# Studuj Strojárnu vs Citizenship Test.

The clearest difference is in-app purchases: Studuj Strojárnu at none against Citizenship Test.'s 2. Studuj Strojárnu also leads on ads (none vs shown) and iOS requirement (12.0 vs 15.0). Citizenship Test.'s advantage is update cadence (weekly vs every 17 months). On price and device support there is nothing between them.

Both are free to download. Citizenship Test. sells 2 in-app purchases, starting at $2.99 per month. Studuj Strojárnu asks for nothing beyond the download.

Studuj Strojárnu ships an update every 17 months, Citizenship Test. weekly. The most recent releases landed on September 9, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Studuj Strojárnu | Citizenship Test. |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 17 months | **Weekly** |
| Size | 125 MB | 237 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Vysoke uceni technicke v Brne](https://appshunter.io/developer/1488411222) | [Olga Ivanova](https://appshunter.io/developer/1733570435) |

## What reviewers say

### Studuj Strojárnu

[App page](https://appshunter.io/ios/app/studuj-strojarnu/id1488411223)

**In-app purchases:** none


### Citizenship Test.

[App page](https://appshunter.io/ios/app/citizenship-test/id6756912713)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| citizenship_by_oliva_subscription | $2.99 | per month |
| citizenship_by_oliva_donation | $2.99 | one-time |


## Frequently asked questions

### Is Studuj Strojárnu free?

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

### Is Citizenship Test. free?

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

### Do Studuj Strojárnu or Citizenship Test. have ads?

Citizenship Test. shows ads; Studuj Strojárnu does not.

### Which is updated more often, Studuj Strojárnu or Citizenship Test.?

Studuj Strojárnu ships an update every 17 months, and Citizenship Test. weekly. Most recently, Studuj Strojárnu was updated on September 9, 2026 and Citizenship Test. on September 13, 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.*