Convert Any Unit

The Fastest Way To Convert Units
Paid Version
(No Ads)

Super Fast

  • Just type in a unit without first selecting the category. As you type, a list of most likely units appear. Tap a unit to select it. For most units, 1 or 2 letters is enough to find the unit you want.
  • The category of the To unit is automatically restricted to the category of the From unit.
  • As you search for the second unit, the conversion is automatically shown in line with the search results.
  • To see how fast it is to select units, watch this video:

Easy to Understand

  • The result of the unit conversion is shown as an easy to understand equation.
  • The formula for converting between units is shown below the conversion result.
  • Both unit symbols and names are shown.


  • Save bookmarks of your favorite conversions.
  • Drag and drop to reorder them and organize them into folders.
  • Currency units conversions are shown with the current exchange rate.

Custom Units

  • Add your own custom units!

Over 6,400 Units In 51 Categories

  • Acceleration
  • Angle
  • Area
  • Blood Cholesterol
  • Blood Glucose
  • Capacitance
  • Currency
  • Currency / Volume
  • Data
  • Data Rate
  • Density
  • Dynamic Viscosity
  • Electric Charge
  • Electric Current
  • Electric Potential
  • Electrical Conductance
  • Electrical Resistance
  • Energy
  • Force
  • Frequency
  • Fuel Economy
  • Illuminance
  • Inductance
  • Kinematic Viscosity
  • Length
  • Luminance
  • Magnetic Field Intensity
  • Magnetic Flux
  • Magnetic Flux Density
  • Mass
  • Mass Flow
  • Mass Fraction
  • Mass Moment of Inertia
  • Mole Fraction
  • Numeral Systems
  • Pace (Speed)
  • Power
  • Pressure
  • Radiation - Absorbed Dose
  • Radiation - Equivalent Dose
  • Radiation Rate - Equivalent Dose
  • Radioactivity
  • Sound
  • Speed
  • Temperature
  • Time
  • Torque
  • Volume
  • Volume Flow
  • Volume / Area
  • Water Hardness
  • Weight (Mass)
  • Wire Gauge

Adjustable Font Size

  • Adjust the font size in 5% increments.
  • Increase up to 140% bigger.

Automatic Number Formatting

  • Thousands Separators.
  • Adjustable minimum / maximum Decimal Digits.
  • Scientific or Engineering E Notation.

Inline Calculator

  • Calculate an equation as your input

Convert To Fraction

  • A clever Convert to Fraction slider, lets you quickly convert the unit conversion to the nearest fraction
  • The fraction result is stated as being Exact or Rounded to the nearest fraction.

Flip Units Button

  • Quickly switch the From and To units

Reset Button

  • Quickly clear all inputs and start over.

Split View

  • On the iPad, use the app at the same time as other apps.

URL Scheme

  • convertanyunit://
  • convertanyunitfree://