# Bubble Defense 3D vs Math Crossword Path Brain Test

The clearest difference is ads: Bubble Defense 3D at none against Math Crossword Path Brain Test's shown. Bubble Defense 3D also leads on iOS requirement (11.0 vs 15.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Bubble Defense 3D | Math Crossword Path Brain Test |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | — | Every 4 days |
| Size | 62 MB | 201 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 17+ |
| Developer | [Buket Zehir](https://appshunter.io/developer/1506836394) | [Chengdu Infinite Seek Technology Co., Ltd](https://appshunter.io/developer/1835571102) |

## What reviewers say

### Bubble Defense 3D

[App page](https://appshunter.io/ios/app/bubble-defense-3d/id1633059573)

**Features:** macOS Compatibility

**In-app purchases:** none


### Math Crossword Path Brain Test

[App page](https://appshunter.io/ios/app/math-crossword-path-brain-test/id6755596521)

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

**In-app purchases:** none


## Frequently asked questions

### Is Bubble Defense 3D free?

Bubble Defense 3D is free to download, with no in-app purchases.

### Is Math Crossword Path Brain Test free?

Math Crossword Path Brain Test is free to download, with no in-app purchases.

### Do Bubble Defense 3D or Math Crossword Path Brain Test have ads?

Math Crossword Path Brain Test shows ads; Bubble Defense 3D does not.

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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.*