# Blob Attack vs System

The clearest difference is ads: System at none against Blob Attack's shown. Blob Attack's advantage is iOS requirement (13.0 vs 16.0). 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 | Blob Attack | System |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | — |
| Size | 109 MB | 8 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 12+ |
| Developer | [Stanislav Buchkov](https://appshunter.io/developer/1701078535) | [Wolfgang Peters](https://appshunter.io/developer/1864963561) |

## What reviewers say

### Blob Attack

[App page](https://appshunter.io/ios/app/blob-attack-tower-defense/id6737120580)

**Features:** macOS Compatibility

**In-app purchases:** none


### System

[App page](https://appshunter.io/ios/app/system-reboot/id6759322630)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Blob Attack free?

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

### Is System free?

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

### Do Blob Attack or System have ads?

Blob Attack shows ads; System 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.*