# Perfect Alien in a Tidy Quest vs StackSpin

The clearest difference is in-app purchases: StackSpin at none against Perfect Alien in a Tidy Quest's 1. Perfect Alien in a Tidy Quest's advantage is iOS requirement (12.0 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. Perfect Alien in a Tidy Quest sells 1 one-off in-app purchase. StackSpin asks for nothing beyond the download.

## The numbers

| Metric | Perfect Alien in a Tidy Quest | StackSpin |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 29 months | — |
| Size | 91 MB | 38 MB |
| Requires iOS | **12.0** | 18.6 |
| Devices | **iPhone, iPad, iPod, Apple TV** | iPhone, iPad, Apple TV |
| Age rating | 9+ | 4+ |
| Developer | [Yuriy Kvasha](https://appshunter.io/developer/488579992) | [Palmanac Limited](https://appshunter.io/developer/325658040) |

## What reviewers say

### Perfect Alien in a Tidy Quest

[App page](https://appshunter.io/ios/app/perfect-alien-in-a-tidy-quest/id1173204745)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All game levels and features | $0.99 | one-time |


### StackSpin

[App page](https://appshunter.io/ios/app/stackspin/id6759519702)

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

**In-app purchases:** none


## Frequently asked questions

### Is Perfect Alien in a Tidy Quest free?

Perfect Alien in a Tidy Quest is free to download, with in-app purchases available.

### Is StackSpin free?

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

### Do Perfect Alien in a Tidy Quest or StackSpin have ads?

Neither Perfect Alien in a Tidy Quest nor StackSpin 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.*