# Krok vs K

The clearest difference is ads: Krok at none against K's shown. K's advantage is update cadence (every 4 days vs every 3 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Krok sells 3 in-app purchases, starting at $1.99 per month and K sells 3 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Krok ships an update every 3 weeks, K every 4 days. The most recent releases landed on October 24, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Krok | K |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/krok-testing/id6469338819/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 57.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 25 MB | 82 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Anatoly Sorochan](https://appshunter.io/developer/972443742) | [Oleksandr Buhai](https://appshunter.io/developer/6806862009) |

## What reviewers say

### Krok

[App page](https://appshunter.io/ios/app/krok-testing/id6469338819)

Prepare for KROK exams with a comprehensive testing application. Access a vast library of questions across various categories and topics to enhance your knowledge. Track your progress with interactive tests and assess your understanding effectively.

**Highlights:** Wide selection of KROK exam tests, Large number of questions, Category and topic selection, Interactive tests, Progress tracking, Knowledge assessment

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month | $1.99 | per month |
| 3 months | $4.99 | per 3 months |
| 6 months | $7.99 | per 6 months |


### K

[App page](https://appshunter.io/ios/app/k-test-krok-123mb-tests/id6806862007)

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $1.99 | per 7 days |
| Premium Monthly | $4.99 | per month |
| Premium Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is Krok free?

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

### Is K free?

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

### Do Krok or K have ads?

K shows ads; Krok does not.

### Which is updated more often, Krok or K?

Krok ships an update every 3 weeks, and K every 4 days. Most recently, Krok was updated on October 24, 2026 and K on October 8, 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.*