# Kozmoz vs DMM 4

The clearest difference is update cadence: DMM 4 at weekly against Kozmoz's every 2 months. 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.

Kozmoz ships an update every 2 months, DMM 4 weekly. The most recent releases landed on October 8, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Kozmoz | DMM 4 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Size | 34 MB | 53 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kozmoz ehf.](https://appshunter.io/developer/1714404303) | [DMM Lausnir ehf.](https://appshunter.io/developer/1508635399) |

## What reviewers say

### Kozmoz

[App page](https://appshunter.io/ios/app/kozmoz/id6470901637)

**Features:** macOS Compatibility

**In-app purchases:** none


### DMM 4

[App page](https://appshunter.io/ios/app/dmm-4/id6514315753)

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

**In-app purchases:** none


## Frequently asked questions

### Is Kozmoz free?

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

### Is DMM 4 free?

DMM 4 is free to download, with no in-app purchases.

### Do Kozmoz or DMM 4 have ads?

Neither Kozmoz nor DMM 4 shows ads.

### Which is updated more often, Kozmoz or DMM 4?

Kozmoz ships an update every 2 months, and DMM 4 weekly. Most recently, Kozmoz was updated on October 8, 2026 and DMM 4 on October 25, 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.*