DIY & Home

Estimate cubic yards and 60/80 lb bags of concrete needed for a slab, footing, wall, column, or stairs from length, width, and thickness measurements.

Estimate total fuel cost for any trip from distance, vehicle fuel economy in MPG or L/100km, and gas or diesel price per gallon or liter at the pump.

Convert length between meters, kilometers, centimeters, millimeters, inches, feet, yards, and miles instantly with high-precision decimal output values.

Convert area between square feet, square meters, square yards, acres, hectares, and square kilometers for real estate, construction, and land measurement.

Convert volume between liters, milliliters, US and UK gallons, quarts, pints, cups, fluid ounces, and cubic meters for cooking, chemistry, and engineering.

Convert weight and mass between kilograms, grams, pounds, ounces, stone, and metric tonnes with precise conversion factors and multiple decimals of accuracy.