# Dexcom G6 vs FreeStyle Libre 3

The clearest difference is rating: Dexcom G6 at 3.1 against FreeStyle Libre 3's 2.4. Dexcom G6 also leads on review sentiment (34% vs 12%). FreeStyle Libre 3's advantage is chart position (#38 vs unranked) and iOS requirement (15.5 vs 18.6). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Dexcom G6 holds the better App Store score, 3.1 against 2.4. Both are backed by a comparable volume of ratings — 9K and 6K respectively. Written reviews point the same way: 34% of Dexcom G6's written reviews are positive against 12% of FreeStyle Libre 3's.

Dexcom G6 ships an update every 4 months, FreeStyle Libre 3 every 5 months. The most recent releases landed on September 23, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Dexcom G6 | FreeStyle Libre 3 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.1 (9K ratings)](https://appshunter.io/ios/app/dexcom-g6/id1209262925/reviews)** | [2.4 (6K ratings)](https://appshunter.io/ios/app/freestyle-libre-3-us/id1524572429/reviews) |
| Number of ratings | **9K** | 6K |
| Positive reviews | **34.1% of reviews** | 12.2% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 5 months |
| Monetization | Free | Free |
| Best chart rank | — | **#38** |
| Size | 66 MB | 54 MB |
| Requires iOS | 18.6 | **15.5** |
| Devices | iPhone, Apple Watch | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dexcom](https://appshunter.io/developer/457035738) | [Abbott Labs](https://appshunter.io/developer/1027177119) |

## What reviewers say

### Dexcom G6

[App page](https://appshunter.io/ios/app/dexcom-g6/id1209262925)

Monitor your glucose levels in real-time with continuous glucose monitoring. Receive personalized alerts for high or low glucose, and share your data with loved ones. This app is designed for individuals managing diabetes with compatible CGM systems.

**Highlights:** Real-time glucose readings, Personalized trend alerts, Customizable alert schedules, Share glucose data with followers, Health app integration, Apple Watch app support

**Features:** Apple Watch app

**In-app purchases:** none

**What reviewers like**

- 🚀 Continuous glucose monitoring
- 📈 Helpful for managing diabetes
- 🤝 Shares data with others
- 🔋 Long-lasting sensor

**What reviewers complain about**

- 🔊 Overly loud alerts
- 🔄 Frequent signal loss
- 🤯 Inconsistent accuracy
- 📱 App crashes and bugs
- 🕰️ Short sensor lifespan

**Reported bugs**

- App unable to reconnect after signal loss
- Calibration issues and errors
- Notifications not working as expected

**Requested features**

- Add notes for carbs and exercise
- Customizable alert settings
- Improved Apple Watch integration
- Dark mode option


### FreeStyle Libre 3

[App page](https://appshunter.io/ios/app/freestyle-libre-3-us/id1524572429)

**Currently charting:** #38 Top Free · Medical (US App Store)

Monitor your glucose levels in real-time with advanced continuous glucose monitoring technology. Receive immediate alerts for low or high glucose readings and gain insights into your trends with detailed reports. This app is designed for individuals managing diabetes.

**Highlights:** Real-time glucose readings, Low/high glucose alerts, Readings updated every minute, Detailed glucose trend reports, Time in range tracking

**In-app purchases:** none

**What reviewers like**

- 🚀 Smaller and less obtrusive sensor
- 🚀 Accurate continuous glucose monitoring
- 👍 Helpful for managing diabetes
- 👍 Improved from previous Libre versions

**What reviewers complain about**

- 🐛 Frequent sensor failures and connectivity issues
- 🔊 Loud and non-customizable alarms
- 🔍 Limited data visualization and analysis capabilities
- 🔌 Requires phone to be nearby and charged
- 🤖 Lack of integration with Apple Health and Watch

**Reported bugs**

- Sensor errors and failures
- Connectivity issues between sensor and app
- Incompatibility with newer iOS versions

**Requested features**

- Ability to customize alarm settings
- Integration with Apple Health and Apple Watch
- More detailed glucose data and graphing options
- Ability to log finger stick readings
- Compatibility with newer iOS versions


## Frequently asked questions

### Is Dexcom G6 free?

Dexcom G6 is free to download, with no in-app purchases.

### Is FreeStyle Libre 3 free?

FreeStyle Libre 3 is free to download, with no in-app purchases.

### Which has better reviews, Dexcom G6 or FreeStyle Libre 3?

Dexcom G6 is rated higher. Dexcom G6 averages 3.1 out of 5 from 9K ratings, while FreeStyle Libre 3 averages 2.4 from 6K ratings.

### Do Dexcom G6 or FreeStyle Libre 3 have ads?

Neither Dexcom G6 nor FreeStyle Libre 3 shows ads.

### Which is updated more often, Dexcom G6 or FreeStyle Libre 3?

Dexcom G6 ships an update every 4 months, and FreeStyle Libre 3 every 5 months. Most recently, Dexcom G6 was updated on September 23, 2026 and FreeStyle Libre 3 on September 25, 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.*