# AlienCheck vs Fast Delivery Mobile

The clearest difference is iOS requirement: AlienCheck at 12 against Fast Delivery Mobile's 15.6. On price, update cadence, 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.

AlienCheck ships an update every 5 weeks, Fast Delivery Mobile every 3 weeks. The most recent releases landed on October 25, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | AlienCheck | Fast Delivery Mobile |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Size | 55 MB | 49 MB |
| Requires iOS | **12** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [VP. START TECHNOLOGY CO., LTD](https://appshunter.io/developer/1127329140) | [Ry Sokkheng](https://appshunter.io/developer/1628036349) |

## What reviewers say

### AlienCheck

[App page](https://appshunter.io/ios/app/aliencheck/id1340029388)

**Features:** Vision Pro support

**In-app purchases:** none


### Fast Delivery Mobile

[App page](https://appshunter.io/ios/app/fast-delivery-mobile/id6756251342)

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

**In-app purchases:** none


## Frequently asked questions

### Is AlienCheck free?

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

### Is Fast Delivery Mobile free?

Fast Delivery Mobile is free to download, with no in-app purchases.

### Do AlienCheck or Fast Delivery Mobile have ads?

Neither AlienCheck nor Fast Delivery Mobile shows ads.

### Which is updated more often, AlienCheck or Fast Delivery Mobile?

AlienCheck ships an update every 5 weeks, and Fast Delivery Mobile every 3 weeks. Most recently, AlienCheck was updated on October 25, 2026 and Fast Delivery Mobile on October 15, 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.*