Inclusion Criteria:  Individuals between the ages of 13 and 21 years. Patients with Type 1 diabetes for at least 6 months Defined as either a c peptide <1 , one or more positive diabetes autoantibodies, or a clinical diagnosis with age of onset prior to puberty Patients who currently receive insulin injections with a CGM. English speaking. Have access to a smart phone. on an insulin to carbohydrate ratio  Exclusion Criteria:  Individuals less than 13 Non-English speaking. No access to a smart phone. Intellectual disability that would impact their ability to utilize the technology Known pregnant women taking chronic steroids (equivalent equal to or greater then 5mg of prednisone daily)