Skip the guesswork.
Get the math right.
Free, accurate construction and DIY calculators. No signup, no fluff — just the numbers you need to order the right amount of material.
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What are you building?
Concrete
Slabs, footings, post holes, sonotube
12 calculatorsLandscaping
Gravel, mulch, topsoil, pavers
9 calculatorsRoofing
Pitch, rafter length, span, slope
7 calculatorsTile & Grout
Coverage, mortar, brand-specific
8 calculatorsHardware Reference
Screw, bolt, drill bit, wire gauge
6 chartsFlooring
Carpet, wallpaper, tile area
5 calculatorsWhy YardsCalc
Built by people who actually order materials
Every calculator on YardsCalc shows its formula, includes brand-specific coverage rates where they matter (Mapei, Quikrete, Sakrete), and lets you toggle units without losing your work. Built once, useful forever — no email signup, no app to download.