# K vs Krok Lead

The clearest difference is update cadence: Krok Lead at fortnightly against K's every 5 months. Krok Lead also leads on iOS requirement (15.6 vs 17.0). K's advantage is ratings volume (127 vs 2). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. K sells 3 one-off in-app purchases and Krok Lead sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Krok Lead holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: K has 127 ratings behind it against 2, so its average is the more settled of the two.

K ships an update every 5 months, Krok Lead fortnightly. The most recent releases landed on September 17, 2026 and September 4, 2026 respectively.

## The numbers

| Metric | K | Krok Lead |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (127 ratings)](https://appshunter.io/ios/app/k-test/id1465986606/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/krok-lead/id6756720705/reviews)** |
| Number of ratings | **127** | 2 |
| Positive reviews | 41.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Fortnightly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 64 MB | 47 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Vitalii Ruba](https://appshunter.io/developer/1465986605) | [Valentyn Polishchuk](https://appshunter.io/developer/1862484731) |

## What reviewers say

### K

[App page](https://appshunter.io/ios/app/k-test/id1465986606)

Prepare for medical licensing exams with a mobile application offering practice questions. Access study materials anytime, anywhere on your smartphone or tablet.

**Highlights:** Practice Krok exam questions, Study anytime, anywhere, Mobile accessibility, Targeted exam preparation

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ad | $0.99 | one-time |
| Remove ad | $4.99 | one-time |
| Remove ad | $9.99 | one-time |


### Krok Lead

[App page](https://appshunter.io/ios/app/krok-lead/id6756720705)

Prepare for KROK 1, 2, and 3 exams with this comprehensive study tool. Access test bases, practice offline, and track your progress with detailed statistics. Download materials and organize your study sessions efficiently.

**Highlights:** KROK 1, 2, 3 exam preparation, Offline test capability, PDF download of materials, Test randomizer and search, Custom question folders, Test completion statistics

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium 1 month | $2.99 | one-time |
| Premium 3 months | $7.99 | one-time |
| Premium 6 months | $12.99 | one-time |
| Premium 1 year | $17.99 | one-time |


## Frequently asked questions

### Is K free?

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

### Is Krok Lead free?

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

### Which has better reviews, K or Krok Lead?

Krok Lead is rated higher. K averages 4.8 out of 5 from 127 ratings, while Krok Lead averages 5.0 from 2 ratings.

### Do K or Krok Lead have ads?

Neither K nor Krok Lead shows ads.

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

K ships an update every 5 months, and Krok Lead fortnightly. Most recently, K was updated on September 17, 2026 and Krok Lead on September 4, 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.*