The Measure Master Pro calculator for your Android Smartphone is built with the same features and functions, and the same core engine that powers the industry-standard advanced construction-math calculators from Calculated Industries. And while perhaps obvious, if you change from an Android device to an iPhone or iPad, you WILL need to buy a new license as they are incompatible. No learning curve. just one powerful, easy-to-use calculator app, giving you the power to calculate & solve U. S. and metric unit conversions. Work in and convert between dimensions: feet-inch-fractions, inch fraction, yards, decimal feet (10ths, 100ths), decimal inches and metric (m, cm, mm) - Calculate weight and weight per volume- Calculate instant solutions for circle area, circumference, arcs- Calculate Length, Width, and Height keys solve for linear, area, volume and perimeter dimensions- Use this calculator to reduce expensive errors when estimating dimensions, costs and materialsDimensional Math and Conversions. Feet-Inch-Fraction, Inch Fraction, Yards. Decimal Feet (10ths, 100ths), Decimal Inches. Preset Fractions (1/2" through 1/64"). Full Metric Conversions (m, cm, mm). D. M. S. to Decimal Degree Conversions. Dedicated Functions Help You Measure and Calculate: Linear o Feet-Inch-Fractions o Yards, Miles o Decimal Feet/Inch o Millimeters, Centimeters, Meters. Area o Feet, Inch, Yards, Acres, Miles o Millimeters, Centimeters, Meters o Square and Cubic. Volume o Feet, Inch, Yards, Miles o Millimeters, Centimeters, Meters,. Weight o Pounds, Tons o Metric Tons, Kilograms. Weight per Volume o Tons per Cubic Yard o Pounds per Cubic Yard o Pounds per Cubic Feet o Metric Tons per Cubic Meter o Kilograms per Cubic Meter Special Calculator Functions. Entry Editing Backspace Key - with a swipe of a finger. Cost per Unit: Solve unit cost and pricing. Paperless Tape. Board Feet. Memory function. User-Definable Preferences -- set custom options: Fractions, Area, Volume, Metric, Degrees. For Designers, Craftsmen, Tradespersons, Fabricators, Woodworkers and Technicians.