FreeStyle Libre 2 System

See patients' complete glycaemic profile with the FreeStyle Libre 2 system

Now with real-time glucose readings sent right to your patients’ smartphones

The FreeStyle Libre 2 System
The FreeStyle Libre 2 System
The FreeStyle Libre 2 System

Managing diabetes with confidence

The #1 sensor-based glucose monitoring system used worldwide1

With the FreeStyle Libre 2 system, your patients get real-time glucose readings using the FreeStyle LibreLink app to help them manage their diabetes more confidently.6

A screenshot of a LibreLink app glucose report on a smartphone next to FreeStyle Libre 2 sensor and system logo

Real-time glucose readings 

every minute

Excellent 14-day accuracy

with 9.2% overall MARD2,7

Easy connections

Patients can easily share their glucose readings with you and their family members§

Significant outcomes

for T1D3 and T2D4,5

Real-time glucose readings & alarms

Real-time glucose monitoring

  • Glucose levels in interstital fluid continuously measured with the FreeStyle Libre 2 sensor

  • A reading sent every minute to your patients' smartphone — 1440 readings per day

  • Your patients get real-time glucose readings anytime, anywhere

Man and woman with the FreeStyle Libre 2 sensor looking at their glucose levels on their phone

Optional glucose alarms¤
provide a safety check every single minute


Patients automatically receive an alarm the minute their glucose is too low or high¤


Patients use their glucose reading, trend arrow, and 8-hour history to take appropriate action

LibreLinkUp app and alarms


The FreeStyle Libre 2 has excellent 14-day accuracy2,7

The FreeStyle Libre 2 system has an overall 9.2% MARD with 99.9% of readings in Zones A and B of the Consensus Error Grid without the need for finger prick calibration.


Easy connections


Real-time readings automaticallyΔ shared with Healthcare Teams

LibreView is a secure9 cloud-based platform that provides you and your staff access to patient glucose reports to make more informed treatment decisions and support effective diabetes management.

With the FreeStyle Libre 2 system, patients' real-time glucose readings can be automatically uploadedΔ to LibreView. This means that you can see your patients' complete glycaemic picture to have more informed virtual and in-person treatment conversations. Patients can scan to fill in up to 8 hours of missing data, so your patients’ glucose history is complete.

Significant outcomes for T1D and T2D

The FreeStyle Libre 2 system is proven to have significant clinical and real-world benefits for patients with T1D and T2D MDIs

Clinical outcomes for T1D

2.2 hours

more time in range*
vs SMBG at 6 months of use3

* Time in Range between 3.9-10.0 mmol/L
SMBG = self-monitored blood glucose


reduction in HbA1c*
vs SMBG at 6 months of use3

* Primary end point: 0.5% greater HbA1c reduction with the FreeStyle Libre 2 ystem vs SMBG
SMBG = self-monitored bloog glucose

43 minutes

less time in hypoglycaemia per day*
vs SMBG at 6 months of use3

* Hypoglycaemia measured at <3.9 mmol/L
SMBG = self-monitored bloog glucose

Real-world benefits for T2D MDIs


reduction in HbA1c4

over 3-6 months4


less time in hypoglycaemia per day5

<3.9 mmol/L

How the FreeStyle Libre 2 system works

The FreeStyle Libre 2 system is made up of the FreeStyle Libre 2 sensor and the FreeStyle LibreLink app

The FreeStyle Libre 2 sensor

Small and discreet with excellent 14-day accuracy2,7

A small glucose monitoring sensor worn on the back of the upper arm that continuously measures the glucose concentration in the body's interstitial fluid.

FreeStyle Libre 2 sensor

Real-time glucose readings

Sent automaticallyǁ to your patients' smartphone

Excellent accuracy

Even in the low glucose range7

Easy and painless

Easy to use.10 Painless to apply and wear.5

No finger pricks

14 days of continuous glucose monitoring — no finger pricks

The FreeStyle LibreLink app

Minute to minute glucose readings anytime, anywhere

With the free FreeStyle LibreLink app, real-time glucose readings from the FreeStyle Libre 2 sensor are automaticallyǁ sent directly to your patients’ smartphone.

