# Net Zero Challenge vs Mirror

Net Zero Challenge and Mirror are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Net Zero Challenge | Mirror |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Size | 66 MB | 32 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Green Rewards Ltd](https://appshunter.io/developer/909021443) | [lapnito.cz s.r.o.](https://appshunter.io/developer/1577358577) |

## What reviewers say

### Net Zero Challenge

[App page](https://appshunter.io/ios/app/net-zero-challenge/id1541830052)

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

**In-app purchases:** none


### Mirror

[App page](https://appshunter.io/ios/app/mirror-makeup-and-light/id6798546218)

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

**In-app purchases:** none


## Frequently asked questions

### Is Net Zero Challenge free?

Net Zero Challenge is free to download, with no in-app purchases.

### Is Mirror free?

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

### Do Net Zero Challenge or Mirror have ads?

Neither Net Zero Challenge nor Mirror 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.*