Calc +Cheap play online

This app will help you know which of two products is cheaper. For example: a 950 ml juice bottle for $ 17.50, and a 600 ml juice bottle for $ 13.20, which is the cheapest?
Considering the quantity in relation to the value. The cheapest is the 950ml bottle."
Considering the quantity for the amount charged, the 950 ml bottle is 16% cheaper" + that the 600 ml bottle.
With 'Calc + Cheap' you can also make comparisons between products sold in units or weight.