Pro Construction Calculator

Built for professionals, not data miners. Frame Calc Pro is the straightforward construction calculator you buy once and own forever. No ads, no subscriptions, no in-app purchases—just fast, accurate results when you need them most. Designed for the job site, our clean interface and powerful wizards help you solve complex layouts in seconds. Stop wrestling with formulas, get the numbers you need, and get back to work. POWERFUL CALCULATION WIZARDS: Full Construction Calculator: Seamlessly work with Feet, Inches, and Fractions for all your standard arithmetic. Advanced Rafter Layouts: Calculate common rafters based on Roof Width, Run, or Rise. Instantly find rafter lengths for buildings with Uneven Plates. Stair Layouts (Single Step): Residential Stairs: Get a perfect layout based on a 7 ¾" max riser. Commercial Stairs: Calculate stairs based on a 7 ⅝" max riser. Angle & Diagonal Finder: Multiply any two lengths (rise and run) to instantly calculate the Area, Diagonal length, Angle in degrees, and Pitch (Rise per Foot). THE ESSENTIAL TOOL FOR: Carpenters & Framers Builders & Contractors Woodworkers Home Builders & Serious DIYers Invest in a tool that respects your time and your wallet. Download Frame Calc Pro and get the job done right