ProjectCalc Classic for your Apple Device

And while perhaps obvious, if you change from an iOS device to a non-iOS device, you WILL need to buy a new license as they are incompatible.

Fast, easy-to-use tool for do-it-yourself projects, home decorating and hobbies
Get exactly what you need for virtually any project.
Prevent estimating errors on material requirements saves time and money.

The ProjectCalc® Classic app is a fast, easy-to-use tool for do-it-yourself projects, home decorating and hobbies. It helps you quickly figure project material quantities and costs for paint, tile and wallpaper, as well as linear distances, areas/volumes. Unlike other calculators, it works and converts directly in Feet-Inches-Fractions, Yards, Metric, Square and Cubic, so you don't have to figure tedious math.
Use it to estimate quantities & costs for:

Tile – 11 standard sizes
Paint – Gallons, Quarts and pints
Wallpaper – European Double Rolls