# Brain vs TierSnap

The clearest difference is in-app purchases: TierSnap at none against Brain's 8. Brain's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Brain sells 8 one-off in-app purchases. TierSnap asks for nothing beyond the download.

Brain ships an update every 8 days, TierSnap every 2 weeks. The most recent releases landed on October 17, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Brain | TierSnap |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 8 days** | Every 2 weeks |
| Size | 163 MB | 26 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Sungkyu Gil](https://appshunter.io/developer/1875909091) | [JOON YOUNG KIM](https://appshunter.io/developer/6797804695) |

## What reviewers say

### Brain

[App page](https://appshunter.io/ios/app/brain-rush/id6758946157)

**Features:** Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 연필 5자루 | $0.49 | one-time |
| 연습노트 10개 | $0.49 | one-time |
| 연필 20개 | $0.99 | one-time |
| 연필 20자루 | $1.99 | one-time |
| 광고 제거 | $1.99 | one-time |
| 닉네임 변경권 | $2.99 | one-time |
| 연습노트 100개 | $5.99 | one-time |
| 연필 100자루 | $9.99 | one-time |


### TierSnap

[App page](https://appshunter.io/ios/app/tiersnap/id6799887772)

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

**In-app purchases:** none


## Frequently asked questions

### Is Brain free?

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

### Is TierSnap free?

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

### Do Brain or TierSnap have ads?

TierSnap shows ads; Brain does not.

### Which is updated more often, Brain or TierSnap?

Brain ships an update every 8 days, and TierSnap every 2 weeks. Most recently, Brain was updated on October 17, 2026 and TierSnap on October 13, 2026.

---

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