Terms of Service

Last updated: January 1, 2026

1. Acceptance of Terms

By accessing and utilizing the stair stringer calculators, blueprints, articles, and services provided by Stair Stringer Calculator ("the Service"), you agree to be legally bound by these Terms of Service. If you do not accept these terms, please refrain from using the Service.

2. Construction & Calculation Disclaimer

IMPORTANT NOTICE: All calculations, cut dimensions, angles, throat depths, and lumber recommendations generated by this website are provided for estimation and educational planning purposes only.

Every building site has unique soil bearing capacities, structural attachment requirements, live loads, and local municipal building codes. You must always verify all layouts on-site and consult with a licensed general contractor, structural engineer, and local building inspector prior to cutting lumber or undertaking construction.

3. Intellectual Property Rights

All calculator software algorithms, SVG blueprints, interactive canvas rendering scripts, design elements, and technical editorial guides on Stair Stringer Calculator are the intellectual property of Stair Stringer Calculator Inc. and are protected by applicable copyright and trademark laws.

4. Limitation of Liability

In no event shall Stair Stringer Calculator, its creators, authors, or affiliates be liable for any direct, indirect, incidental, special, consequential, or punitive damages resulting from the use or inability to use the information and tools on this website.

5. Governing Law

These Terms shall be interpreted and enforced in accordance with the laws of the applicable jurisdiction, without regard to its conflict of law provisions.