# Simple Hydration Tracker vs fufu～ふふ～

The clearest difference is in-app purchases: fufu～ふふ～ at none against Simple Hydration Tracker's 2. fufu～ふふ～ also leads on ads (none vs shown). Simple Hydration Tracker's advantage is update cadence (every 4 weeks vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Simple Hydration Tracker sells 2 in-app purchases, starting at $1.49 per month. fufu～ふふ～ asks for nothing beyond the download.

Simple Hydration Tracker ships an update every 4 weeks, fufu～ふふ～ every 2 months. The most recent releases landed on October 5, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Simple Hydration Tracker | fufu～ふふ～ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/simple-hydration-tracker/id6447656377/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 4 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 51 MB | 29 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [NAOYA ONO](https://appshunter.io/developer/1530328146) | [株式会社EPARKリラク&エステ](https://appshunter.io/developer/1096509136) |

## What reviewers say

### Simple Hydration Tracker

[App page](https://appshunter.io/ios/app/simple-hydration-tracker/id6447656377)

Easily log your daily water intake by selecting beverages, amounts, and times. Review your hydration habits with weekly and monthly charts. Add past entries and customize drink options for a stress-free experience.

**Highlights:** Easy drink logging, Add past entries, Weekly/monthly analysis charts, Customizable drink list, No login required

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Plan | $1.49 | per month |
| Support Developer | $0.99 | one-time |


### fufu～ふふ～

[App page](https://appshunter.io/ios/app/fufu/id6451408287)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Simple Hydration Tracker free?

Simple Hydration Tracker is free to download, with in-app purchases available.

### Is fufu～ふふ～ free?

fufu～ふふ～ is free to download, with no in-app purchases.

### Do Simple Hydration Tracker or fufu～ふふ～ have ads?

Simple Hydration Tracker shows ads; fufu～ふふ～ does not.

### Which is updated more often, Simple Hydration Tracker or fufu～ふふ～?

Simple Hydration Tracker ships an update every 4 weeks, and fufu～ふふ～ every 2 months. Most recently, Simple Hydration Tracker was updated on October 5, 2026 and fufu～ふふ～ on October 8, 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.*