# CosmeB vs ROSDIA

The clearest difference is update cadence: CosmeB at every 4 weeks against ROSDIA's every 12 months. On price, in-app purchases and iOS requirement there is nothing between them.

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

CosmeB ships an update every 4 weeks, ROSDIA every 12 months. Both last shipped on October 10, 2026.

## The numbers

| Metric | CosmeB | ROSDIA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Update frequency | **Every 4 weeks** | Every 12 months |
| Size | 103 MB | 60 MB |
| Requires iOS | **15.0** | 15.1 |
| Age rating | 4+ | 17+ |
| Developer | [CosmeB Company Limited](https://appshunter.io/developer/1749689034) | [ABAHA GLOBAL JOINT STOCK COMPANY](https://appshunter.io/developer/1704610891) |

## What reviewers say

### CosmeB

[App page](https://appshunter.io/ios/app/cosmeb/id6503634777)

**In-app purchases:** none


### ROSDIA

[App page](https://appshunter.io/ios/app/rosdia/id6738414344)

**In-app purchases:** none


## Frequently asked questions

### Is CosmeB free?

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

### Is ROSDIA free?

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

### Which is updated more often, CosmeB or ROSDIA?

CosmeB ships an update every 4 weeks, and ROSDIA every 12 months. Most recently, CosmeB was updated on October 10, 2026 and ROSDIA on October 10, 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.*