Posted: 9:00 a.m. Friday, Jan. 18, 2013  App Spotlight:
WhatPrice helps you compare prices at the grocery store   iPhone
photo twenty5pics via Flickr  By Rick.Broida  How many times
have you found yourself standing in a supermarket aisle, trying
to figure out which box of cornflakes or bottle of laundry
detergent offered the best value?  Sure, the larger one usually
gives you more for the money--but not always. And sometimes the
smaller one is on sale, which can further confuse the math. 
Free app WhatPrice for iOS lets you compare prices between two
items so you can instantly spot the better deal. (Why nothing
similar for Android? I searched Google Play high and low, but
couldn't find a price-comparison app that seemed decent. If you
know of one, by all means tell me about it in the comments
section below.)   All you do is plug in the price and weight
(and, if applicable, the number of units) for each item. (You
can also substitute length for weight if you're buying something
by, say, the foot.)   In an ins