# 쓰임 vs OOA 오오아

The clearest difference is update cadence: OOA 오오아 at every 2 months against 쓰임's every 5 months. 쓰임's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.0). On price, ads and in-app purchases there is nothing between them.

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

쓰임 ships an update every 5 months, OOA 오오아 every 2 months. The most recent releases landed on October 25, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | 쓰임 | OOA 오오아 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Size | 23 MB | 74 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [SSUEIM OF LIFE CO.,LTD](https://appshunter.io/developer/1531068032) | [주식회사 오오아](https://appshunter.io/developer/1651174712) |

## What reviewers say

### 쓰임

[App page](https://appshunter.io/ios/app/id1531068030)

**Features:** macOS Compatibility

**In-app purchases:** none


### OOA 오오아

[App page](https://appshunter.io/ios/app/ooa/id6443980790)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 쓰임 free?

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

### Is OOA 오오아 free?

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

### Do 쓰임 or OOA 오오아 have ads?

Neither 쓰임 nor OOA 오오아 shows ads.

### Which is updated more often, 쓰임 or OOA 오오아?

쓰임 ships an update every 5 months, and OOA 오오아 every 2 months. Most recently, 쓰임 was updated on October 25, 2026 and OOA 오오아 on October 27, 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.*