# 오상 vs abc world

The clearest difference is in-app purchases: abc world at none against 오상's 1. abc world also leads on ads (none vs shown) and update cadence (weekly vs fortnightly). On price and device support there is nothing between them.

Both are free to download. 오상 sells 1 one-off in-app purchase. abc world asks for nothing beyond the download.

오상 ships an update fortnightly, abc world weekly. The most recent releases landed on November 12, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | 오상 | abc world |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Weekly** |
| Size | 8 MB | 41 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Byeongjin Lee](https://appshunter.io/developer/1448019552) | [주식회사 위대한사람들](https://appshunter.io/developer/1848804123) |

## What reviewers say

### 오상

[App page](https://appshunter.io/ios/app/id6747658431)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 커피 한 잔 | $2.99 | one-time |


### abc world

[App page](https://appshunter.io/ios/app/abc-world/id6776104493)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 오상 free?

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

### Is abc world free?

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

### Do 오상 or abc world have ads?

오상 shows ads; abc world does not.

### Which is updated more often, 오상 or abc world?

오상 ships an update fortnightly, and abc world weekly. Most recently, 오상 was updated on November 12, 2026 and abc world on November 13, 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.*