# Smart Workout Timer vs Mizu Water Tracker Hydration

The clearest difference is in-app purchases: Smart Workout Timer at none against Mizu Water Tracker Hydration's 2. Mizu Water Tracker Hydration's advantage is update cadence (fortnightly vs every 5 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Mizu Water Tracker Hydration sells 2 in-app purchases, starting at $9.99 per 7 days. Smart Workout Timer asks for nothing beyond the download.

Smart Workout Timer ships an update every 5 weeks, Mizu Water Tracker Hydration fortnightly. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Smart Workout Timer | Mizu Water Tracker Hydration |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Size | 5 MB | 1 MB |
| Requires iOS | 18.2 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hitfire Production AB](https://appshunter.io/developer/1517601288) | [Oleskii Novikov](https://appshunter.io/developer/1645062194) |

## What reviewers say

### Smart Workout Timer

[App page](https://appshunter.io/ios/app/smart-workout-timer-hiit/id6756226974)

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

**In-app purchases:** none


### Mizu Water Tracker Hydration

[App page](https://appshunter.io/ios/app/mizu-water-tracker-hydration/id6760842322)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mizu Pro Weekly | $9.99 | per 7 days |
| Mizu Pro Annual | $49.99 | per year |


## Frequently asked questions

### Is Smart Workout Timer free?

Smart Workout Timer is free to download, with no in-app purchases.

### Is Mizu Water Tracker Hydration free?

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

### Do Smart Workout Timer or Mizu Water Tracker Hydration have ads?

Neither Smart Workout Timer nor Mizu Water Tracker Hydration shows ads.

### Which is updated more often, Smart Workout Timer or Mizu Water Tracker Hydration?

Smart Workout Timer ships an update every 5 weeks, and Mizu Water Tracker Hydration fortnightly. Most recently, Smart Workout Timer was updated on October 28, 2026 and Mizu Water Tracker Hydration on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*