Measurement unit conversion program. You can convert between 1545 different units quickly and easily. iUnit also displays the values of 91 physical constants. iUnit converts between the following types of units: Acceleration Angle Area Capacitance Concentration Corrosion Rate Currency Currency - European Union Density Diffusitivity Distance Electrical Conductance Electrical Charge Energy Enthalpy - mol basis Frequency Enthalpy - mass basis Enthalpy - volume basis Entropy Force Heat Capacity Heat Flux Heat Rate Heat Transfer Coefficient Industrial Weight Per Area Units Luminous Luminence Luminous Intensity Magnetic Flux Magnetic Flux Density Magnetic Field Strength Mass Mass Flow Rate Momentum Moment-Torque Power Pressure Radiation Activity Stress Surface Tension Temperature Thermal Conductivity Thermal expansion - linear Thermal expansion - volume Time Type (printer's) Velocity Volume Volume Flow Rate Viscosity (Kinematic) Viscosity (Dynamic)