# Hydro Coach vs Simple Hydration Tracker

The clearest difference is monetization model: Simple Hydration Tracker at free with in-app purchases against Hydro Coach's subscription. Simple Hydration Tracker also leads on review sentiment (100% vs 64%) and rating (5.0 vs 4.7). Hydro Coach's advantage is ads (none vs shown) and ratings volume (950 vs 1). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Hydro Coach sells 12 in-app purchases, starting at $2.99 per month and Simple Hydration Tracker sells 2 in-app purchases, starting at $1.49 per month. Whichever you choose, the download price is not the number that matters.

Simple Hydration Tracker holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Hydro Coach has 950 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 64% of Hydro Coach's written reviews are positive against 100% of Simple Hydration Tracker's.

Hydro Coach ships an update monthly, Simple Hydration Tracker every 4 weeks. The most recent releases landed on September 27, 2026 and June 4, 2026 respectively.

## The numbers

| Metric | Hydro Coach | Simple Hydration Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (950 ratings)](https://appshunter.io/ios/app/hydro-coach-hydration-app/id1459692731/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/simple-hydration-tracker/id6447656377/reviews)** |
| Number of ratings | **950** | 1 |
| Positive reviews | 63.8% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 4 weeks** |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 32 MB | 51 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Wired Betterment](https://appshunter.io/developer/954911326) | [NAOYA ONO](https://appshunter.io/developer/1530328146) |

## What reviewers say

### Hydro Coach

[App page](https://appshunter.io/ios/app/hydro-coach-hydration-app/id1459692731)

This app helps you stay hydrated by calculating your personalized daily water intake needs. It sends smart reminders and allows you to track your progress with various drink types and insightful statistics. Achieve hydration goals and unlock fun achievements.

**Highlights:** Personalized intake calculation, Smart drink reminders, Record daily intake, Various drink types, Stats & History, Integrates with Apple Health, Lifetime Sea Creature Status

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (Monthly) | $2.99 | per month |
| Premium (Monthly) | $2.99 | per month |
| Premium (Yearly) | $9.99 | per year |
| Premium (Yearly) | $9.99 | per year |
| Premium (Yearly) | $19.99 | per year |
| Premium (Yearly) | $19.99 | per year |
| Premium (Yearly) | $19.99 | per year |
| Premium (Yearly) | $19.99 | per year |
| Premium (Yearly) | $29.99 | per year |
| Premium (Yearly) | $29.99 | per year |
| Premium (Lifetime) | $8.99 | one-time |
| Premium (Lifetime) | $24.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 💧 Helps track water intake
- 🎉 Motivating and fun
- 🔍 Accurate hydration tracking
- 🤖 Intelligent reminders

**What reviewers complain about**

- 💰 Subscription required for full features
- 🔒 Limited customization without premium
- 🤔 Unclear premium benefits
- 🙄 Frequent premium upsells
- 🤖 Rigid reminder system

**Reported bugs**

- App crashes on launch for some users
- Premium subscription issues (not recognized)
- Syncing problems with other devices

**Requested features**

- Add custom drink options
- Allow setting custom reminder times
- Integrate with fitness trackers
- Provide more detailed hydration analytics
- Add Apple Watch app support


### Simple Hydration Tracker

[App page](https://appshunter.io/ios/app/simple-hydration-tracker/id6447656377)

Easily log your daily water intake by selecting beverages, amounts, and times. Review your hydration habits with weekly and monthly charts. Add past entries and customize drink options for a stress-free experience.

**Highlights:** Easy drink logging, Add past entries, Weekly/monthly analysis charts, Customizable drink list, No login required

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Plan | $1.49 | per month |
| Support Developer | $0.99 | one-time |


## Frequently asked questions

### Is Hydro Coach free?

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

### Is Simple Hydration Tracker free?

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

### Which has better reviews, Hydro Coach or Simple Hydration Tracker?

Simple Hydration Tracker is rated higher. Hydro Coach averages 4.7 out of 5 from 950 ratings, while Simple Hydration Tracker averages 5.0 from 1 ratings.

### Do Hydro Coach or Simple Hydration Tracker have ads?

Simple Hydration Tracker shows ads; Hydro Coach does not.

### Which is updated more often, Hydro Coach or Simple Hydration Tracker?

Hydro Coach ships an update monthly, and Simple Hydration Tracker every 4 weeks. Most recently, Hydro Coach was updated on September 27, 2026 and Simple Hydration Tracker on June 4, 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.*