This is a two-armed mixed methods study of participants (n=30) diagnosed with type 2 diabetes who use a blood glucose meter as part of their treatment regimen. Participants will have either two or three visits at HITLAB during the 28-day study period.

The purpose of this study is to evaluate the utility and user experience of a mobile application, called Cornerstones4Care Powered by Glooko App (C4C), for persons diagnosed with diabetes type 2.Subjects will be asked to use the Cornerstones4Care Powered by Glooko App for an approximately 20 minute monitored demonstration session, followed by a 28-day period of daily engagement with the application.The Cornerstones4Care Powered by Glooko App lets users input nutrition, medication, exercise and other daily information to assist in the management of diabetes type 2. It also has the ability to sync with connected devices, such as blood glucose monitors. Additionally, the application offers a library of educational content for users.

Inclusion Criteria:

1. Be diagnosed with type 2 diabetes
2. Live in the New York Metropolitan area
3. Be at least 18 years of age
4. Able to read, write, and speak in English
5. Have an iPhone or Android phone
6. Use a blood glucose meter
7. Regularly take insulin by injection
8. Be willing to follow study requirements for a 28-day period

Exclusion Criteria:

1. Not be diagnosed with type 2 diabetes
2. Not living in the New York Metropolitan area
3. Be less than 18 years of age
4. Be unable to read, write, and speak in English
5. Not have an iPhone or Android phone
6. Not use a blood glucose meter
7. Not regularly take insulin by injection
8. Be unwilling to follow study requirements for a 28-day period