This application is compatible with Android phones having OTG(on-the-go) function, specially for Samsung Galaxy S2, S3, S4, S5, Note, Note2 and Note3. BIOTON S.A. the company from Poland, is the official and legal owner of this app of the complete solution that comprises Gensucare-a. For the complete work performance and solution you should contact BIOTON S.A.([email protected]) or BIOTON's official local distributor in your country. This app, Gensucare-a is designed to help diabetics measur