# K뷰티마스터 vs BrainCheck

The clearest difference is update cadence: BrainCheck at every 11 days against K뷰티마스터's monthly. K뷰티마스터's advantage is iOS requirement (14.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. K뷰티마스터 sells 1 one-off in-app purchase and BrainCheck sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

K뷰티마스터 ships an update monthly, BrainCheck every 11 days. The most recent releases landed on September 22, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | K뷰티마스터 | BrainCheck |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 11 days** |
| Size | 119 MB | 166 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bravecompany Co.,Ltd.](https://appshunter.io/developer/852907965) | [BrainCheck](https://appshunter.io/developer/1509190491) |

## What reviewers say

### K뷰티마스터

[App page](https://appshunter.io/ios/app/k/id6469308280)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| K뷰티 for IOS 통합패스 | $999.99 | one-time |


### BrainCheck

[App page](https://appshunter.io/ios/app/braincheck-flashcards/id6754181689)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus | $4.99 | per month |
| Plus | $48.00 | per year |


## Frequently asked questions

### Is K뷰티마스터 free?

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

### Is BrainCheck free?

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

### Do K뷰티마스터 or BrainCheck have ads?

Neither K뷰티마스터 nor BrainCheck shows ads.

### Which is updated more often, K뷰티마스터 or BrainCheck?

K뷰티마스터 ships an update monthly, and BrainCheck every 11 days. Most recently, K뷰티마스터 was updated on September 22, 2026 and BrainCheck on September 19, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*