# System vs Atomics

The clearest difference is ads: System at none against Atomics's shown. Atomics'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 | System | Atomics |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | — | Every 2 weeks |
| Size | 8 MB | 39 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Wolfgang Peters](https://appshunter.io/developer/1864963561) | [GarageLabs](https://appshunter.io/developer/6775364197) |

## What reviewers say

### System

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Atomics

[App page](https://appshunter.io/ios/app/atomics-idle-elements/id6775364195)

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

**In-app purchases:** none


## Frequently asked questions

### Is System free?

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

### Is Atomics free?

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

### Do System or Atomics have ads?

Atomics 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.*