# 가자가자 vs useless

The clearest difference is in-app purchases: 가자가자 at none against useless's 1. 가자가자 also leads on iOS requirement (10.0 vs 16.4). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. useless sells 1 in-app purchase, starting at $1.99 per month. 가자가자 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 가자가자 | useless |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Size | 36 MB | 124 MB |
| Requires iOS | **10.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Swing2App Co. Ltd.](https://appshunter.io/developer/573223450) | [Harim Jang](https://appshunter.io/developer/6819482306) |

## What reviewers say

### 가자가자

[App page](https://appshunter.io/ios/app/id1556195927)

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

**In-app purchases:** none


### useless

[App page](https://appshunter.io/ios/app/useless/id6751174681)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| useless Plus | $1.99 | per month |


## Frequently asked questions

### Is 가자가자 free?

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

### Is useless free?

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

### Do 가자가자 or useless have ads?

Neither 가자가자 nor useless shows ads.

### Which is updated more often, 가자가자 or useless?

가자가자 ships an update every 3 weeks, and useless every 3 weeks. Most recently, 가자가자 was updated on November 7, 2026 and useless on October 30, 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.*