# Космофест 2017 vs Атомная электростанция AR

The clearest difference is update cadence: Атомная электростанция AR at every 10 days against Космофест 2017's every 19 months. Космофест 2017's advantage is iOS requirement (9.0 vs 13.0). 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.

Космофест 2017 ships an update every 19 months, Атомная электростанция AR every 10 days. The most recent releases landed on October 5, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Космофест 2017 | Атомная электростанция AR |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 19 months | **Every 10 days** |
| Size | 169 MB | 110 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Anatoly Shcherbakov](https://appshunter.io/developer/1477301498) | [Miroslav Vorobyev](https://appshunter.io/developer/1744013522) |

## What reviewers say

### Космофест 2017

[App page](https://appshunter.io/ios/app/2017/id1229833538)

**In-app purchases:** none


### Атомная электростанция AR

[App page](https://appshunter.io/ios/app/ar/id6501951936)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Космофест 2017 free?

Космофест 2017 is free to download, with no in-app purchases.

### Is Атомная электростанция AR free?

Атомная электростанция AR is free to download, with no in-app purchases.

### Do Космофест 2017 or Атомная электростанция AR have ads?

Neither Космофест 2017 nor Атомная электростанция AR shows ads.

### Which is updated more often, Космофест 2017 or Атомная электростанция AR?

Космофест 2017 ships an update every 19 months, and Атомная электростанция AR every 10 days. Most recently, Космофест 2017 was updated on October 5, 2026 and Атомная электростанция AR on October 2, 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.*