# Diet Diary DaDa vs 라운드제로(RoundZero)

The clearest difference is ads: 라운드제로(RoundZero) at none against Diet Diary DaDa's shown. 라운드제로(RoundZero) also leads on update cadence (every 4 days vs every 3 weeks) and device support (3 vs 1). On price 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.

Diet Diary DaDa ships an update every 3 weeks, 라운드제로(RoundZero) every 4 days. The most recent releases landed on September 17, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Diet Diary DaDa | 라운드제로(RoundZero) |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Size | 4 MB | 51 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Seonggon Sim](https://appshunter.io/developer/1565259950) | [kwang min bae](https://appshunter.io/developer/1867694419) |

## What reviewers say

### Diet Diary DaDa

[App page](https://appshunter.io/ios/app/diet-diary-dada-weight-log/id6499539149)

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

**In-app purchases:** none


### 라운드제로(RoundZero)

[App page](https://appshunter.io/ios/app/roundzero/id6757588010)

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

**In-app purchases:** none


## Frequently asked questions

### Is Diet Diary DaDa free?

Diet Diary DaDa is free to download, with no in-app purchases.

### Is 라운드제로(RoundZero) free?

라운드제로(RoundZero) is free to download, with no in-app purchases.

### Do Diet Diary DaDa or 라운드제로(RoundZero) have ads?

Diet Diary DaDa shows ads; 라운드제로(RoundZero) does not.

### Which is updated more often, Diet Diary DaDa or 라운드제로(RoundZero)?

Diet Diary DaDa ships an update every 3 weeks, and 라운드제로(RoundZero) every 4 days. Most recently, Diet Diary DaDa was updated on September 17, 2026 and 라운드제로(RoundZero) on September 29, 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.*