# Открытый Город vs Modular Pro

The clearest difference is update cadence: Modular Pro at monthly against Открытый Город's every 9 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.

Открытый Город ships an update every 9 months, Modular Pro monthly. The most recent releases landed on September 21, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Открытый Город | Modular Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Monthly** |
| Size | 30 MB | 31 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [BILLING ONLAIN RESHENIYA](https://appshunter.io/developer/1580720825) | [LIIS, OOO](https://appshunter.io/developer/1407905193) |

## What reviewers say

### Открытый Город

[App page](https://appshunter.io/ios/app/id6444889044)

**Features:** macOS Compatibility

**In-app purchases:** none


### Modular Pro

[App page](https://appshunter.io/ios/app/modular-pro/id6455989423)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Открытый Город free?

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

### Is Modular Pro free?

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

### Do Открытый Город or Modular Pro have ads?

Neither Открытый Город nor Modular Pro shows ads.

### Which is updated more often, Открытый Город or Modular Pro?

Открытый Город ships an update every 9 months, and Modular Pro monthly. Most recently, Открытый Город was updated on September 21, 2026 and Modular Pro on September 30, 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.*