A screenshot of a LibreLink app glucose report on a smartphone

Important information

Patients can scan for glucose readings anytime, even during a signal loss

  • A quick scan provides another way for patients to get a glucose reading during Bluetooth®8 interruption

  • Scan to fill in up to 8 hours of missing data, so your patients’ glucose history is complete

  • The only sensor-based glucose monitoring system that can fill in data gaps with a quick scan

For patients without a compatible smartphone

Patients without a device that's compatible with the FreeStyle LibreLink app can use a FreeStyle Libre 2 reader to scan their FreeStyle Libre 2 sensor. They will benefit from all the features of the FreeStyle Libre 2 system but will not receive real-time glucose readings.

Connect Remotely

Learn more about how patients can connect remotely to their healthcare professional, friends and family using our family of Digital Health Solutions.

Compatible Products

FreeStyle LibreLink App

Real-time glucose readings from the FreeStyle Libre 2 sensor are automaticallyǁ updated every minute and sent directly to the FreeStyle LibreLink app on your patients' smartphones.


Using LibreView, our secure9 cloud-based system, patients can upload their data to share with their doctor and care team. You will be able to access more in-depth reports to support you in making treatment decisions for your patients.


With the free LibreLinkUp§ app, your patients’ family members get real-time access to their glucose information and customisable alarms.

References & Disclaimers

Images are for illustrative purposes only. Not real patient or data.

◊ The FreeStyle LibreLink app is only compatible with certain mobile devices and operating systems. Please check the website for more information about device compatibility before using the app. Use of FreeStyle LibreLink may require registration with LibreView. 

ǁ Glucose readings are automatically displayed in the FreeStyle LibreLink app only when your patients’ smartphone and sensor are connected and in range.

¤ Notifications will only be received when alarms are turned on and the sensor is within 20ft of the reading device. You must have override do not disturb settings enabled to receive alarms and alerts on your smartphone. 

† Finger pricks are required if glucose readings and alarms do not match symptoms or expectations.

Δ Sharing of glucose data requires registration with LibreView. Automatic upload requires a wireless internet connection or mobile data connection.

₼ The LibreView data management software is intended for use by both patients and healthcare professionals to assist people with diabetes and their healthcare professionals in the review, analysis and evaluation of historical glucose device data to support effective diabetes management. The LibreView software is not intended to provide treatment decisions or to be used as a substitute for professional healthcare advice.

‡ 60-minute warm-up required when applying the sensor.

₸ Sensor is water resistant in up to 1 metre (3 feet) of water for a maximum of 30 minutes. Do not immerse longer than 30 minutes. Not to be used above 10,000 feet.

§ The LibreLinkUp app is only compatible with certain mobile device and operating systems. Please check for more information about device compatibility before using the app. Use of LibreLinkUp requires registration with LibreView. The LibreLinkUp mobile app is not intended to be a primary glucose monitor: home users must consult their primary device(s) and consult a healthcare professional before making any medical interpretation and therapy adjustments from the information provided by the app.

1. Data on file, Abbott Diabetes Care. Data based on the number of users worldwide for the FreeStyle Libre systems compared to the number of users for other leading personal use sensor-based glucose monitoring systems.

2. FreeStyle Libre 2 system Performance Data Sheet.

3. Leelarathna, L. N Engl J Med. (2022): DOI: 10.1056/NEJMoa2205650.

4. Kröger J, et al. Three European retrospective real-world chart review studies to determine the effectiveness of flash glucose monitoring on HbA1c in adults with type 2 diabetes. Diabetes Ther 2020;11(1):279–91.

5. Haak T, et al. Flash glucose-sensing technology as a replacement for blood glucose monitoring for the management of insulin-treated type 2 diabetes: a multicenter, open-label randomized controlled trial. Diabetes Ther 2017;8(1):55–73.

6. Fokkert M. BMJ Open Diab Res Care (2019):

7. Alva, Shridhara, Timothy Bailey, Ronald L. Brazg, Erwin S. Budiman, Kristin Castorino, Mark P. Christiansen, Gregory Forlenza, Mark Kipnes, David R. Liljenquist, and Hanqing Liu. “Accuracy of a 14-Day Factory-Calibrated Continuous Glucose Monitoring System with Advanced Algorithm in Pediatric and Adult Population With Diabetes. Journal of Diabetes Science and Technology, (September 2020).

8. The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks by Abbott is under license.

9. LibreView is ISO27001/27018/27701 certified and HITRUST CSF Certified

10. Data on file, Abbott Diabetes Care, Inc.