Quickly choose from 8 common measurands that we all use everyday, and convert measurements to different units for Length, Mass, Temperature, Time Period, Area, Volume, Pressure and Speed.
Length Measurement
US/Imperial & Metric Units Converter
Convert between us / imperial and metric units for measurements of length, area, volume, speed, temperature, mass, force, and pressure.
Mile Pace Calculator
This tool will help you calculate mile pace (min:sec/mi), from your time taken and distance completed during walking or running
Kilometre Pace Calculator
This tool will help you calculate kilometre pace (min:sec/km), from your time taken and distance completed during walking or running.
Stride Length Calculator
This tool will help you calculate your stride length from your distance and steps recorded during walking or running.
Running or Walking Distance, Steps and Time Calculator
This multi-functional tool will help you calculate many personal fitness performance indicators including cadence, pace, speed and stride from your distance, steps and time recorded during walking or running.
Cylinder and Sphere Dimensions with Same Volume Calculator
This tool will calculate the measurement of a selected dimension for one of the shapes, which is necessary to ensure a cylindrical and spherical shaped object have the same volume.
Box and Sphere Dimensions with Same Volume Calculator
This tool will calculate the measurement of a selected dimension for one of the shapes, which is necessary to ensure a rectangular box and a sphere have the same volume.
Two Cylinders Dimensions with Equal Volume Calculator
This tool will calculate the measurement of a selected dimension for one of the two cylinders, which is necessary to ensure both cylinders have the same volume.
Two Boxes Dimensions with Equal Volume Calculator
This tool will calculate the measurement of a selected dimension for one of the two boxes, which is necessary to ensure both boxes have the same volume. ⬜ = ▯
Box and Cylinder Dimensions with Same Volume Calculator
This tool will calculate the measurement of a selected dimension for one of the shapes, which is necessary to ensure a rectangular box and a cylinder have the same volume.
Push Pull Hydraulic Cylinder Pressure, Diameter and Force Calculator
This tool will calculate the pressure, bore diameter, rod diameter, push force and pull force parameters for a hydraulic cylinder used to cause movement by extending and retracting a rod connected to a mechanical component.
Two Connected Hydraulic Cylinders Force, Diameter and Displacement Calculator
This tool will calculate force, diameter and displacement parameters for two hydraulic piston cylinders of different diameters connected together.
Fluid Depth, Density, Gravity, and Pressure Calculator
This tool will calculate any of parameters defined by the hydrostatic pressure formula P=ρgh which includes depth, density, gravity and pressure.
Elevation, Station (QFE) and Sea Level (QNH) Pressure Calculator
This tool which is based on the icao standard atmosphere model will calculate the station elevation relative to sea level, station pressure or the sea level pressure used for QFE or QNH setting altimeters.
ICAO Standard Atmosphere Altitude and Pressure Calculator
This tool which is based on the icao standard atmosphere model will calculate the air pressure at a height above or below sea level, the altitude from the atmospheric air pressure at the same level, the pressure difference between two altitudes, and the altitude difference between two atmospheric pressures.
US Standard Atmosphere Altitude and Pressure Calculator
This tool which is based on the us standard atmosphere model will calculate the air pressure at a height above or below sea level, the altitude from the atmospheric air pressure at the same level, the pressure difference between two altitudes, and the altitude difference between two atmospheric pressures.
Room Floor, Walls and Ceiling Area Calculator
This tool will calculate the area of the various surfaces inside a rectangular shaped room.
