# Marble Block vs UFO Out

The clearest difference is update cadence: Marble Block at every 3 days against UFO Out's weekly. Marble Block also leads on iOS requirement (13.0 vs 15.0). On price, ads, 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.

Marble Block ships an update every 3 days, UFO Out weekly. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Marble Block | UFO Out |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 3 days** | Weekly |
| Size | 185 MB | 179 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 9+ |
| Developer | [SOZAP](https://appshunter.io/developer/952456051) | [EOGAMES](https://appshunter.io/developer/1724916798) |

## What reviewers say

### Marble Block

[App page](https://appshunter.io/ios/app/marble-block/id6777999699)

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

**In-app purchases:** none


### UFO Out

[App page](https://appshunter.io/ios/app/ufo-out/id6779114081)

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

**In-app purchases:** none


## Frequently asked questions

### Is Marble Block free?

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

### Is UFO Out free?

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

### Do Marble Block or UFO Out have ads?

Both Marble Block and UFO Out show ads.

### Which is updated more often, Marble Block or UFO Out?

Marble Block ships an update every 3 days, and UFO Out weekly. Most recently, Marble Block was updated on October 7, 2026 and UFO Out on October 24, 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.*