# Idle Alien vs Old

The clearest difference is ads: Old at none against Idle Alien's shown. Old also leads on iOS requirement (12.0 vs 15.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Idle Alien | Old |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (124 ratings)](https://appshunter.io/ios/app/idle-alien/id1374126355/reviews)** | — |
| Number of ratings | **124** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 11 days | — |
| Monetization | Ad-supported | — |
| Size | 295 MB | 25 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [vmoga](https://appshunter.io/developer/945300832) | [Andrii Tischenko](https://appshunter.io/developer/1139001703) |

## What reviewers say

### Idle Alien

[App page](https://appshunter.io/ios/app/idle-alien/id1374126355)

Engage in a hyper-casual space war by tapping to destroy hostile spaceships. Upgrade your alien heroes to increase damage and unlock new abilities. Enjoy a stress-relieving, offline gaming experience.

**Highlights:** Tap to attack spaceships, Upgrade alien heroes, Boost damage and gold, Offline gameplay, Stress-relieving mechanics, Unlock new aliens

**Features:** macOS Compatibility

**In-app purchases:** none


### Old

[App page](https://appshunter.io/ios/app/old-school-cat-and-mouse/id6743142637)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Idle Alien free?

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

### Is Old free?

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

### Do Idle Alien or Old have ads?

Idle Alien shows ads; Old 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.*