# Brain vs Blob Volley

The clearest difference is in-app purchases: Blob Volley at none against Brain's 8. On price, ads, device support and iOS requirement there is nothing between them.

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

## The numbers

| Metric | Brain | Blob Volley |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 days | — |
| Size | 163 MB | 3 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sungkyu Gil](https://appshunter.io/developer/1875909091) | [MobX GmbH](https://appshunter.io/developer/1464663882) |

## 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 |


### Blob Volley

[App page](https://appshunter.io/ios/app/blob-volley/id6798429932)

**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 Blob Volley free?

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

### Do Brain or Blob Volley have ads?

Neither Brain nor Blob Volley 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.*