Our blood sugar diaryn offers you a lot of feature. If you have any suggestions for improvement then please let us know first, instead of making a bad review. Features: - With the insulin diary you can record your blood sugar at different times of the day with the insulin units as well as write a comment. - The blood sugar (glucose) can be stored either in mmol/l or mg/dl. - A blood glucose converter is also integrated. - Your insulin data can be printed or exported as CSV or Excel file - Also you can send the CSV/Excel file as email attachment - A statistic of blood glucose data (even after event) can also be displayed. For example whether in the morning or in the evening. - A backup of the database can be saved. - Dark Mode can be activated or will be automatically activated from the energy saving settings. Supports Android Q too