# 排尿日誌 vs Hydrate or Yellow

The clearest difference is ads: Hydrate or Yellow at none against 排尿日誌's shown. 排尿日誌's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.0). 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.

## The numbers

| Metric | 排尿日誌 | Hydrate or Yellow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | — | Every 2 days |
| Size | 42 MB | 21 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [KINTARO HASEGAWA](https://appshunter.io/developer/1896495768) | [Qingdao Fangzi Xingyuan Cultural and Creative Co., Ltd.](https://appshunter.io/developer/1896553414) |

## What reviewers say

### 排尿日誌

[App page](https://appshunter.io/ios/app/id6767645575)

**Features:** macOS Compatibility

**In-app purchases:** none


### Hydrate or Yellow

[App page](https://appshunter.io/ios/app/hydrate-or-yellow/id6782308102)

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

**In-app purchases:** none


## Frequently asked questions

### Is 排尿日誌 free?

排尿日誌 is free to download, with no in-app purchases.

### Is Hydrate or Yellow free?

Hydrate or Yellow is free to download, with no in-app purchases.

### Do 排尿日誌 or Hydrate or Yellow have ads?

排尿日誌 shows ads; Hydrate or Yellow does not.

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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.*