EdgeSpace Stair Stringer Calc

Equal risers & treads, PASS/FAIL, cut marks, diagram, PDF ticket. Offline.

EdgeSpace – Stair Stringer is a fast, offline stair stringer calculator for carpenters, framers, and remodelers.

Enter floor height and total run. Optionally set a preferred riser or tread. The app instantly finds equal risers and treads, stair angle, stringer length, and a cut-mark list ready for the board.

FEATURES • Live calculation as you type • Equal riser and tread layout with PASS / FAIL checks • Inches with fractions, plus feet, mm, and cm • Visual stringer diagram • Cut mark list for tape-measure layout • Share, copy, and export a printable PDF job ticket • History and favorites • Works fully offline — no account, no ads, no subscription

Built for professionals who need accurate stringer layout in seconds. One purchase. Yours forever.

Note: Always confirm local building codes and project requirements before cutting.

WHO IT’S FOR Carpenters cutting stair stringers. Floor height + total run (optional preferred riser/tread) → equal risers/treads, angle, stringer length, PASS/FAIL, and cut marks.

Stringer layout with code-style checks — confirm local codes before you cut.