# Brain Tests vs Hyper Sudoku

The clearest difference is in-app purchases: Brain Tests at none against Hyper Sudoku's 3. Brain Tests also leads on device support (3 vs 1) and iOS requirement (12.0 vs 18.2). Hyper Sudoku's advantage is update cadence (every 3 days vs every 8 months). On price and ads there is nothing between them.

Both are free to download. Hyper Sudoku sells 3 in-app purchases, starting at $2.99 per month. Brain Tests asks for nothing beyond the download.

Brain Tests ships an update every 8 months, Hyper Sudoku every 3 days. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Brain Tests | Hyper Sudoku |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 8 months | **Every 3 days** |
| Size | 134 MB | 29 MB |
| Requires iOS | **12.0** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Oleksii Petrochenko](https://appshunter.io/developer/1669228110) | [Fumihiro Kawasaki](https://appshunter.io/developer/1246668885) |

## What reviewers say

### Brain Tests

[App page](https://appshunter.io/ios/app/brain-tests/id1670490664)

**Features:** macOS Compatibility

**In-app purchases:** none


### Hyper Sudoku

[App page](https://appshunter.io/ios/app/hyper-sudoku/id6757954294)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $2.99 | per month |
| Pro | $24.99 | per year |
| Pro | $2.99 | one-time |


## Frequently asked questions

### Is Brain Tests free?

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

### Is Hyper Sudoku free?

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

### Do Brain Tests or Hyper Sudoku have ads?

Both Brain Tests and Hyper Sudoku show ads.

### Which is updated more often, Brain Tests or Hyper Sudoku?

Brain Tests ships an update every 8 months, and Hyper Sudoku every 3 days. Most recently, Brain Tests was updated on October 27, 2026 and Hyper Sudoku on October 28, 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.*