Board Foot Calculator - Calculate lumber volume in board feet with 25+ wood species, cost estimation, weight calculations, and 3D visualization. Perfect for woodworkers, contractors, and DIY enthusiasts. New

Brick and Mortar Calculator - Calculate how many bricks and how much mortar you need for your wall project. Supports doors/windows, multiple brick sizes, bond patterns, and cost estimation. New

Concrete Calculator - Calculate concrete volume in cubic yards, meters, and feet for slabs, footings, columns, and stairs. Get pre-mix bag counts, ready-mix estimates, material costs, and professional tips for your project. New

Decking Calculator - Calculate all materials needed for your deck project including decking boards, joists, beams, posts, and fasteners. Features interactive SVG diagram, waste allowance, and support for both imperial and metric units. New

Drywall Calculator - Calculate the number of drywall sheets needed for walls and ceilings, plus estimates for joint compound, tape, and screws. Supports imperial and metric units with multiple sheet sizes and customizable waste allowance. New

Fence Calculator - Calculate fence materials including posts, rails, pickets, panels, concrete, and hardware with visual diagrams. Supports privacy, picket, post & rail, and panel fence styles. New

Flooring Calculator - Calculate flooring material needed for any room with our free flooring calculator. Supports hardwood, laminate, vinyl, tile, and carpet. Get box/roll counts, cost estimates, waste allowance, and multi-room totals with visual diagrams. New

Miter Angle Calculator 📐 - Calculate the precise miter and bevel angles required for cutting trim or molding to fit corners that are not exactly 90 degrees, including support for crown molding installations. New

Mulch, Soil & Gravel Calculator - Calculate how much mulch, topsoil, gravel, or sand you need for your landscaping project. Get accurate volume in cubic yards/meters, weight estimates, bag counts, and delivery truck loads with interactive 3D visualization. New

Paint Calculator - Calculate exactly how much paint you need for your room with smart coverage estimation. Includes walls, ceiling, and trim calculations with automatic door/window deductions, multiple coat support, texture adjustments, and shopping list with various can sizes. New

Roof Pitch Calculator - Calculate roof pitch (slope), angle in degrees, and rafter length from rise and run or span. Interactive visual diagram, multiple calculation modes, and professional results for roofing, carpentry, and construction projects. New

Roofing Calculator - Calculate roofing materials for your project including shingles, metal sheets, tiles, or underlayment. Features roof pitch calculator, waste factor adjustment, visual roof diagrams, and material quantity estimation with step-by-step calculations. New

Slope and Grade Calculator 📐 - Calculate slope as a percentage, ratio, or angle based on rise and run measurements. Perfect for drainage systems, driveways, ramps, and roofing projects with support for both imperial and metric units. New

Squareness Checker (3-4-5 Rule) 📐 - Use the 3-4-5 rule (Pythagorean theorem) to verify if a corner is perfectly square (90 degrees) for foundations, framing, and layout work with instant accuracy feedback. New

Stair Calculator - Calculate stair dimensions including number of steps, rise, run, stringer length, and angle. Verify building code compliance with IRC standards for safe and comfortable staircase design. Supports US Customary and Metric units with automatic optimization or manual step count. New

Stud Wall Framing Calculator - Calculate the exact number of studs, plates, and lumber needed for wall framing projects. Features interactive wall diagrams, support for openings (doors/windows), cost estimation, and professional framing tips for 16" or 24" on-center spacing. New

Tile Calculator - Calculate exactly how many tiles you need for floors or walls. Get complete material estimates including grout, adhesive, and cost calculations. New

Wallpaper Calculator - Calculate how many wallpaper rolls you need for any room. Our calculator considers wall dimensions, pattern repeat, doors and windows, and waste allowance for accurate material estimates that help you save money and avoid running short. New