# Water Tracker vs Hydro

The clearest difference is ads: Hydro at none against Water Tracker's shown. Water Tracker's advantage is iOS requirement (14.1 vs 18.6). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Water Tracker sells 10 in-app purchases, starting at $1.99 per 7 days and Hydro sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Water Tracker ships an update monthly, Hydro every 6 weeks. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Water Tracker | Hydro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (18 ratings)](https://appshunter.io/ios/app/water-tracker-hydrotrack/id1568240393/reviews)** | — |
| Number of ratings | **18** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 6 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 42 MB | 12 MB |
| Requires iOS | **14.1** | 18.6 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Zeeshan Ahmad](https://appshunter.io/developer/1726312178) | [Andre Destro](https://appshunter.io/developer/850379919) |

## What reviewers say

### Water Tracker

[App page](https://appshunter.io/ios/app/water-tracker-hydrotrack/id1568240393)

This app helps you track your daily water intake with personalized goals and smart reminders. It logs various beverages, visualizes your progress, and integrates with Apple Health. Stay hydrated and build healthy habits with this intuitive hydration assistant.

**Highlights:** Personalized water goals, Smart drink reminders, Hydration history tracking, Customizable drink logging, Apple Health integration, Metric and imperial units

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $1.99 | per 7 days |
| Weekly Premium | $1.99 | per 7 days |
| Monthly Premium | $2.99 | per month |
| Monthly Premium | $2.99 | per month |
| Monthly Pro Access | $3.99 | per month |
| Yearly Premium | $9.99 | per year |
| Yearly Premium | $16.99 | per year |
| Yearly Premium | $16.99 | per year |
| Yearly Pro Access | $23.99 | per year |
| Lifetime Premium | $23.99 | one-time |


### Hydro

[App page](https://appshunter.io/ios/app/hydro-water-tracker/id6761480955)

**Features:** macOS Compatibility, Family Sharing, Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hydro Premium (Monthly) | $1.99 | per month |
| Hydro Premium (Yearly) | $9.99 | per year |


## Frequently asked questions

### Is Water Tracker free?

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

### Is Hydro free?

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

### Do Water Tracker or Hydro have ads?

Water Tracker shows ads; Hydro does not.

### Which is updated more often, Water Tracker or Hydro?

Water Tracker ships an update monthly, and Hydro every 6 weeks. Most recently, Water Tracker was updated on November 3, 2026 and Hydro on November 5, 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.*