshunter.io/ios/app/id1463752204)

**Features:** macOS Compatibility

**In-app purchases:** none


### FlatChat

[App page](https://appshunter.io/ios/app/flatchat/id6478860545)

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

**In-app purchases:** none


## Frequently asked questions

### Is УК free?

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

### Is FlatChat free?

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

### Do УК or FlatChat have ads?

Neither УК nor FlatChat shows ads.

### Which is updated more often, УК or FlatChat?

УК ships an update every 4 months, and FlatChat every 3 weeks. Most recently, УК was updated on October 14, 2026 and FlatChat on October 17, 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.*