# CHUDU | Ростов vs Квартал Хаб

The clearest difference is update cadence: Квартал Хаб at every 3 weeks against CHUDU | Ростов's every 5 months. 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.

CHUDU | Ростов ships an update every 5 months, Квартал Хаб every 3 weeks. Both last shipped on November 9, 2026.

## The numbers

| Metric | CHUDU | Ростов | Квартал Хаб |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Size | 86 MB | 96 MB |
| Requires iOS | 16.4 | **16.1** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Vladimir Lavrenov](https://appshunter.io/developer/1524818079) | [Oleg Fasuldinov](https://appshunter.io/developer/1561624400) |

## What reviewers say

### CHUDU | Ростов

[App page](https://appshunter.io/ios/app/chudu/id6763002871)

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

**In-app purchases:** none


### Квартал Хаб

[App page](https://appshunter.io/ios/app/id6769305170)

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

**In-app purchases:** none


## Frequently asked questions

### Is CHUDU | Ростов free?

CHUDU | Ростов is free to download, with no in-app purchases.

### Is Квартал Хаб free?

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

### Do CHUDU | Ростов or Квартал Хаб have ads?

Neither CHUDU | Ростов nor Квартал Хаб shows ads.

### Which is updated more often, CHUDU | Ростов or Квартал Хаб?

CHUDU | Ростов ships an update every 5 months, and Квартал Хаб every 3 weeks. Most recently, CHUDU | Ростов was updated on November 9, 2026 and Квартал Хаб on November 9, 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.*