StairMark Documentation
StairMark is an iOS stair and stair-stringer calculator for carpenters, deck builders, contractors, and DIY woodworkers. Below are the official legal policies and terms of use for App Store distribution.
Privacy Policy
Learn how information is handled under our local-first model. No user accounts, no profile tracking, no advertising, and no server storage of your stair projects.
Terms of Use
Review the terms governing the use of StairMark, including our essential construction and safety verification disclaimers, calculation limits, and Pro licensing.
Developer & App Support
For technical support, feedback on calculations, or legal inquiries regarding the StairMark iOS application, please contact the developer: