# Krok vs AI Study Notes

The clearest difference is update cadence: Krok at every 3 weeks against AI Study Notes's every 6 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Krok sells 3 in-app purchases, starting at $1.99 per month and AI Study Notes sells 6 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

Krok ships an update every 3 weeks, AI Study Notes every 6 weeks. The most recent releases landed on September 23, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Krok | AI Study Notes |
| --- | --- | --- |
| 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 | No |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 24 MB | 19 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Anatoly Sorochan](https://appshunter.io/developer/972443742) | [紫妍 连](https://appshunter.io/developer/1869185039) |

## 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 |


### AI Study Notes

[App page](https://appshunter.io/ios/app/ai-study-notes-astralect/id6801450839)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Monthly | $14.99 | per month |
| Pro Monthly | $24.99 | per month |
| Max Monthly | $39.99 | per month |
| Starter Yearly | $119.99 | per year |
| Pro Yearly | $199.99 | per year |
| Max Yearly | $319.99 | per year |


## Frequently asked questions

### Is Krok free?

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

### Is AI Study Notes free?

AI Study Notes is free to download, with in-app purchases available.

### Do Krok or AI Study Notes have ads?

Neither Krok nor AI Study Notes shows ads.

### Which is updated more often, Krok or AI Study Notes?

Krok ships an update every 3 weeks, and AI Study Notes every 6 weeks. Most recently, Krok was updated on September 23, 2026 and AI Study Notes on October 10, 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.*