どっちがお得？

It is an application useful when you think "which price is cheaper ..." on shopping.

Enter the amount and capacity (items such as grams and number) of the item A and item B and press "Calculation" to compare which item is profitable.

In addition, it shows how much profit is obtained when comparing by the capacity of the merchandise goods.

For example, if you enter the following contents for Product A and Product B ...
Item A: Amount [1200], Capacity [50]
Item B: Amount [1300], Capacity [60]

Each unit price is ...
Item A: 24.0
Item B: 21.7

And, the product B is more advantageous! Displayed.

Furthermore, if you bought the capacity of item B by the unit price of item A, it is 1440 yen
140 yen deal! Displayed.