# Dexcom G6 vs Libre by Abbott

The clearest difference is rating: Libre by Abbott at 4.6 against Dexcom G6's 3.1. Libre by Abbott also leads on ratings volume (209K vs 9K) and chart position (#27 vs unranked). On price, review sentiment, 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.

Libre by Abbott holds the better App Store score, 4.6 against 3.1. That said, the two scores are not equally well evidenced: Libre by Abbott has 209K ratings behind it against 9K, so its average is the more settled of the two. Written reviews point the same way: 34% of Dexcom G6's written reviews are positive against 40% of Libre by Abbott's.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 10, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Dexcom G6 | Libre by Abbott |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.1 (9K ratings)](https://appshunter.io/ios/app/dexcom-g6/id1209262925/reviews) | **[4.6 (209K ratings)](https://appshunter.io/ios/app/libre-by-abbott/id6670330506/reviews)** |
| Number of ratings | 9K | **209K** |
| Positive reviews | 34.1% of reviews | **39.8% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | Free | Free |
| Best chart rank | — | **#27** |
| Size | 66 MB | 123 MB |
| Requires iOS | 18.6 | **16.0** |
| Devices | iPhone, Apple Watch | iPhone, Apple Watch |
| 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


### Libre by Abbott

[App page](https://appshunter.io/ios/app/libre-by-abbott/id6670330506)

**Currently charting:** #27 Top Free · Medical (US App Store)

This app provides continuous glucose monitoring for individuals with diabetes. It automatically updates glucose readings to your phone every minute and offers insights into trends and settings. Compatible with specific FreeStyle Libre sensors, it aids in managing diabetes by tracking glucose levels.

**Highlights:** Continuous glucose monitoring, Automatic readings every minute, Glucose trend insights, Compatibility with FreeStyle Libre 2 and 3, Generative AI for food impact analysis

**Features:** Apple Watch app

**In-app purchases:** none

**What reviewers like**

- 🚀 Streaming every minute
- 👍 User-friendly design
- ⭐️ Five-star rating

**What reviewers complain about**

- 🔧 Needs more customization
- 🔍 Lack of detailed view
- 🔌 Unreliable connection
- 🔊 Persistent alarms

**Reported bugs**

- Cannot connect to active sensor
- No historical data transfer

**Requested features**

- Apple Health connectivity
- Widget support
- Dual sensor connections
- Customizable alert profiles
- Delayed high alerts


## Frequently asked questions

### Is Dexcom G6 free?

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

### Is Libre by Abbott free?

Libre by Abbott is free to download, with no in-app purchases.

### Which has better reviews, Dexcom G6 or Libre by Abbott?

Libre by Abbott is rated higher. Dexcom G6 averages 3.1 out of 5 from 9K ratings, while Libre by Abbott averages 4.6 from 209K ratings.

### Do Dexcom G6 or Libre by Abbott have ads?

Neither Dexcom G6 nor Libre by Abbott shows ads.

### Which is updated more often, Dexcom G6 or Libre by Abbott?

Dexcom G6 ships an update every 4 months, and Libre by Abbott every 4 months. Most recently, Dexcom G6 was updated on October 10, 2026 and Libre by Abbott on October 16, 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.*