Ivan Gavrilov/CalcKit: All-in-One Calculator

Binary 
Octal 
Decimal 
Hex

Megawatt 
Kilowatt 
Watt 
Milliwatt 
HP (Mechanic) 
HP (Metric) 
HP (Electric) 
Btu (IT) / hour 
Btu (th) / hour 
Calorie (IT) / hour 
Calorie (th) / hour 
Pound-foot / hour 
Joule / second 
Erg / second

Yotta 
Zetta 
Exa 
Peta 
Tera 
Giga 
Mega 
Kilo 
Hecto 
Deka 
None 
Deci 
Centi 
Milli 
Micro 
Nano 
Pico 
Femto 
Atto 
Zepto 
Yocto

Megapascal 
Kilopascal 
Pascal 
Bar 
Pounds / inch² 
Pounds / foot² 
Kilograms / meter² 
Newtons / meter² 
Atmosphere 
Millimeter mercury 
Inch mercury 
Torr

Number 
Roman Number

Men 
Europe 
US 
UK 
Australia 
Japan 
Centimeters 
Inches 
Women 
Boys 
Girls

Meter/second 
Kilometer/hour 
Mile/hour 
Foot/second 
Knot 
Knot (UK) 
Mach 
Speed of Light

Celsius 
Fahrenheit 
Kelvin 
Rankine 
Delisle 
Réaumur 
Rømer

Hours 
Days 
Weeks 
Months 
Years 
Decades 
Centuries 
Millenniums

Liter 
Deciliter 
Milliliter 
Meter³ 
Centimeter³ 
Yard³ 
Foot³ 
Inch³ 
Barrel (US) 
Barrel (UK)

Kilometer / s² 
Meter / s² 
Millimeter / s² 
Micrometer / s² 
Nanometer / s² 
Mile / s² 
Yard / s² 
Foot / s² 
Inch / s² 
Gal 
Galileo 
Acceleration of gravity

Revolution / s² 
Revolution / min² 
Radian / s² 
Radian / min²

Duct Shape 
Duct Dimensions 
Unit 
Width 
Height 
LFM 
Meters / second 
Miles / hour 
CFM 
Meters³ / hour 
Liters / second 
Circular, Rectangular

Kilogram / meter³ 
Gram / meter³ 
Milligram / meter³ 
Kilogram / liter 
Gram / liter 
Milligram / liter 
Microgram / liter 
Pound / inch³ 
Pound / foot³ 
Pound / yard³ 
Pound / gallon (US) 
Pound / gallon (UK) 
Ounce / inch³ 
Ounce / foot³ 
Ounce / gallon (US) 
Ounce / gallon (UK) 
Ton / yard³ (Short) 
Ton / yard³ (Long) 
Slug / foot³ 
Psi / 1000 feet 
Earth's density (mean)

Kilogram-meter² 
Kilogram-centimeter² 
Kilogram-millimeter² 
Gram-centimeter² 
Gram-millimeter² 
Pound-foot² 
Pound-inch² 
Ounce-inch² 
Slug-foot²

Meter³ / kilogram 
Centimeter³ / gram 
Liter / kilogram 
Liter / gram 
Foot³ / kilogram 
Foot³ / pound 
Gallon / pound (US) 
Gallon / pound (UK)

Kilonewton meter 
Newton meter 
Millinewton meter 
Dyne meter 
Gram-force meter 
Pound-force inch 
Ounce-force foot 
Ounce-force inch 
Poundal inch

Radian / second 
Radian / minute 
Radian / hour 
Radian / day 
Degree / second 
Degree / minute 
Degree / hour 
Degree / day 
Revolution / second 
Revolution / minute 
Revolution / hour 
Revolution / day

Megacoulomb 
Kilocoulomb 
Coulomb 
Millicoulomb 
Microcoulomb 
Ampere-second 
Ampere-minute 
Ampere-hour 
Abcoulomb 
EMU of charge 
ESU of charge 
Statcoulomb 
Franklin 
Elementary charge

Kiloampere 
Ampere 
Milliampere 
Microampere 
Biot 
Abampere 
EMU of current 
ESU of current 
Statampere