# Alien Flight vs Boingy Slime

The clearest difference is in-app purchases: Boingy Slime at none against Alien Flight's 2. Boingy Slime also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Alien Flight sells 2 one-off in-app purchases. Boingy Slime asks for nothing beyond the download.

## The numbers

| Metric | Alien Flight | Boingy Slime |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | — |
| Size | 16 MB | 275 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Tristan Nottelman](https://appshunter.io/developer/1187705519) | [Crystal Cao](https://appshunter.io/developer/1686207792) |

## What reviewers say

### Alien Flight

[App page](https://appshunter.io/ios/app/alien-flight/id1434668246)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 Coins | $0.99 | one-time |
| 250 Coins | $1.99 | one-time |


### Boingy Slime

[App page](https://appshunter.io/ios/app/boingy-slime/id6751308417)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Alien Flight free?

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

### Is Boingy Slime free?

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

### Do Alien Flight or Boingy Slime have ads?

Alien Flight shows ads; Boingy Slime does not.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*