# AlienRuins vs United Numbers

The clearest difference is price: United Numbers at $0.99 against AlienRuins's $4.99. United Numbers also leads on update cadence (every 12 months vs every 25 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

AlienRuins costs $4.99 and United Numbers $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

AlienRuins ships an update every 25 months, United Numbers every 12 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | AlienRuins | United Numbers |
| --- | --- | --- |
| Price | $4.99 | **$0.99** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 25 months | **Every 12 months** |
| Size | 160 MB | 5 MB |
| Requires iOS | **15.0** | 15.2 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [钊恒 郑](https://appshunter.io/developer/1352374582) | [Hoppermit Ltd](https://appshunter.io/developer/952035882) |

## What reviewers say

### AlienRuins

[App page](https://appshunter.io/ios/app/alienruins/id1460557006)

**Features:** Vision Pro support

**In-app purchases:** none


### United Numbers

[App page](https://appshunter.io/ios/app/united-numbers/id1534279732)

**In-app purchases:** none


## Frequently asked questions

### Is AlienRuins free?

AlienRuins costs $4.99, with no in-app purchases.

### Is United Numbers free?

United Numbers costs $0.99, with no in-app purchases.

### Do AlienRuins or United Numbers have ads?

Neither AlienRuins nor United Numbers shows ads.

### Which is updated more often, AlienRuins or United Numbers?

AlienRuins ships an update every 25 months, and United Numbers every 12 months. Most recently, AlienRuins was updated on November 6, 2026 and United Numbers on November 3, 2026.

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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.*