Selling eggs with correct weight classifications to maximize your profits. Having the eggs graded also means easier packing using the matching size egg cartons. The SmartChef.me's wireless scale with free Egg Scale mobile app can help you instantly grade egg sizes from peewee to extra large. Also, the Egg Scale app logs all historical weight readings show you the statistical analysis (such as medium, average, maximum, and minimum weight reading of all your eggs.) The mobile app is freely available for both Android and Apple devices.