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