Originally Posted by
Skyangel
There is a free app from Robert Kaufman called Quilting Calculators available for iphone/ipad or android. I have recently downloaded it but haven't used it much to date. One of the calculators is "pieces to yardage area" that is supposed to figure out how much fabric is needed.
I use this app all the time, especially for binding, knowing how many strips to cut. Used to have lots of leftover pieces of binding, now I don't and don't have to do math.