Water-Cement Ratio Calculator
Calculate the water needed for a target water-cement ratio. Enter your cement weight and ratio to get water in pounds, gallons, and liters, plus a strength guide.
Tools
Concrete Patch / Resurfacer Calculator
Work out how much concrete resurfacer, patch compound or crack filler you need. Enter your area or crack size and thickness to get bags, primer, tubes and cost. Free and instant.
Expansion / Control Joint Spacing Calculator
Work out where control and expansion joints belong in a concrete slab. Enter slab size and thickness to get joint spacing, panel layout, sealant needed and cost. Free and instant.
Concrete Retaining Wall Calculator
Work out exactly how much concrete you need for a poured retaining wall. Enter wall size, footing and length to get bags, cubic yards, rebar guidance and cost. Free and instant.
Mortar Calculator
Work out mortar bags for laying block or brick — enter your wall size, unit type and joint thickness to get bags, volume and cost.
Compost Calculator
Work out exactly how much compost you need for garden beds, lawns or soil amending. Enter your area, depth and blend ratio to get cubic yards, bags and cost. Free and instant.
Raised Bed Soil Calculator
Work out exactly how much soil mix you need for a raised garden bed. Enter bed size and depth to get a topsoil, compost and aeration breakdown, bags, cubic yards and cost. Free and instant.
Topsoil Calculator – Cubic Yards, Bags & Cost for Lawns and Beds
Work out how much topsoil you need for a lawn, garden bed or grading job. Enter your area and depth to get cubic yards, bags, weight and a printable cost estimate. Free and instant.
Limestone Calculator – Tons, Cubic Yards & Cost Estimator
Work out exactly how much crushed limestone you need. Enter your area and depth to get tons, cubic yards, bags, weight and cost. Free and instant.
Riprap / Rock Calculator — Tons, Cubic Yards & Cost
Work out exactly how much riprap or rock you need for erosion control or slope stabilization. Enter area size, depth and rock class to get tons, cubic yards and cost. Free and instant.