Freestyle Lingo v2
freestyle libre 2 device image

Summary

Freestyle Lingo is an over-the-counter low-profile, all-in-one glucose sensor/transmitter. This sensor lasts for up to 14 days and sends real-time glucose readings to a compatible smartphone app. No finger pricks or scanning is needed. FDA approved for people 18 and older who are not on insulin

Shop Lingo

*DiabetesWise receives a commission and we use those funds to support free programs. 

The FreeStyle Libre 2 is the thinnest, all-in-one glucose sensor/transmitter and requires scanning using a handheld reader or compatible smartphone with an app. This sensor lasts for 14 days and only needs fingersticks as backup. Optional low and high blood sugar notifications are available for this system. 

FDA approved for insertion on the back of the upper arm (ages 4 years and older).

 

MARD of 9.3%

Components

Freestyle Lingo : Sensor

Freestyle Lingo : Sensor

Sensor uses a thin, flexible filament inserted just under the skin to measure glucose levels every minute. Push-button applicator allows sensor to be placed on the body in one step.

Freestyle Lingo : Receiver

Freestyle Lingo : Receiver

Conveniently access glucose readings using a reader, smartphone, or both. Available for both iOS and Android devices.

Freestyle Libre 2 : Sensor

Freestyle Libre 2 : Sensor

Sensor uses a thin, flexible filament inserted just under the skin to measure glucose levels every minute. Push-button applicator allows sensor to be placed on the body in one step.

Freestyle Libre 2 : Receiver

Freestyle Libre 2 : Receiver

Conveniently access glucose readings using a reader, smartphone, or both. Available for both iOS and Android devices.

Device Details

Overview

Smallest, thinnest, all-in-one glucose sensor/transmitter with low and high blood glucose alarms can be worn on the upper arm.

All-in-one glucose sensor/transmitter with low and high blood glucose alarms can be worn on the upper arm.

Affordability and Access

$$$$
Widely covered. Provided by pharmacies. Price range; $49 for one 14-day sensor, $89 for two sensors, or $249 for six sensors. Often, it is the cheapest and easiest-to-access sensor. 

$$$$
Widely covered. Provided by pharmacies. Price range; $0-$100/month. Often the cheapest and easier to access sensor. 

Data Monitoring Options

Yes
Sensor automatically sends data to the user’s LibreLingo account which enables sharing with HCPs and caregivers via the LibreLink app. 

Yes
After each sensor scan with the mobile app or reader, data is automatically sent to the user’s LibreView account which enables sharing with HCPs and caregivers via the LibreLinkUp app. Data upload is possible with Glooko and Tidepool data-management systems.

Data View Options

Yes
Freestyle Libre Lingo app provides glucose readings and alarms, multiple data views, the ability to share glucose data and real-time alarms with LibreLingo.

Yes
Freestyle Libre 2 app provides glucose readings and alarms, multiple data views, the ability to share glucose data and real-time alarms with LibreLinkUp, and the ability to connect to a clinician's practice through LibreView. 

Duration and Storage

14 Days
Sensors last 14 days and work between 50ºF - 113ºF. They are shipped in orders of 1-3 months at a time - which is 2-6 boxes at a time.

14 Days
Sensors last 14 days and work between 50ºF - 113ºF. They are shipped in orders of 1-3 months at a time - which is 2-6 boxes at a time.

Vision / Auditory / Dexterity

NO text to speech
YES vibration alerts
A LOT of dexterity needed

YES text to speech
YES vibration alerts
3 sound sources
A LOT of dexterity needed

Patient Considerations

Active Lifestyle

Water-resistant for up to 3 feet deep for 30 minutes and light on the body, does not get in the way of activity. 

Water-resistant for up to 3 feet deep for 30 minutes and light on the body, does not get in the way of activity. The reader must be within 1.5 inches of the sensor to scan it. 

Avoiding Highs and Lows

Optional glucose alerts for low and high glucose levels. Trend arrows show the direction glucose is heading, with the rate of change. 

Optional glucose alerts for low and high glucose levels. Trend arrows show the direction glucose is heading, with the rate of change. 

Comfort

Lowest profile sensor and smallest adhesive (about the size of two stacked U.S pennies). 

Low profile sensor and small adhesive.

Easy Insulin Dosing

Sensor trends can be used for dose adjustment.

Scanned sensor trends can be used for dose adjustment.

Easy to Use

No scanning required. Minute-by-minute readings are sent directly to the mobile app. 

Requires scanning. Self-application and manual scanning are required. Easy self-application.

Fewer Fingersticks

Factory-calibrated sensor. Finger-sticks needed for backup only. 

Factory-calibrated sensor. Finger-sticks needed for backup only. 

Privacy

Hypoglycemia safety alarm. Discreet size but built-in hypoglycemia safety alarm alerts users when glucose is below 55 mg/dl and is always on. 

Hypoglycemia safety alarm. Discreet size but built-in hypoglycemia safety alarm alerts users when glucose is below 55 mg/dl and is always on.