# AstroUnit vs Erchis Chakra

The clearest difference is in-app purchases: AstroUnit at none against Erchis Chakra's 2. Erchis Chakra's advantage is device support. On price and iOS requirement there is nothing between them.

Both are free to download. Erchis Chakra sells 2 one-off in-app purchases. AstroUnit asks for nothing beyond the download.

## The numbers

| Metric | AstroUnit | Erchis Chakra |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Size | 73 MB | 85 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [JunHyeong Kim](https://appshunter.io/developer/1651102801) | [Nomadic Bear Games](https://appshunter.io/developer/1188304416) |

## What reviewers say

### AstroUnit

[App page](https://appshunter.io/ios/app/astrounit/id1665420358)

**In-app purchases:** none


### Erchis Chakra

[App page](https://appshunter.io/ios/app/erchis-chakra/id6499409622)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Gem Pack | $0.99 | one-time |
| Your Totem | $3.99 | one-time |


## Frequently asked questions

### Is AstroUnit free?

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

### Is Erchis Chakra free?

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

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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.*