Smartphone is compatible with the Libre 2 - 14 day Sensor, see compatibility list here
https://freestyleserver.com/Payloads/IFU/2022/q1/A...
FREESTYLE LIBRE 2 SYSTEM with unsurpassed 14-Day accuracy and optionaL, real-time glucose alarms that are easy for you and your patients. Stores up to 90 days of glucose data, so you and your patients can see patterns and historic trends. 80% of FreeStyle Libre 2 System users report that it enables them to adjust insulin doses more frequently. 92% of FreeStyle Libre 2 System users feel it makes managing meal-time glucose easier.
Optional, real-time glucose alarms
Let your patients know when their glucose is too high or low
No fingersticks r equired even when glucose is low, falling, or rapidly changing
Easy-to-understand
Reports help patients make better treatment decisions
Painless glucose readings
With a simple scan allows patients to see their glucose reading, trend arrow, and 8-hour history