# Mushref United vs Substop

The clearest difference is device support: Substop at 3 against Mushref United's 1. Substop also leads on iOS requirement (13.0 vs 16.0). On ads and in-app purchases there is nothing between them.

## The numbers

| Metric | Mushref United | Substop |
| --- | --- | --- |
| Price | **Free** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | — |
| Size | 15 MB | 56 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Waleed Rafaat](https://appshunter.io/developer/1467496775) | [koein apps](https://appshunter.io/developer/958220967) |

## What reviewers say

### Mushref United

[App page](https://appshunter.io/ios/app/mushref-united/id1467496776)

**Features:** macOS Compatibility

**In-app purchases:** none


### Substop

[App page](https://appshunter.io/ios/app/substop/id6742790944)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mushref United free?

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

### Is Substop free?

Pricing for Substop is not currently listed on the App Store.

### Do Mushref United or Substop have ads?

Neither Mushref United nor Substop 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.*