# inOut Tracker vs Just Water Tracker

The clearest difference is in-app purchases: inOut Tracker at none against Just Water Tracker's 3. Just Water Tracker's advantage is update cadence (every 2 weeks vs every 2 months) and iOS requirement (13.0 vs 15.4). On price, review sentiment, 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. inOut Tracker asks for nothing beyond the download.

inOut Tracker ships an update every 2 months, Just Water Tracker every 2 weeks. The most recent releases landed on September 15, 2026 and August 25, 2026 respectively.

## The numbers

| Metric | inOut Tracker | Just Water Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/inout-tracker/id1637413709/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | **Free** | Freemium |
| Size | 3 MB | 33 MB |
| Requires iOS | 15.4 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sebastian Whitfield](https://appshunter.io/developer/1637413711) | [Seref Can](https://appshunter.io/developer/1752083902) |

## What reviewers say

### inOut Tracker

[App page](https://appshunter.io/ios/app/inout-tracker/id1637413709)

Monitor your daily water intake and output with detailed logging options. Receive timely notifications to maintain optimal hydration levels and prevent fatigue. Features customizable targets, quick entry options, and historical data review.

**Highlights:** Customizable daily hydration targets, Log water inputs and outputs, Quick entry customization, Daily intake and average summaries, Hydration reminder notifications, History view of logs

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is inOut Tracker free?

inOut Tracker is free to download, with no in-app purchases.

### Is Just Water Tracker free?

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

### Do inOut Tracker or Just Water Tracker have ads?

Neither inOut Tracker nor Just Water Tracker shows ads.

### Which is updated more often, inOut Tracker or Just Water Tracker?

inOut Tracker ships an update every 2 months, and Just Water Tracker every 2 weeks. Most recently, inOut Tracker was updated on September 15, 2026 and Just Water Tracker on August 25, 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.*