FreeStyle Libre 3 – US icon
FreeStyle Libre 3 App Review: Advanced Glucose Monitoring with Limitations

by Abbott Labs

2.4
IOSMedical
Abbott's FreeStyle Libre 3 app provides real-time continuous glucose monitoring with minute-by-minute updates and customizable alerts. Designed for diabetes management, it targets users seeking detailed metabolic insights through iOS integration.

Detailed Review

The FreeStyle Libre 3 app serves as the digital interface for Abbott Laboratories' latest continuous glucose monitoring system, representing the company's most advanced offering in the competitive CGM market. This iOS application pairs exclusively with FreeStyle Libre 3 sensors to provide diabetes patients with comprehensive glucose tracking capabilities, positioning itself as a medical-grade monitoring solution rather than a general wellness tool. Core functionality centers on real-time glucose data transmission, with readings updated every 60 seconds—significantly faster than previous generations and competing systems. The application delivers customizable high and low glucose alerts, though these remain optional features that users must manually enable. Detailed reporting functions allow for trend analysis over 8-hour, 24-hour, and 90-day periods, providing both immediate feedback and long-term metabolic pattern recognition. All data syncs automatically to Abbott's cloud platform, enabling remote sharing with healthcare providers through the LibreView web portal. User experience reflects a clinical design philosophy with straightforward navigation and data presentation. The interface prioritizes clarity over aesthetic appeal, displaying current glucose values in large numerals with color-coded trend arrows indicating direction and rate of change. Real-world usage patterns show most users check the app 10-15 times daily, with meal logging and insulin dose tracking requiring manual input. The absence of Apple Watch compatibility remains a significant operational constraint, forcing users to retrieve their iPhone for every glucose check despite the system's continuous monitoring capabilities. User feedback consistently highlights both appreciation for recent performance improvements and frustration regarding missing features. Multiple five-star reviews from July-August 2025 acknowledge enhanced graph loading speeds (Smitty13234, August 3) and general reliability (Ghillcastillo, July 30), while simultaneously requesting Apple Watch integration (MAMT1171, August 19) and retrospective event logging (Basetzer, July 27). The 2.35/5 aggregate rating suggests these limitations significantly impact user satisfaction despite the app's core functionality meeting medical requirements. The application demonstrates clear strengths in medical accuracy and data frequency but suffers from integration limitations common in regulated healthcare applications. It serves best as part of a comprehensive diabetes management system for patients committed to frequent iPhone access, while proving less suitable for users seeking seamless wearable integration or retrospective data modification capabilities. The disconnect between clinical effectiveness and user convenience expectations explains the moderate rating despite technical competence.

Key Features

  • Real-time glucose readings updated every minute provides unprecedented data frequency for timely treatment decisions
  • Customizable high/low glucose alarms deliver immediate notifications for critical metabolic events
  • Detailed trend reports across multiple timeframes enable comprehensive pattern analysis and physician review
  • Automatic data syncing to LibreView cloud platform facilitates remote healthcare provider monitoring
  • Simple interface with color-coded readings and trend arrows allows quick interpretation of glucose status
  • Food, insulin, and symptom logging capabilities create comprehensive diabetes management records

Why Users Love It

Minute-by-minute glucose updates
Customizable alert thresholds

Perfect for: Diabetes patients requiring continuous glucose monitoring with iPhone integration

Screenshots

FreeStyle Libre 3 – US screenshot 1FreeStyle Libre 3 – US screenshot 2FreeStyle Libre 3 – US screenshot 3FreeStyle Libre 3 – US screenshot 4FreeStyle Libre 3 – US screenshot 5FreeStyle Libre 3 – US screenshot 6

Ranking History

Track FreeStyle Libre 3 – US's performance in Medical over the last 30 days

Top 5
Top 10
Top 15
Below 15

Current Rank

#28

Best Rank

#20

All-time high

Average Rank

#25

30-day average

User Reviews

sparketadow
Sep 27, 2025

I do love the fact that if something is wrong with the sensor, they are willing to help you and to replace it. I love the fact that I don’t have to poke my finger and it’s there all the time and all that I have to do is open my phone and there it is, which is wonderful for me and I also think the only one thing that I could say is a downfall is possibly placement sometimes it doesn’t feel the greatest but other than that that’s a small price to pay Love it I do love the fact that if something is wrong with the sensor, they are willing to help you and to replace it. I love the fact that I don’t have to poke my finger and it’s there all the time and all that I have to do is open my phone and there it is, which is wonderful for me and I also think the only one thing that I could say is a downfall is possibly placement sometimes it doesn’t feel the greatest but other than that that’s a small price to pay

ℹ️🅰️Ⓜ️🗣️👂2️⃣🚶‍♀️🙏😜😉✍🏼
Oct 2, 2025

I am afraid to update my phone to the new iOS, will it mess up this app? Also this app works so good, and it is very accurate. iOS 26.0.1 I am afraid to update my phone to the new iOS, will it mess up this app?Also this app works so good, and it is very accurate.

MAMT1171
Aug 19, 2025

A huge thank you for fixing issues with the previous update. Now, please make the sensor compatible with Apple Watch. Pleeeeeease!!! Thank You!!! A huge thank you for fixing issues with the previous update. Now, please make the sensor compatible with Apple Watch. Pleeeeeease!!!

Basetzer
Jul 27, 2025

Hi, I’m a Libre 3 user and I’d like to share a small feature request that would really help with daily tracking. Sometimes I’m unable to log meals, insulin, or symptoms in real time, and I’ve noticed the Libre 3 app doesn’t allow me to adjust the time when entering events retroactively. This makes it difficult to keep accurate records for personal use and for my doctor. I’ve written a short letter explaining the request in more detail. Is there an email or team I can send this to? I’d love for it to be considered in a future update. Thank you for your time and the work you’re doing for the diabetes community. –Thanks Suggestions Hi, I’m a Libre 3 user and I’d like to share a small feature request that would really help with daily tracking.Sometimes I’m unable to log meals, insulin, or symptoms in real time, and I’ve noticed the Libre 3 app doesn’t allow me to adjust the time when entering events retroactively. This makes it difficult to keep accurate records for personal use and for my doctor.I’ve written a short letter explaining the request in more detail. Is there an email or team I can send this to? I’d love for it to be considered in a future update.Thank you for your time and the work you’re doing for the diabetes community.–Thanks

keycaps
Jul 26, 2025

This has been a great add to my diabetes management but would love to see a watch app companion Great app could be better This has been a great add to my diabetes management but would love to see a watch app companion

App Details

Developer

Abbott Labs

Platform

ios

Rating

2.4

Last Updated

10/7/2025