# Hey! Hydrate! vs GlucoWatch

The clearest difference is price: GlucoWatch at Free against Hey! Hydrate!'s $0.99. GlucoWatch also leads on iOS requirement (15.0 vs 17.6). Hey! Hydrate!'s advantage is in-app purchases (none vs 4). On update cadence, ads and device support there is nothing between them.

GlucoWatch is free to download; Hey! Hydrate! costs $0.99 up front. GlucoWatch sells 4 one-off in-app purchases. Hey! Hydrate! asks for nothing beyond the download.

Hey! Hydrate! ships an update every 9 days, GlucoWatch every 10 days. The most recent releases landed on October 11, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Hey! Hydrate! | GlucoWatch |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[3.6 (207 ratings)](https://appshunter.io/ios/app/glucowatch/id1609222678/reviews)** |
| Number of ratings | — | **207** |
| Positive reviews | — | 69.4% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 10 days |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 28 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Nifty Tree Studios](https://appshunter.io/developer/1502380350) | [Denis Labaste](https://appshunter.io/developer/955405024) |

## What reviewers say

### Hey! Hydrate!

[App page](https://appshunter.io/ios/app/hey-hydrate/id1600285038)

**In-app purchases:** none


### GlucoWatch

[App page](https://appshunter.io/ios/app/glucowatch/id1609222678)

This app displays real-time glucose data from compatible sensors directly on your Apple Watch face. It offers convenient and discreet monitoring for users of Abbott's FreeStyle Libre 2 and Libre 3 sensors.

**Highlights:** Real-time glucose data display, Apple Watch face integration, Compatible with FreeStyle Libre 2 & 3, Discreet monitoring, Uses LibreLinkUp app data

**Features:** Apple Watch app

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sympathetic donation | $4.00 | one-time |
| Generous donation | $9.00 | one-time |
| Incredible donation | $18.00 | one-time |
| Legendary donation | $45.00 | one-time |

**What reviewers like**

- 🚀 Seamless integration with Apple Watch
- 👍 Convenient blood glucose monitoring
- 🤩 Helpful for managing diabetes
- 🙌 Reliable and accurate readings
- 💻 Easy to set up and use

**What reviewers complain about**

- 🐛 Occasional connection issues
- ⏱️ Delayed updates on watch face
- 🔍 Difficulty finding app on watch
- 🔧 Needs better instructions/support

**Reported bugs**

- App not showing up on watch
- Disconnection issues after updates
- Apple Health sync not working

**Requested features**

- Automatic Apple Health sync
- Customizable alert thresholds
- Larger font size on watch face
- Direct sensor reading without phone


## Frequently asked questions

### Is Hey! Hydrate! free?

Hey! Hydrate! costs $0.99, with no in-app purchases.

### Is GlucoWatch free?

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

### Do Hey! Hydrate! or GlucoWatch have ads?

Neither Hey! Hydrate! nor GlucoWatch shows ads.

### Which is updated more often, Hey! Hydrate! or GlucoWatch?

Hey! Hydrate! ships an update every 9 days, and GlucoWatch every 10 days. Most recently, Hey! Hydrate! was updated on October 11, 2026 and GlucoWatch on October 21, 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.*