# Vikings Wallpapers vs Alien Motion Tracker

The clearest difference is in-app purchases: Vikings Wallpapers at none against Alien Motion Tracker's 3. Alien Motion Tracker's advantage is ads (none vs shown) and iOS requirement (15.0 vs 17.6). On price and device support there is nothing between them.

Both are free to download. Alien Motion Tracker sells 3 one-off in-app purchases. Vikings Wallpapers asks for nothing beyond the download.

## The numbers

| Metric | Vikings Wallpapers | Alien Motion Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | — |
| Size | 15 MB | 73 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Carlos Rogelio Santiago Alvarez](https://appshunter.io/developer/1890320538) | [Ludovic Fleury](https://appshunter.io/developer/6778570057) |

## What reviewers say

### Vikings Wallpapers

[App page](https://appshunter.io/ios/app/vikings-wallpapers/id6761967153)

**Features:** macOS Compatibility

**In-app purchases:** none


### Alien Motion Tracker

[App page](https://appshunter.io/ios/app/alien-motion-tracker/id6778570055)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Humble Unlock | $6.99 | one-time |
| Fair Unlock | $12.99 | one-time |
| Supporter Unlock | $17.99 | one-time |


## Frequently asked questions

### Is Vikings Wallpapers free?

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

### Is Alien Motion Tracker free?

Alien Motion Tracker is free to download, with in-app purchases available.

### Do Vikings Wallpapers or Alien Motion Tracker have ads?

Vikings Wallpapers shows ads; Alien Motion Tracker 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.*