# ShootTheSphere vs InvaZium

The clearest difference is in-app purchases: InvaZium at none against ShootTheSphere's 9. ShootTheSphere's advantage is iOS requirement (6.0 vs 12.0). On price, ads and device support there is nothing between them.

Both are free to download. ShootTheSphere sells 9 one-off in-app purchases. InvaZium asks for nothing beyond the download.

## The numbers

| Metric | ShootTheSphere | InvaZium |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Every 6 days |
| Size | 199 MB | 54 MB |
| Requires iOS | **6.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alvaro Otero Martin](https://appshunter.io/developer/1014758536) | [Daniel Canete Campos](https://appshunter.io/developer/1273575992) |

## What reviewers say

### ShootTheSphere

[App page](https://appshunter.io/ios/app/shootthesphere-spaceinvaders/id1263188876)

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bunch of red gemmes | $0.99 | one-time |
| Bunch of green gemmes | $0.99 | one-time |
| Bunch of blue gemmes | $0.99 | one-time |
| Bag of red gemmes | $3.99 | one-time |
| Bag of green gemmes | $3.99 | one-time |
| Bag of blue gemmes | $3.99 | one-time |
| Remove ads | $3.99 | one-time |
| Vault of gemmes | $9.99 | one-time |
| Treasure of gemmes | $13.99 | one-time |


### InvaZium

[App page](https://appshunter.io/ios/app/invazium/id6480328706)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ShootTheSphere free?

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

### Is InvaZium free?

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

### Do ShootTheSphere or InvaZium have ads?

Neither ShootTheSphere nor InvaZium 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.*