Total: Without Symbol, Billing and Date Calculator description

Total: Calculator
Features:
+ Runs on Desktop(Windows)/SmartPhone(Android)
+ Dual Numeric keyboard with both decimal value support
+ Fast calculation without using the operator
+ Multiply, Plus, Minus, Percentage, Divide & Total
+ Save/Load calculations with tag
+ Date calculation
+ Quantity & Total Calculation

How to Use?
1. Update line with just single tap
2. Remove line with a double tap