# Billion Pro vs Central Force

The clearest difference is device support: Central Force at 2 against Billion Pro's —. On price, in-app purchases and iOS requirement 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 | Billion Pro | Central Force |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Size | 19 MB | 17 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | — | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [BSurprise Company Limited](https://appshunter.io/developer/949258441) | [Linked Heart Technology Limited](https://appshunter.io/developer/1628264367) |

## What reviewers say

### Billion Pro

[App page](https://appshunter.io/ios/app/billion-pro/id1661912057)

**In-app purchases:** none


### Central Force

[App page](https://appshunter.io/ios/app/central-force/id6454851099)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Billion Pro free?

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

### Is Central Force free?

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

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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.*