Length, Area and Volume Isotropic Thermal Expansion Calculator
This tool will calculate any parameter from the formula for length, area or volume thermal expansion for an isotropic material
Linear Thermal Expansion Calculator
This tool will calculate any parameter from the formula for linear thermal expansion L₁=L₀(1+αₗ(T₁-T₀))
Newton’s Universal Gravitation Calculator
This tool will calculate any parameter from the formula for Newton’s universal gravitational force F=Gm₁m₂/r²
Work Done & Applied Force to Distance Moved Calculator
Use this calculator to determine the distance an object is moved by using the amount of energy transferred or work done and the force applied to the object d=W/F
Work Done & Distance Moved to Applied Force Calculator
Use this calculator to determine the force applied to an object to use a specified amount of energy or do work to move an object over a defined distance F=W/d
Force Applied & Distance Moved to Work Done Calculator
Use this calculator to determine the work done to move an object with a specific amount of applied force over a defined distance W=Fd
Time Delay to Distance Calculator for Electromagnetic Waves in a Vacuum
Calculate how far away the receiver is from an electromagnetic wave emission source, by entering the time it takes it to travel in a vacuum between the two locations d=t·c₀
Distance to Time Delay Calculator for Electromagnetic Waves in a Vacuum
Calculate the time it takes for an electromagnetic wave to travel in a vacuum by entering the distance to the emission source t=d/c₀
Photon Energy to Wavelength Calculator for Electromagnetic Waves in a Vacuum
Calculate the wavelength of an electromagnetic wave in a vacuum by entering a value for the corresponding energy per photon for the em wave λ=hc₀/E
Wavelength to Photon Energy Calculator for Electromagnetic Waves in a Vacuum
Calculate the energy per photon of an electromagnetic wave by entering a value for the corresponding wavelength E=hc₀/λ
Frequency to Wavelength Calculator for Electromagnetic Waves in a Vacuum
Calculate the wavelength of an electromagnetic wave in a vacuum by entering a value for the corresponding frequency λ=c₀/f
Wavelength to Frequency Calculator for Electromagnetic Waves in a Vacuum
Calculate the frequency of an electromagnetic wave in a vacuum by entering a value for the corresponding wavelength f=c₀/λ
Diameter to Radius of Circle Calculator
This tool will calculate the radius of a circle from the diameter, and will convert different measurement units for diameter and radius r=ø/2
Radius to Diameter of Circle Calculator
This tool will calculate the diameter of a circle from the radius, and will convert different measurement units for radius and diameter ø=2r
Radius to Area of Circle Calculator
This tool will calculate the area of a circle from the radius, and will convert different measurement units for radius and area A=πr²
Area to Radius of Circle Calculator
This tool will calculate the radius of a circle from the area, and will convert different measurement units for area and radius r=√(A/π)
Circumference to Radius of Circle Calculator
This tool will calculate the radius of a circle from the circumference, and will convert different measurement units for circumference and radius r=C/2π
Radius to Volume of Sphere Calculator
This tool will calculate the volume of a sphere from the radius, and will convert different measurement units for radius and volume V=⁴/₃πr³
Volume to Radius of Sphere Calculator
This tool will calculate the radius of a sphere from the volume, and will convert different measurement units for volume and radius r=∛(¾V/π)
Radius to Circumference of Circle Calculator
This tool will calculate the circumference of a circle from the radius, and will convert different measurement units for radius and circumference C=2πr
Radius to Surface Area of Sphere Calculator
This tool will calculate the surface area of a sphere from the radius, and will convert different measurement units for radius and surface area A=4πr²
Surface Area to Radius of Sphere Calculator
This tool will calculate the radius of a sphere from the surface area, and will convert different measurement units for surface area and radius r=√(A/4π)
Surface Area to Diameter of Sphere Calculator
This tool will calculate the diameter of a sphere from the surface area, and will convert different measurement units for surface area and diameter ø=√(A/π)
Diameter to Surface Area of Sphere Calculator
This tool will calculate the surface area of a sphere from the diameter, and will convert different measurement units for diameter and surface area A=πø²
Circumference to Diameter of Circle Calculator
This tool will calculate the diameter of a circle from the circumference, and will convert different measurement units for circumference and diameter ø=C/π
Diameter to Circumference of Circle Calculator
This tool will calculate the circumference of a circle from the diameter, and will convert different measurement units for diameter and circumference C=πø
Volume to Diameter of Sphere Calculator
This tool will calculate the diameter of a sphere from the volume, and will convert different measurement units for volume and diameter ø=∛(6V/π)
Diameter to Volume of Sphere Calculator
This tool will calculate the volume of a sphere from the diameter, and will convert different measurement units for diameter and volume V=πø³/6
Total Distance & Electric Vehicle Consumption to Estimated Total Battery Energy Usage Calculator
This battery energy usage calculator will take the total distance you want to travel and the consumption for the battery powered electric vehicle (EV, BEV) to be used, and estimate the battery energy required to complete the journey.
Battery Energy & Electric Vehicle Consumption to Distance Range Calculator
This distance range calculator will take the total amount of battery energy available and the consumption for the battery powered electric vehicle (EV, BEV) to be used, and will estimate how far it will be possible to travel.
Battery Energy Used & Distance Travelled to Electric Vehicle Consumption Calculator
This electric vehicle consumption calculator will take the battery electrical energy consumed and the distance travelled by a battery powered electric vehicle (EV, BEV), and determine the average fuel consumption performance for that journey.
