Evaluation of an Ascensia Blood Glucose Meter and App System

Inclusion Criteria: * Be aged 18-75 years, male or female * Read and understand English * Have diagnosis of type 1 or insulin-using type 2 diabetes for at least 6 months * Be taking multiple daily injections (MDI) of at least two pre-meal bolus injections daily or using an insulin pump * Performing self-monitoring of blood glucose at home at least twice daily * Have an iOS mobile device or Android mobile device with blue tooth capability * iOS device: iPod or iPhone 5 or later version with iOS 8.0 software or higher (no tablets) * Android: smart phone, 4.4 version and higher (no tablets) * Be willing to utilize the ONYX App on personal mobile device which communicates to meter to manage diabetes (including use of the bolus calculator) * Be ambulatory and have transportation to the study site Exclusion Criteria: * Hemophilia or any other bleeding disorder * Pregnancy * Physical, visual or neurological impairments that would make the person unable to perform testing with the BGM * Working for a competitive medical device company, or having an immediate family member or someone who is not a family member but is living within the household of someone who works for such a company. * A condition, which in the opinion of the investigator or designee, would put the person or study conduct at risk (reason for exclusion will be clearly documented by investigator or designee on the subject disposition form). * Proliferative retinopathy or history of retinal laser surgery