# Water Note vs おみず シンプル水分記録

The clearest difference is in-app purchases: おみず シンプル水分記録 at none against Water Note's 1. おみず シンプル水分記録 also leads on ads (none vs shown). Water Note's advantage is iOS requirement (13.0 vs 15.1). On price, update cadence and device support there is nothing between them.

Both are free to download. Water Note sells 1 in-app purchase, starting at $1.99 per month. おみず シンプル水分記録 asks for nothing beyond the download.

Water Note ships an update weekly, おみず シンプル水分記録 every 5 days. The most recent releases landed on October 25, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Water Note | おみず シンプル水分記録 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Every 5 days** |
| Size | 42 MB | 44 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TAKERU YAMASHITA](https://appshunter.io/developer/1868149381) | [Ryotaro Shimada](https://appshunter.io/developer/1799537291) |

## What reviewers say

### Water Note

[App page](https://appshunter.io/ios/app/water-note-hydration-tracker/id6757661748)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Plan | $1.99 | per month |


### おみず シンプル水分記録

[App page](https://appshunter.io/ios/app/id6761106954)

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

**In-app purchases:** none


## Frequently asked questions

### Is Water Note free?

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

### Is おみず シンプル水分記録 free?

おみず シンプル水分記録 is free to download, with no in-app purchases.

### Do Water Note or おみず シンプル水分記録 have ads?

Water Note shows ads; おみず シンプル水分記録 does not.

### Which is updated more often, Water Note or おみず シンプル水分記録?

Water Note ships an update weekly, and おみず シンプル水分記録 every 5 days. Most recently, Water Note was updated on October 25, 2026 and おみず シンプル水分記録 on November 6, 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.*