Total Distance & Electric Vehicle Economy to Estimated Total Battery Energy Usage Calculator
This battery energy usage calculator will take the total distance you want to travel and the economy for the battery powered electric vehicle (EV, BEV) to be used, and estimate the battery energy required to complete the journey.
Battery Energy & Electric Vehicle Economy to Distance Range Calculator
This distance range calculator will take the total amount of battery energy available and the economy for the battery powered electric vehicle (EV, BEV) to be used, and will estimate how far it will be possible to travel.
Distance Travelled & Battery Energy Used to Electric Vehicle Economy Calculator
This fuel economy calculator will take the distance travelled and the battery electrical energy consumed by a battery powered electric vehicle (EV), and determine the average fuel economy performance for that journey.
Total Fuel Volume & Motor Vehicle Fuel Consumption to Distance Range Calculator
This distance range calculator will take the total amount of fuel and the fuel consumption for the petrol, gasoline or diesel engine powered motor vehicle to be used, and will estimate how far it will be possible to travel, d=V/FC
Total Distance & Motor Vehicle Fuel Consumption to Estimated Total Fuel Required Calculator
This fuel usage calculator will take the total distance you want to travel and the fuel consumption for the petrol, gasoline or diesel engine powered motor vehicle to be used, and estimate the amount of fuel required to complete the journey, V=d·FC
Fuel Volume & Motor Vehicle Fuel Economy to Distance Range Calculator
This distance range calculator will take the total amount of fuel and the fuel economy for the petrol, gasoline or diesel engine powered motor vehicle to be used, and will estimate how far it will be possible to travel, d=V·FE
Total Distance & Motor Vehicle Fuel Economy to Estimated Total Fuel Required Calculator
This fuel usage calculator will take the total distance you want to travel and the fuel economy for the petrol, gasoline or diesel engine powered motor vehicle to be used, and estimate the amount of fuel required to complete the journey V=d/FE
Fuel Volume Used & Distance Travelled to Motor Vehicle Fuel Consumption Calculator
This fuel consumption calculator will take the quantity of liquid fuel used and the distance travelled by a petrol, gasoline or diesel engine powered motor vehicle, and determine the average fuel consumption performance for that journey, FC=V/d
Volume & Length to Diameter of Cylinder Calculator
This online tool will calculate the diameter of a cylindrical shaped object from the required volume capacity and length ø =2√(V/Lπ)
Volume & Diameter to Length of Cylinder Calculator
This online tool will calculate the length of a cylindrical shaped object from the required volume capacity and diameter =4V/πø²
Single Unit Height to Feet and Inches (ft in, ′ ″) Converter
This tool will allow you to enter a height measured in millimetres (mm), centimetres (cm), yards (yd), metres (m) plus many other units, and convert it to the equivalent height in feet (ft, ′) and inches (in, ″).
Single Unit Width to Feet and Inches (ft in, ′ ″) Converter
This tool will allow you to enter a width measured in millimetres (mm), centimetres (cm), yards (yd), metres (m) plus many other units, and convert it to the equivalent width in feet (ft, ′) and inches (in, ″).
Single Unit Length to Feet and Inches (ft in, ′ ″) Converter
This tool will allow you to enter a length measured in millimetres (mm), centimetres (cm), yards (yd), metres (m) plus many other units, and convert it to the equivalent length in feet (ft, ′) and inches (in, ″).
Feet and Inches (ft in, ′ ″) to Single Unit Width Converter
This tool will allow you to enter a width measured in foot (ft, ′) and inch (in, ″) divisions and convert it to the equivalent width in millimetres (mm), centimetres (cm), yards (yd), metres (m) and many other units.
Feet and Inches (ft in, ′ ″) to Single Unit Height Converter
This tool will allow you to enter a height measured in foot (ft, ′) and inch (in, ″) divisions and convert it to the equivalent height in millimetres (mm), centimetres (cm), yards (yd), metres (m) and many other units.
Feet and Inches (ft in, ′ ″) to Single Unit Length Converter
This tool will allow you to enter a length measured in foot (ft, ′) and inch (in, ″) divisions and convert it to the equivalent length in millimetres (mm), centimetres (cm), yards (yd), metres (m) and many other units.
Area to Length or Width Calculator
This online tool will calculate the length or width of a rectangular shaped surface from the area, and one other known dimension of length, L₂=A/L₁
Volume to Length, Width or Height Calculator
This online tool will calculate the length, width or height of a rectangular shaped box from the volume, and two other known dimensions of length, L₃=V/L₁L₂
Linear Mass Density Converter
This conversion tool will convert the linear mass density or mass per unit length of an item from one set of measurement units to another and display a related conversion scale for each individual conversion selected.
