# 水分補給リマインダー＆記録 vs みずたま

The clearest difference is in-app purchases: みずたま at none against 水分補給リマインダー＆記録's 2. みずたま also leads on update cadence (every 4 days vs every 5 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 水分補給リマインダー＆記録 sells 2 in-app purchases, starting at $1.99 per month. みずたま asks for nothing beyond the download.

水分補給リマインダー＆記録 ships an update every 5 weeks, みずたま every 4 days. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 水分補給リマインダー＆記録 | みずたま |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 4 days** |
| Monetization | — | Free |
| Size | 2 MB | 64 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [shuhei nomura](https://appshunter.io/developer/1832987960) | [Hayato Tsuchikawa](https://appshunter.io/developer/1863967283) |

## What reviewers say

### 水分補給リマインダー＆記録

[App page](https://appshunter.io/ios/app/mizu/id6755570434)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン（月額） | $1.99 | per month |
| プレミアムプラン（年額） | $14.99 | per year |


### みずたま

[App page](https://appshunter.io/ios/app/id6765880982)

This app helps you stay hydrated by tracking your water intake with a cute, interactive companion. It gamifies the process with a character that reacts to your progress, making hydration fun and motivating. Enjoy a visually pleasing and minimalist experience focused solely on water consumption.

**Highlights:** Interactive character that reacts to hydration progress, Customizable reminders, Home screen widgets, Daily, weekly, and monthly statistics, Streak tracking, Preset drink registration, Data privacy focused

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

**In-app purchases:** none


## Frequently asked questions

### Is 水分補給リマインダー＆記録 free?

水分補給リマインダー＆記録 is free to download, with in-app purchases available.

### Is みずたま free?

みずたま is free to download, with no in-app purchases.

### Do 水分補給リマインダー＆記録 or みずたま have ads?

Neither 水分補給リマインダー＆記録 nor みずたま shows ads.

### Which is updated more often, 水分補給リマインダー＆記録 or みずたま?

水分補給リマインダー＆記録 ships an update every 5 weeks, and みずたま every 4 days. Most recently, 水分補給リマインダー＆記録 was updated on October 25, 2026 and みずたま on October 31, 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.*