"Calculation" APP

Job ID: 33821188

Budget: $250 – $750 USD

Hello everybody, I am looking for an APP to calculate all of my ingridiance used on a food store.
Basically all what is on the storadge and everything that sell everyday.
I have bean looking at some different softwares for this purposse but I could not find a good one.
If you have experinece creating apps please bid with your best price you can give, and remember you can not raise te price latter!