Convert

Convert is designed as a conversion calculator but will also be useful as an ordinary calculator (non-scientific in present version).

Convert can convert from and to combined units such as:
- 3 pounds AND 5 ounces --> kilograms
- 6 metres --> feet AND inches
- 0.73 hours --> minutes AND seconds
- 16.2 litres --> gallons AND pints

Categories of units include:
Length
Weight
Volume
Time
Angle
Area
Speed
Pressure
Temperature
Fuel economy
Energy
Power
Number (Roman, binary, hex etc)
Currency

Currency exchange rates are updated live according to your settings frequency.
If there is no internet connection then the last updated rates are used.
Many currencies are supported but more are available - please email if you wish one to be supported.
(The exchange rates are downloaded from 'Open Exchange Rates' and are provided for informational purposes only and do not constitute financial advice of any kind).

Accuracy - internal calculation is to 16 figures though conversion factors are 9 - 16 figures. Maximum displayed accuracy is 8 figures.