Estimators, project managers, and trades use these calculators and converters for measurements, materials, and quick on-site calculations.
Convert between metric, imperial, and other length units including meters, kilometers, inches, feet, miles, and more with real-time conversion
Convert between metric and US customary volume units including mL, L, tsp, tbsp, fl oz, cups, pints, quarts, and gallons with real-time conversion
Convert between square meters, square feet, acres, hectares, and other area units for real estate, construction, and land measurement with high precision
Convert between torque units including N⋅m, lbf⋅ft, kgf⋅m, dyn⋅cm, and more. Perfect for engineering, automotive, and mechanical applications
Convert between force units including newtons, pound-force, dynes, and kilogram-force. Essential for physics, engineering, construction, and automotive applications.
Convert between different hardness scales including Mohs, Rockwell, Vickers, and Brinell. Essential for materials science, metallurgy, and quality control.
Convert between different viscosity units including Pa·s, poise, centipoise, and stokes. Essential for chemical engineering, fluid dynamics, and materials science.
Convert between pressure units including Pa, bar, atm, PSI, mmHg, and more. Perfect for engineering, physics, chemistry, and everyday applications
Convert between pressure, volume, temperature, and moles using the ideal gas law (PV = nRT)
Convert between specific volume units including m³/kg, ft³/lb, and more. Essential for thermodynamics and fluid mechanics
Convert between moment of force units including N·m, lbf·ft, and more. Essential for mechanical engineering and statics
Convert between fuel efficiency units based on volume including L/100km, mpg, and more. Essential for automotive engineering and fuel analysis
Convert between dynamic viscosity units including Pa·s, poise, centipoise, and more. Essential for fluid dynamics and rheology
Convert between kinematic viscosity units including m²/s, stokes, centistokes, and more. Essential for fluid dynamics and flow analysis
Convert between surface tension units including N/m, dyn/cm, lb/ft, and more. Essential for fluid mechanics and interfacial phenomena
Convert between permeability units including m², darcy, millidarcy, and more. Essential for petroleum engineering and porous media flow
Convert between frequency and wavelength units including Hz, THz, nm, μm, and more. Essential for optics and electromagnetic wave analysis
Convert between magnetomotive force units including ampere-turns, gilberts, and more. Essential for electrical engineering and electromagnetics
Convert between lumber volume units including board feet, cubic meters, cubic feet, and more. Essential for woodworking and construction