What the heck does it do? – SpeedyCash Checkout Calculator - Pocket Cash Register, Quick Shopping Assistant, Couponing Assistant & Grocery Receipt Checker Review

How does it work? I haven't got clue and after playing around with it for a few minutes I've decided it's waste of time....deleted!
Review by Bekkalley on SpeedyCash Checkout Calculator - Pocket Cash Register, Quick Shopping Assistant, Couponing Assistant & Grocery Receipt Checker.