shopping lists TANKA365

Key features price comparison by the unit price and annual cost.

The unit cost function by comparing the product price in unit price, and better purchase decision.
Unit price, by entering the price and amount of purchased product (grams, liters), and then automatically calculated.

The annual cost function, by inputting whether to consume the goods in many days, and then calculate the annual cost.

Order can also be used as purchase history, "that time, how much was the at that store," It is obvious also what.