EasyAdd

EasyAdd is a tape measure calculator. Type measurements the way your tape reads them, like 1' 2 1/2", and get answers back the same way: 1' 6 3/8". BUILT FOR THE JOB SITE • Feet, inches and fraction keys: tap 1/8 through 7/8, or switch to sixteenths • Exact math with no rounding drift. Answers round to the nearest 1/16" (or 1/2" to 1/64", your choice) and show ≈ when rounded • Add, subtract, multiply and divide, with a live answer as you type • Length × length gives square feet; three lengths give cubic feet or yards • Mix in metric: type mm, cm or m and get feet and inches back • Tap a result to switch between feet & inches, inches, decimal feet, mm, cm and m • Backspace one key at a time, or bring back the last calculation to fix a typo • Memory keys and a saved history of your last 50 calculations TOOLS • Concrete: cubic yards and 60 lb / 80 lb bag counts for slabs, footings and round columns, with a waste allowance • Stairs: number of risers, riser height, treads, total run, stringer diagonal and angle, with warnings when a riser or tread is outside residential code limits • Board feet: lumber volume and total cost, with nominal or actual sizes • Convert: see any length in all six formats at once EASY TO READ • Big, high-contrast tape-yellow display with real stacked fractions • Works with VoiceOver (results are read as "3 feet 4 and five eighths inches") and larger text sizes • Works on iPhone and iPad No accounts, no ads, no tracking. Your history stays on your device.