# Gravity One vs Cyber Tank!

The clearest difference is price: Gravity One at Free against Cyber Tank!'s $0.99. Cyber Tank!'s advantage is device support (4 vs 2) and iOS requirement (10.0 vs 18.0). On ads and in-app purchases there is nothing between them.

Gravity One is free to download; Cyber Tank! costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Gravity One | Cyber Tank! |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | — |
| Size | 15 MB | 48 MB |
| Requires iOS | 18.0 | **10.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Sami Salkosuo](https://appshunter.io/developer/820432278) | [Pavlo Podbierozko](https://appshunter.io/developer/1543882122) |

## What reviewers say

### Gravity One

[App page](https://appshunter.io/ios/app/gravity-one/id820432275)

**Features:** macOS Compatibility

**In-app purchases:** none


### Cyber Tank!

[App page](https://appshunter.io/ios/app/cyber-tank/id6464110923)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Gravity One free?

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

### Is Cyber Tank! free?

Cyber Tank! costs $0.99, with no in-app purchases.

### Do Gravity One or Cyber Tank! have ads?

Neither Gravity One nor Cyber Tank! 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.*