# Perimeter Zero vs Tower Stand

The clearest difference is in-app purchases: Tower Stand at none against Perimeter Zero's 1. Tower Stand also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Perimeter Zero sells 1 one-off in-app purchase. Tower Stand asks for nothing beyond the download.

## The numbers

| Metric | Perimeter Zero | Tower Stand |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 days | — |
| Size | 11 MB | 2 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 9+ | 9+ |
| Developer | [Hyacinthe Loua](https://appshunter.io/developer/6777148473) | [Georgii Oganesian](https://appshunter.io/developer/6787710435) |

## What reviewers say

### Perimeter Zero

[App page](https://appshunter.io/ios/app/perimeter-zero/id6786819667)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PerimeterZero Premium | $2.99 | one-time |


### Tower Stand

[App page](https://appshunter.io/ios/app/tower-stand/id6795208314)

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

**In-app purchases:** none


## Frequently asked questions

### Is Perimeter Zero free?

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

### Is Tower Stand free?

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

### Do Perimeter Zero or Tower Stand have ads?

Perimeter Zero shows ads; Tower Stand does not.

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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.*