Tools are
small additives that you will not need very often but which can assist you in
special cases.
References
6 How to use the complete program
6.8.1 Blood glucose calculator
6.8.2 Carbohydrate calculator
6.8.3 BMI-Calculator
6.8.4 Bolus-Calculator (F7)
6.8.5 Update-Check
6.8.6 Free disk space
6.8.7 Data-Migration Wizard
6.8.8 Data storage location