# 6 vs Gradius

The clearest difference is in-app purchases: 6 at none against Gradius's 4. 6 also leads on iOS requirement (15.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Gradius sells 4 in-app purchases, starting at $2.99 per month. 6 asks for nothing beyond the download.

## The numbers

| Metric | 6 | Gradius |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 days |
| Size | 41 MB | 34 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ALP OZPAMIR](https://appshunter.io/developer/1691204064) | [Hakan Emin Aytekin](https://appshunter.io/developer/6796856119) |

## What reviewers say

### 6

[App page](https://appshunter.io/ios/app/6-dot-brick/id6449951703)

**Features:** macOS Compatibility

**In-app purchases:** none


### Gradius

[App page](https://appshunter.io/ios/app/gradius/id6796856117)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Aylık | $2.99 | per month |
| Premium 3 Ay | $6.99 | per 3 months |
| Premium 6 Ay | $12.99 | per 6 months |
| Premium Yıllık | $29.99 | per year |


## Frequently asked questions

### Is 6 free?

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

### Is Gradius free?

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

### Do 6 or Gradius have ads?

Neither 6 nor Gradius 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.*