Stairs 3D: Framing Calculator

By Sebastin Michael on AppTrack Ninja.

Stringer, Blueprint & Cut List

Build field-ready stair plans, inspect them in 3D, and export clean shop sheets — entirely offline, entirely on your device. Stairs 3D is a professional stair framing calculator for carpenters, contractors, deck builders, and serious DIY builders. Enter your total rise and target step count, and the app instantly solves the geometry: rise per step, tread depth, stair angle, stringer length, stringer cut patterns, and a complete materials list. All in millimeters or imperial, whichever you prefer. STAIR TYPES • Straight Stair — Single-flight layout with live rise, run, and angle. Free. • Strin…

Categories: Utilities, Productivity

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