# 도전다이어트 vs Off It

The clearest difference is device support: Off It at 3 against 도전다이어트's 1. On price, update cadence, 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.

도전다이어트 ships an update every 2 weeks, Off It every 3 weeks. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 도전다이어트 | Off It |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Size | 95 MB | 22 MB |
| Requires iOS | 16.5 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [spsholdings](https://appshunter.io/developer/1713671248) | [UI CHAN HONG](https://appshunter.io/developer/1486499087) |

## What reviewers say

### 도전다이어트

[App page](https://appshunter.io/ios/app/id6470971108)

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

**In-app purchases:** none


### Off It

[App page](https://appshunter.io/ios/app/off-it-find-your-time/id6788609459)

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

**In-app purchases:** none


## Frequently asked questions

### Is 도전다이어트 free?

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

### Is Off It free?

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

### Do 도전다이어트 or Off It have ads?

Neither 도전다이어트 nor Off It shows ads.

### Which is updated more often, 도전다이어트 or Off It?

도전다이어트 ships an update every 2 weeks, and Off It every 3 weeks. Most recently, 도전다이어트 was updated on October 30, 2026 and Off It on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*