Works with your pump
Libre technology connects to all leading pump brands in the US1
Jump to: Libre systems features Libre systems vs Dexcom Pump compatibility Affordability Support
Your CGM matters. Compare FreeStyle Libre systems with Dexcom.
Libre Plus sensors are the first and only1 15-day sensors for people ages 2 years and older with type 1 or type 2 diabetes2,3. See what else makes Libre Plus sensors stand out.
CGM = continuous glucose monitor(ing)
Why choose the Libre 3 system over other CGM systems?
The Libre 3 Plus sensor is designed with you in mind.
We want diabetes care to feel less like managing a device and more like having a partner by your side.
Minute-to-minute glucose readings
Real-time glucose readings, updating 5x more often than CGMs that refresh every 5 minutes4
Reliable performance
Accurate2 readings and reliable connectivity2 you can count on
Made for everyday wear
Comfortable5 to wear under clothing, easy to use*6, and designed for up to 15 days of wear
How can parents and caregivers stay connected?
With the LibreLinkUp app†, parents and caregivers can have access‡ to their loved ones’ glucose information. They can also set their own glucose alarms§ and get real-time alerts for extra peace of mind.
Libre 3 Plus sensor vs Dexcom G7 15 Day
Find out what makes our sensor an easy choice.
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Features |
Libre 3 Plus sensor2 |
Dexcom G7 15 Day7 |
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Glucose readings every minute |
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2 years of age and older |
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Connects to all leading pump brands in the US1 |
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World's smallest sensor||1 |
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No overpatch required |
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15-day wear time |
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15-day sensor memory storage |
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No MBPA or IBOA skin allergens¶1,8 |
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Integrated app system to share‡# glucose data |
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60-minute sensor warmup time |
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IBOA = isobornyl acrylate; MBPA = methylenebisphosphonic acid
Is the Libre 3 Plus sensor accurate?
Yes. The Libre 3 Plus sensor has outstanding 15-day accuracy2, exceeding the FDA’s highest standard for accuracy performance2,9.
It gives you accuracy2 you can count on in the world’s smallest, thinnest||1 sensor. Studies show it works well for the full 15 days, even when glucose is low2.
“On past CGMs, I was constantly double-checking and worrying if it was accurate or not. I love how much I can trust my FreeStyle Libre 3 Plus sensor.”
— Laura, Libre 3 system user with type 1 diabetes
The views expressed should not be used for medical diagnosis or treatment or as a substitute for professional medical advice. Individual symptoms, situations and circumstances may vary.
Libre is the only CGM technology that connects to all leading pump brands in the US1.
The Libre 3 Plus sensor is authorized to work with these AID systems:
- Omnipod® 5 AID System from Insulet
- t:slim X2™ insulin pump from Tandem Diabetes Care
- iLet Bionic Pancreas from Beta Bionics
- twiist™ AID System from Sequel Med Tech
AID = automated insulin delivery
How do I talk to my doctor about starting Libre systems?
Read this simple discussion guide that outlines key questions to ask your healthcare provider and helps you understand your options so you can choose the right CGM for you.
More people pay $0–$20 for Libre than for Dexcom**1.
Libre systems are priced 60% lower than other CGM systems††1.
Learn more about cost and coverage options.
How much does the Libre 3 system cost?
The final cost depends on your insurance plan. If you have commercial insurance or no insurance and are asked to pay more than $75 for two Libre 3 Plus sensors, you may be able to save with our copay card‡‡.
Is the Libre 3 system covered by Medicare?
Yes. Most Medicare patients managing diabetes with insulin are now eligible for coverage§§10. Most Medicare Advantage/Managed Medicare patients pay $0 at the pharmacy||||1 for the Libre 3 system.
Try Libre for free.
Sign up for a free◊ sensor and get support you can count on.
Step-by-step tutorials for setup, sensor readings, and connected app features sent directly to your inbox
Tips to help you see how meals and activity affect glucose
1:1 support over the phone with a Certified Diabetes Care and Education Specialist (CDCES)
100% free. No credit card required. No strings attached.
Explore compatible AID systems.
Libre is the only CGM technology that connects to all leading pump brands in the US1.
The FreeStyle Libre 3 system includes the Libre 3 Plus sensor, Libre 3 sensor, Libre 3 app, Libre app, and the Libre 3 reader.
The FreeStyle Libre 2 system includes the Libre 2 Plus sensor, Libre 2 sensor, Libre 2 app, Libre app, and the Libre 2 reader.
FreeStyle Libre 3 system is cleared to be used by children 4 years and older with Libre 3 sensor and 2 years and older with Libre 3 Plus sensor.
FreeStyle Libre 2 system is cleared to be used by children 4 years and older with Libre 2 sensor and 2 years and older with Libre 2 Plus sensor.
Medicare and other payor criteria may apply. Abbott provides this information as a courtesy and does not guarantee payment or coverage.
Coverage and out-of-pocket costs may vary based on your individual insurance plan. Please contact your insurance provider directly to confirm your specific benefits and eligibility.
* Study was performed with the outside US version of the FreeStyle Libre 14 day system. Data is applicable to FreeStyle Libre 3 system, as feature sets are similar as FreeStyle Libre 14 day system, excluding alarms.
