# GlucoWatch vs Glucose Smash CGM tracker

The clearest difference is rating: Glucose Smash CGM tracker at 5.0 against GlucoWatch's 3.6. Glucose Smash CGM tracker also leads on in-app purchases (none vs 4) and update cadence (every 4 days vs every 10 days). GlucoWatch's advantage is ratings volume (208 vs 4) and iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. GlucoWatch sells 4 one-off in-app purchases. Glucose Smash CGM tracker asks for nothing beyond the download.

Glucose Smash CGM tracker holds the better App Store score, 5.0 against 3.6. That said, the two scores are not equally well evidenced: GlucoWatch has 208 ratings behind it against 4, so its average is the more settled of the two.

GlucoWatch ships an update every 10 days, Glucose Smash CGM tracker every 4 days. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | GlucoWatch | Glucose Smash CGM tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (208 ratings)](https://appshunter.io/ios/app/glucowatch/id1609222678/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/glucose-smash-cgm-tracker/id6755075982/reviews)** |
| Number of ratings | **208** | 4 |
| Positive reviews | 69.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 4 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 28 MB | 41 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, Mac |
| Age rating | 4+ | 12+ |
| Developer | [Denis Labaste](https://appshunter.io/developer/955405024) | [lawrence SHIH](https://appshunter.io/developer/654836381) |

## What reviewers say

### 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


### Glucose Smash CGM tracker

[App page](https://appshunter.io/ios/app/glucose-smash-cgm-tracker/id6755075982)

This app provides a fun and flexible way to monitor blood sugar levels using Freestyle Libre sensors. It offers customizable widgets, goal setting, and a calendar view for easy data access. Earn awards for achieving your glucose targets.

**Highlights:** Widgets for lock-screen and standby mode, iPad native version, Calibrate sensor readings, Set custom glucose goals, Calendar view for historical data, Earn awards for progress

**In-app purchases:** none


## Frequently asked questions

### Is GlucoWatch free?

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

### Is Glucose Smash CGM tracker free?

Glucose Smash CGM tracker is free to download, with no in-app purchases.

### Which has better reviews, GlucoWatch or Glucose Smash CGM tracker?

Glucose Smash CGM tracker is rated higher. GlucoWatch averages 3.6 out of 5 from 208 ratings, while Glucose Smash CGM tracker averages 5.0 from 4 ratings.

### Do GlucoWatch or Glucose Smash CGM tracker have ads?

Neither GlucoWatch nor Glucose Smash CGM tracker shows ads.

### Which is updated more often, GlucoWatch or Glucose Smash CGM tracker?

GlucoWatch ships an update every 10 days, and Glucose Smash CGM tracker every 4 days. Most recently, GlucoWatch was updated on October 30, 2026 and Glucose Smash CGM tracker on October 24, 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.*