Mass and Length x Width to Area Density Calculator
This calculator is used to determine the area density from the total measured mass and area of an item, ρₐ=m/LW
Length x Width and Area Density to Total Mass Calculator
This calculator is used to determine the total mass of an item from the measured length and width with a specified area density, m=LWρₐ
Mass and Length Total to Linear Density Calculator
This calculator is used to determine the linear mass density from the total measured mass and length of an item, λₘ=m/L
Mass Total and Linear Density to Total Length Calculator
This calculator is used to determine the total length of an item from the total mass measured with a specified linear mass density, L=m/λₘ
Length Total and Linear Density to Total Mass Calculator
This calculator is used to determine the total mass of an item from the total length measured with a specified linear mass density, m=Lλₘ
Length total and Amount per unit length to Amount total Calculator
This total length and amount per unit of length to total amount calculator can be used to calculate any quantity total from the total length in one type of length measurement unit, and the unit length quantity in another type.
Length x Width and Amount per unit area to Amount total Calculator
This length, width and amount per unit of area to total amount calculator can be used to calculate any quantity total, from the length & width in different units of a rectangular area, and the unit area quantity in any area measurement units.
Depth Converter
This depth converter and conversion scale can be used to convert any measurement of depth from one unit of depth to another.
Height Converter
This height converter and conversion scale can be used to convert any measurement of height from one unit of height to another.
Width Converter
This width converter and conversion scale can be used to convert any measurement of width from one unit of width to another.
Distance Converter
This distance converter and conversion scale can be used to convert any measurement of distance from one unit of distance to another.
Volumetric Flow Rate & Rectangular Duct Width x Height to Flow Velocity Calculator
Calculate the flow speed from a selected volumetric flow rate through a rectangular duct with a defined width and height, v=Q/wh
Flow Velocity & Rectangular Duct Width x Height to Volumetric Flow Rate Calculator
Calculate the volumetric flow rate from a selected flow speed through a rectangular duct with a defined width and height, Q=vwh
Volumetric Flow Rate & Flow Speed to Pipe Diameter Calculator
Calculate the internal diameter of a pipe or duct from the rate of volumetric flow and the flow speed , ø=2(Q/vπ)½
Volumetric Flow Rate & Pipe Diameter to Flow Speed Calculator
Calculate the flow velocity from a selected volumetric flow through a pipe or duct of a certain diameter, v=4Q/πø²
Flow Velocity & Pipe Diameter to Volumetric Flow Rate Calculator
Calculate the volumetric flow rate from a chosen flow velocity through a pipe or duct of a certain diameter, Q=¼vπø²
Universal Amount per unit of Length Converter
This amount per unit length ratio converter and conversion scale can be used to convert any quantity per unit length (linear density) of your choosing, and provide the equivalent amount per unit length in different units.
Length & Diameter to Volume of Cylinder Calculator
Calculate the volume of a cylinder shape from the dimensions for length and diameter. This cylinder volume calculator will accept a mix of measurement units for each dimension and calculated volume.
Length Converter
This metric, imperial and si unit length measuring converter and conversion scale can be used to convert any measurement of length from one unit of length to another.
Length & Width to Area Calculator
This tool will calculate the area of a rectangle from the dimensions of length and width, A=LW
Length, Width & Height to Volume Calculator
Calculate the volume of a rectangular shaped box, solid or space from the dimensions of length, width and height, V=LWH
Time Taken and Average Speed to Travel Distance Calculator
Estimate travel range from the time taken and the average speed and show a conversion chart for different time and distances at the same speed, d=v/t
Distance Travelled & Fuel Volume Used to Fuel Economy Calculator
This fuel economy calculator will take the distance travelled and the quantity of liquid fuel used by a petrol, gasoline or diesel engine powered motor vehicle, and determine the average fuel economy performance for that journey, FE=d/V
Area to Diameter of Circle Calculator
This tool will calculate the diameter of a circle from the area, and will convert different measurement units for area and diameter, ø=2√(A/π)
Diameter to Area of Circle Calculator
This tool will calculate the area of a circle from the diameter, and will convert different measurement units for diameter and area, A=¼πø²
Land Area & Machine Width & Speed to Coverage Time Calculator
This calculator will estimate the amount of time it will take a machine of a specified width and speed to completely process an area of land, t=A/wv