# Check App vs chrdk

The clearest difference is in-app purchases: chrdk at none against Check App's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Check App sells 1 in-app purchase, starting at $9.99 per month. chrdk asks for nothing beyond the download.

## The numbers

| Metric | Check App | chrdk |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | — |
| Size | 112 MB | 31 MB |
| Requires iOS | 15.0 | **14.0.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Oleg Shonov](https://appshunter.io/developer/1683150928) | [Nikita Stogniy](https://appshunter.io/developer/1743642522) |

## What reviewers say

### Check App

[App page](https://appshunter.io/ios/app/check-app-for-doctors/id6447976187)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Подписка на месяц | $9.99 | per month |


### chrdk

[App page](https://appshunter.io/ios/app/chrdk/id6499493702)

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

**In-app purchases:** none


## Frequently asked questions

### Is Check App free?

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

### Is chrdk free?

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

### Do Check App or chrdk have ads?

Neither Check App nor chrdk shows ads.

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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.*