$24.99
10 closed-loop stair tools — rise/run calculators, material estimators, and install quotes. Answer questions, get a finished PDF.
A complete stair installation engine: rise/run calculator, stair code guide, tread selector, riser calculator, railing guide, straight stair quote, L-shaped quote, spiral stair quote, material estimator, and invoice generator. Every tool is a closed-loop: structured questions, real formulas, a finished branded PDF. No AI. No subscriptions.
Rise/Run Calculator
Stair Code Guide
Tread Selector
Riser Calculator
Railing Guide
Straight Stair Quote
L-Shaped Quote
Spiral Stair Quote
Material Estimator
Invoice Generator
Calculate stair rise and run
Guide to stair building codes
Select stair tread material
Calculate risers needed
Guide for stair railings
Quote for straight staircase
Quote for L-shaped staircase
Quote for spiral staircase
Estimate stair materials
Generate professional invoices
Every calculation, quote, and document a stair builder needs — from rise/run to spiral to invoices. Each one a finished branded PDF in seconds.