Stair Stringer Calculator
Calculate stair rise, run, risers, treads, angle, and stringer length.
Open calculatorStairs, tile, deck, fence, and wall
Construction Tools
Construction calculators for stairs, tile, decks, fences, walls, roofs, concrete, spacing, finishing, and early material estimates.
Stairs & Tile
Stair and tile tools
Plan stair geometry, stringers, rise and run, angles, tile coverage, boxes, and waste.
Tile Calculator
Estimate tiles, boxes, waste, coverage, and material cost.
Open calculatorStair Calculator
Free stair calculator. Estimate riser count, riser height, tread depth, total run, and approximate stringer length from your project dimensions.
Open calculatorDeck Stair Calculator
Free deck stair calculator. Estimate deck stair risers, treads, rise, run, angle, and approximate stringer length for early layout planning.
Open calculatorRise and Run Calculator
Free rise and run calculator. Convert total rise, riser count, and target tread depth into total run, angle, and stringer length estimates.
Open calculatorStair Angle Calculator
Free stair angle calculator. Convert stair rise and run into degrees, slope percentage, pitch ratio, and approximate stringer length.
Open calculatorDeck, Fence & Wall
Deck, fence, wall, and exterior tools
Estimate outdoor materials, spacing, concrete, finishes, roof geometry, and non-structural planning quantities.
Fence Calculator
Free fence calculator for posts, pickets, rails, concrete, waste allowance, and material cost. Plan a wood fence before buying materials.
Open calculatorDeck Cost & Material Calculator
Free deck cost and material calculator. Estimate decking boards, joists, fasteners, waste allowance, and a starting material budget.
Open calculatorRoof Pitch Calculator
Free roof pitch calculator. Convert rise and run into roof pitch, angle, slope percentage, pitch multiplier, and an approximate common-rafter length.
Open calculatorRoofing Material Calculator
Free roofing material calculator. Estimate simple roof surface area, roofing squares, underlayment coverage, waste, and a starting shingle material budget.
Open calculatorDeck Board Calculator
Free deck board calculator. Estimate deck board courses, linear feet, board count, and waste from deck size, board width, gap, and stock length.
Open calculatorPost Hole Concrete Calculator
Free post hole concrete calculator. Estimate concrete volume and 40, 50, 60, or 80 lb bags for fence, deck, pergola, and mailbox posts.
Open calculatorBaluster Spacing Calculator
Free baluster spacing calculator. Estimate spindle count, equal clear gaps, center-to-center spacing, and railing layout marks.
Open calculatorDeck Stain Calculator
Free deck stain calculator. Estimate stain gallons, coats, waste allowance, and material cost from deck area and product coverage.
Open calculatorFence Stain Calculator
Free fence stain calculator. Estimate stain gallons and material cost for a wood fence from length, height, sides, coats, and coverage.
Open calculatorRafter Length Calculator
Free rafter length calculator. Estimate a common-rafter diagonal length from roof rise, run, and overhang for early roof planning.
Open calculatorRoof Shingle Calculator
Free roof shingle calculator. Estimate roof area, roofing squares, shingle bundles, and waste allowance from building size and roof pitch.
Open calculatorPicket Spacing Calculator
Free picket spacing calculator. Find fence picket quantity, equal gaps, and layout marks from fence length, picket width, and target gap.
Open calculatorJoist Span Planning Tool
Free joist span planning tool for preliminary deck framing notes. Record span, spacing, member depth, and load context before checking approved local span tables.
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