# Mizu Nomuo vs Stretch Timer Interval HIIT

The clearest difference is update cadence: Stretch Timer Interval HIIT at every 2 weeks against Mizu Nomuo's every 4 months. Mizu Nomuo's advantage is ratings volume (42 vs 2). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. Mizu Nomuo sells 1 one-off in-app purchase and Stretch Timer Interval HIIT sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.6 for Mizu Nomuo against 4.5 for Stretch Timer Interval HIIT. That said, the two scores are not equally well evidenced: Mizu Nomuo has 42 ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 78% of Mizu Nomuo's written reviews are positive against 75% of Stretch Timer Interval HIIT's.

Mizu Nomuo ships an update every 4 months, Stretch Timer Interval HIIT every 2 weeks. The most recent releases landed on September 18, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Mizu Nomuo | Stretch Timer Interval HIIT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (42 ratings)](https://appshunter.io/ios/app/mizu-nomuo-water-tracking/id908062907/reviews)** | [4.5 (2 ratings)](https://appshunter.io/ios/app/stretch-timer-interval-hiit/id6482106910/reviews) |
| Number of ratings | **42** | 2 |
| Positive reviews | **78.4% of reviews** | 75.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 31 MB | 192 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [mitsuhiro nara](https://appshunter.io/developer/908062910) | [NilCraft Inc.](https://appshunter.io/developer/458823527) |

## What reviewers say

### Mizu Nomuo

[App page](https://appshunter.io/ios/app/mizu-nomuo-water-tracking/id908062907)

This app helps you build a daily hydration habit by tracking your water intake. It features a cute character that changes based on your progress, making it fun to stay hydrated. Set daily goals and monitor your progress with historical data and statistics.

**Highlights:** Track daily moisture replenishment, View water supply history, Cute character companion, Calendar with daily progress stamps, Statistical data analysis, Set hydration goals

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $3.99 | one-time |


### Stretch Timer Interval HIIT

[App page](https://appshunter.io/ios/app/stretch-timer-interval-hiit/id6482106910)

This app helps you build and maintain a consistent stretching routine. Customize your workouts with adjustable sets and times, track your progress with a calendar view, and enjoy a user-friendly interface with dark mode support. It's designed to make daily stretching an effortless habit.

**Highlights:** Customizable sets and times, Multiple stretching menus, Calendar history view, Adjustable sound effects, Dark mode support, Automatic backup (premium)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Features | $3.99 | per month |
| Premium features | $39.99 | per year |


## Frequently asked questions

### Is Mizu Nomuo free?

Mizu Nomuo is free to download, with in-app purchases available.

### Is Stretch Timer Interval HIIT free?

Stretch Timer Interval HIIT is free to download, with in-app purchases available.

### Which has better reviews, Mizu Nomuo or Stretch Timer Interval HIIT?

Mizu Nomuo is rated higher. Mizu Nomuo averages 4.6 out of 5 from 42 ratings, while Stretch Timer Interval HIIT averages 4.5 from 2 ratings.

### Do Mizu Nomuo or Stretch Timer Interval HIIT have ads?

Both Mizu Nomuo and Stretch Timer Interval HIIT show ads.

### Which is updated more often, Mizu Nomuo or Stretch Timer Interval HIIT?

Mizu Nomuo ships an update every 4 months, and Stretch Timer Interval HIIT every 2 weeks. Most recently, Mizu Nomuo was updated on September 18, 2026 and Stretch Timer Interval HIIT on September 23, 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.*