# Just Water Tracker vs My Interval Timer

The clearest difference is in-app purchases: My Interval Timer at none against Just Water Tracker's 3. My Interval Timer also leads on update cadence (every 2 days vs every 2 weeks). Just Water Tracker's advantage is iOS requirement (13.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. Just Water Tracker sells 3 in-app purchases, starting at $0.99 per month. My Interval Timer asks for nothing beyond the download.

Just Water Tracker ships an update every 2 weeks, My Interval Timer every 2 days. The most recent releases landed on September 23, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Just Water Tracker | My Interval Timer |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Monetization | Freemium | — |
| Size | 33 MB | 3 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Seref Can](https://appshunter.io/developer/1752083902) | [Philip Hazelwood](https://appshunter.io/developer/1626264984) |

## What reviewers say

### Just Water Tracker

[App page](https://appshunter.io/ios/app/just-water-tracker/id6740615087)

Easily monitor your daily water consumption with a clean and intuitive interface. Set personalized hydration goals, track your progress with simple statistics, and earn achievement badges to stay motivated. Enjoy an ad-free experience and advanced insights with premium features.

**Highlights:** One-tap water logging, Customizable daily goals, Progress tracking statistics, Achievement badges, Daily progress visualization, Undo feature

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Water Tracker Premium Monthly | $0.99 | per month |
| Water Tracker Premium Yearly | $4.99 | per year |
| Water Tracker Premium Lifetime | $9.99 | one-time |


### My Interval Timer

[App page](https://appshunter.io/ios/app/my-interval-timer/id6753643301)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Just Water Tracker free?

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

### Is My Interval Timer free?

My Interval Timer is free to download, with no in-app purchases.

### Do Just Water Tracker or My Interval Timer have ads?

Neither Just Water Tracker nor My Interval Timer shows ads.

### Which is updated more often, Just Water Tracker or My Interval Timer?

Just Water Tracker ships an update every 2 weeks, and My Interval Timer every 2 days. Most recently, Just Water Tracker was updated on September 23, 2026 and My Interval Timer on September 29, 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.*