Home calculators desk

Buy enough, without buying twice

Clear material estimates with visible formulas, waste allowances, and U.S. units by default.

16 tools and practical guides
01Home project calculatorConcrete Calculator

Estimate cubic yards, common bag sizes, and cost for slabs, footings, walls, and round columns.

02Home project calculatorSquare Footage Calculator

Calculate square feet, square meters, square yards, acres, and perimeter for one or more rectangular spaces.

03Home project calculatorPaint Calculator

Estimate wall and optional ceiling paint from room dimensions, openings, coats, coverage, primer, can size, and price.

04Home project calculatorFlooring Calculator

Estimate flooring area, exclusions, waste, full boxes, purchased coverage, and optional project cost.

05Home project calculatorTile Calculator

Estimate tile pieces and full boxes from surface size, actual tile dimensions, grout spacing, waste, and price.

06Home project calculatorMulch Calculator

Convert one or more landscape areas and depth into cubic yards, standard bags, allowance, and cost.

07Home project calculatorCubic Yard Calculator

Convert dimensions or area and depth into cubic yards, two-cubic-foot bag equivalents, allowance, and cost.

08Home project calculatorCubic Feet Calculator

Find box or cylinder volume in cubic feet, cubic yards, cubic meters, and U.S. gallons.

09Home project calculatorBoard Foot Calculator — Lumber Volume & Cost

Calculate board feet per piece and total lumber volume with quantity, waste allowance, and price.

10Home project calculatorWallpaper Roll Calculator

Estimate wallpaper double rolls from net wall area, usable roll coverage, openings, pattern allowance, and price.

11Home project calculatorGravel Calculator

Estimate cubic yards, tons, compaction, waste, and cost from area, depth, and selectable material density.

12Home project calculatorCost per Square Foot Calculator

Find adjusted cost per square foot or reverse the calculation to create a budget with contingency and tax.

13Home project calculatorDrywall Calculator — Sheets, Mud, Tape & Screws

Estimate drywall sheets for walls and ceilings, then build a first-pass list for screws, tape, compound, waste, and cost.

14Home project calculatorPaver Calculator — Pavers, Base, Sand & Edging

Estimate patio or walkway pavers plus aggregate base, bedding sand, edge restraint, pattern waste, and cost.

15Home project calculatorFence Material Calculator — Posts, Rails, Pickets & Concrete

Turn a fence run into a planning list for sections, posts, rails, pickets or panels, gates, concrete, and cost.

16Home project calculatorTopsoil Calculator — Cubic Yards, Bags & Raised Beds

Convert lawn, garden-bed, or raised-bed dimensions into cubic yards, bag counts, settlement allowance, and cost.