# Water Tracker ۬ vs HydroFlow Ocean

The clearest difference is in-app purchases: Water Tracker ۬ at none against HydroFlow Ocean's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. HydroFlow Ocean sells 1 one-off in-app purchase. Water Tracker ۬ asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 5 weeks. The most recent releases landed on October 8, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Water Tracker ۬ | HydroFlow Ocean |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/hydroflow-ocean/id6794131333/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | Every 5 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 46 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 4+ | 12+ |
| Developer | [Draunt LLC](https://appshunter.io/developer/1067629917) | [Ningzhe Wen](https://appshunter.io/developer/6794131335) |

## What reviewers say

### Water Tracker ۬

[App page](https://appshunter.io/ios/app/water-tracker/id6747019078)

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

**In-app purchases:** none


### HydroFlow Ocean

[App page](https://appshunter.io/ios/app/hydroflow-ocean/id6794131333)

This app transforms daily water intake into a growing virtual ocean filled with collectible marine creatures. Track your hydration, earn achievements, and visualize your progress with interactive widgets and Apple Watch integration.

**Highlights:** One-tap water logging, Living ocean visualization, Collectible marine creatures, Daily and weekly analytics, Home screen widget, Apple Watch integration, Optional Apple Health sync

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HydroFlow Pro | $3.99 | one-time |


## Frequently asked questions

### Is Water Tracker ۬ free?

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

### Is HydroFlow Ocean free?

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

### Do Water Tracker ۬ or HydroFlow Ocean have ads?

Neither Water Tracker ۬ nor HydroFlow Ocean shows ads.

### Which is updated more often, Water Tracker ۬ or HydroFlow Ocean?

Water Tracker ۬ ships an update every 5 weeks, and HydroFlow Ocean every 5 weeks. Most recently, Water Tracker ۬ was updated on October 8, 2026 and HydroFlow Ocean on October 7, 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.*