# iZeroSphere vs Protexb

The clearest difference is device support: iZeroSphere at 3 against Protexb's 1. iZeroSphere also leads on iOS requirement (14.0 vs 16.0). On price, ads and in-app purchases 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 | iZeroSphere | Protexb |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 5 months |
| Size | 16 MB | 11 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [BroTecs Technologies, LLC.](https://appshunter.io/developer/835813072) | [TheGroceryShelf LLC](https://appshunter.io/developer/1823514695) |

## What reviewers say

### iZeroSphere

[App page](https://appshunter.io/ios/app/izerosphere/id6739611127)

**Features:** macOS Compatibility

**In-app purchases:** none


### Protexb

[App page](https://appshunter.io/ios/app/protexb/id6747944068)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iZeroSphere free?

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

### Is Protexb free?

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

### Do iZeroSphere or Protexb have ads?

Neither iZeroSphere nor Protexb 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.*