† Check the support section of www.librelinkup.com for information about mobile device and operating system compatibility. LibreLinkUp is not intended to be used for dosing decisions or to replace self-monitoring practices as advised by a physician and requires registration with LibreView.
‡ The user's device must have internet connectivity for glucose data to automatically upload to LibreView and to transfer to connected LibreLinkUp app users.
§ Alarm notifications will only be received when alarms settings are enabled and turned on and sensor is within 20 feet (FreeStyle Libre 2) or 33 feet (FreeStyle Libre 3) unobstructed of the reading device.
|| Among patient-applied sensors.
¶ Not made with these skin allergens. IBOA and MBPA not detected. Test method limit of detection was 0.0016 μg per device for IBOA and 0.0079 μg per device for MBPA.
# The FreeStyle Libre systems apps are designed to facilitate data sharing between patients and their healthcare providers and caregivers.
** Based on pharmacy claims for the aggregate of patients covered by Commercial insurance, Managed Medicare, Managed Medicaid using the FreeStyle Libre personal CGM systems versus Dexcom CGM systems. Does not include fee-for-service Medicare or fee-for-service Medicaid. The actual cost to patients may or may not be lower than other CGM systems, depending on the amount covered by insurance, if any.
†† Based on a comparison of list prices of the FreeStyle Libre personal CGM systems versus competitors’ prescription CGM systems, assuming annual use of one receiver (or equivalent hardware) and quantity of transmitters and/or sensors according to use life. The actual cost to patients may or may not be lower than other CGM systems, depending on the amount covered by insurance, if any.
‡‡ Benefits apply to FreeStyle Libre 3 Plus sensors and FreeStyle Libre 3 readers. Void where prohibited by law. Abbott may modify, rescind, or revoke these benefits at any time without notice. Offer available to commercially insured and uninsured patients only. These benefits are not available to beneficiaries of Medicare, Medicaid or other federal or state healthcare programs. For Massachusetts residents, only those patients responsible for the full cost of the product may be eligible to receive these benefits. These benefits are only available at participating pharmacies, which are subject to change without notice. The actual amount a patient pays may vary.
§§ Patients must meet Medicare eligibility coverage criteria.
|||| Based on pharmacy claims for the aggregate of patients covered by Managed Medicare using the FreeStyle Libre personal CGM systems versus Dexcom CGM systems. Does not include fee-for-service Medicare. The actual cost to patients may or may not be lower than other CGM systems, depending on the amount covered by insurance, if any.
♢ Eligible patients will receive one (1) FreeStyle Libre 3 Plus sensor for users with a compatible mobile phone operating system at $0 copay. The expiration date of the voucher is 60 days from the issue date. This program is available for patients with Type 1 diabetes or Type 2 diabetes or gestational diabetes. Patients ages 18 and older are eligible to sign up and receive an offer for the (1) FreeStyle Libre 3 Plus sensor. Patients ages 2–17 are eligible to receive an offer for the (1) FreeStyle Libre 3 Plus sensor through their parent or guardian. This offer is void where prohibited by law. Abbott may modify or rescind this offer at any time without notice. The discounts are not available to beneficiaries of Kaiser Permanente, Medicare, Medicaid, TRICARE, Veteran Affairs or other state healthcare programs, residents of Massachusetts, or US territories (other than Puerto Rico). The free (1) FreeStyle Libre 3 Plus sensor is provided as a sample and is limited to one sample per eligible person per product identification number. The FreeStyle Libre 3 Plus sensor cannot be re-sold, traded nor submitted to any third-party payer for reimbursement and is not provided as any inducement for future purchases. The free sample card is not health insurance.
References: 1. Data on file. Abbott Diabetes Care, Inc. 2. FreeStyle Libre 3 User’s Manual. 3. FreeStyle Libre 2 User’s Manual. 4. Based on FreeStyle Libre 2 and FreeStyle Libre 3 User’s Manuals, Dexcom G7 CGM User Guide, and Medtronic Guardian Connect System User Guide. 5. Alva, Shridhara, et al. “Accuracy of a 15-Day Factory-Calibrated Continuous Glucose Monitoring System with Improved Sensor Design.” Journal of Diabetes Science and Technology (2025): 19322968251329364. https://doi.org/10.1177/19322968251329364. 6. Haak, Thomas, et al. “Flash Glucose-Sensing Technology as a Replacement for Blood Glucose Monitoring for the Management of Insulin-Treated Type 2 Diabetes: A Multicentre, Open-Label Randomised Controlled Trial.” Diabetes Therapy 8 (2017): 55–73. https://doi.org/10.1007/s13300-016-0223-6. 7. Dexcom G7 15 Day User Guide. 8. Mowitz, Martin, et al. “New Device, ‘Old’ Allergens. Allergic Contact Dermatitis Caused by the Dexcom G7 Glucose Sensor.” Contact Dermatitis 90, no. 5 (2024): 495–500. https://doi.org/10.1111/cod.14514. 9. Based on FDA iCGM Special Controls. Accessed September 2026 from: https://www.ecfr.gov/current/title-21/chapter-I/subchapter-H/part-862/subpart-B/section-862.1355. 10. Local Coverage Determination (LCD) L33822, Glucose Monitors, https://www.cms.gov/medicare-coverage-database/view/lcd.aspx?LCDId=33822.
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