Calculators

A set of aeronautical themed calculators to assist pilots and engineers.
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An airspeed calculator designed to convert between indicated/calibrated airspeed and true air speed. Can also convert to Mach number and equivalent airspeed.
An airspeed calculator designed to convert between indicated/calibrated airspeed and true air speed. Can also convert to Mach number and equivalent airspeed.
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19 May 2022
Our crosswind calculator can be used to quickly determine the parallel and crosswind components of the wind relative to the runway.
Our crosswind calculator can be used to quickly determine the parallel and crosswind components of the wind relative to the runway.
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16 November 2022
This standard atmosphere calculator is based on the 1976 model of the U.S. Standard Atmosphere.
This standard atmosphere calculator is based on the 1976 model of the U.S. Standard Atmosphere.
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28 September 2022
The AeroToolbox NACA 4-series calculator can be used to plot and extract airfoil coordinates for any NACA 4-series airfoil.
The AeroToolbox NACA 4-series calculator can be used to plot and extract airfoil coordinates for any NACA 4-series airfoil.
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28 September 2022
The Reynolds number calculator can either be used in manual mode or alternatively used in with the standard atmosphere calculator.
The Reynolds number calculator can either be used in manual mode or alternatively used in with the standard atmosphere calculator.
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28 September 2022
Use this tool to calculate the Pressure and Density Altitude from airfield elevation, the local QNH , the Outside Air Temperature and the Dew Point.
Use this tool to calculate the Pressure and Density Altitude from airfield elevation, the local QNH , the Outside Air Temperature and the Dew Point.
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09 November 2023
The Wing Plotting Tool allows you to sketch a wing planform by defining a combination of Wing Area, Wing Span, Aspect Ratio, Taper Ratio, Chord and Sweep.
The Wing Plotting Tool allows you to sketch a wing planform by defining a combination of Wing Area, Wing Span, Aspect Ratio, Taper Ratio, Chord and Sweep.
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28 September 2022
The NACA 5-series tool can be used to plot and extract coordinates of any NACA 5-series airfoil.
The NACA 5-series tool can be used to plot and extract coordinates of any NACA 5-series airfoil.
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28 September 2022
Access and decode the METAR at any issuing airport for the latest prevailing weather conditions. Search by airport  name or ICAO code.
Access and decode the METAR at any issuing airport for the latest prevailing weather conditions. Search by airport name or ICAO code.
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17 May 2023
The variation in turbulent flat plate skin friction coefficient with Reynolds number is used when compiling an estimation of aircraft parasitic drag.
The variation in turbulent flat plate skin friction coefficient with Reynolds number is used when compiling an estimation of aircraft parasitic drag.
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28 September 2020
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