# Perfect Alien in a Tidy Quest vs Sci

The clearest difference is in-app purchases: Sci at none against Perfect Alien in a Tidy Quest's 1. On price, update cadence, 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. Sci asks for nothing beyond the download.

Perfect Alien in a Tidy Quest ships an update every 29 months, Sci every 58 months. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Perfect Alien in a Tidy Quest | Sci |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 29 months** | Every 58 months |
| Size | 91 MB | 41 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPad, iPod, Apple TV | iPhone, iPad, iPod, Apple TV |
| Age rating | 9+ | 12+ |
| Developer | [Yuriy Kvasha](https://appshunter.io/developer/488579992) | [Marek Skreko](https://appshunter.io/developer/1558127762) |

## 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 |


### Sci

[App page](https://appshunter.io/ios/app/sci-fi-platformer/id1558127760)

**Features:** macOS Compatibility

**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 Sci free?

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

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

Neither Perfect Alien in a Tidy Quest nor Sci shows ads.

### Which is updated more often, Perfect Alien in a Tidy Quest or Sci?

Perfect Alien in a Tidy Quest ships an update every 29 months, and Sci every 58 months. Most recently, Perfect Alien in a Tidy Quest was updated on November 7, 2026 and Sci 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.*