Conversions Calculators
Unit conversions for length, weight, temperature, speed, area, volume, pressure, energy, and more.
Inches to Feet Converter
Convert Inches to Feet instantly. Free in to ft converter.
Feet to Inches Converter
Convert Feet to Inches instantly. Free ft to in converter.
Meters to Feet Converter
Convert Meters to Feet instantly. Free m to ft converter.
Feet to Meters Converter
Convert Feet to Meters instantly. Free ft to m converter.
Miles to Kilometers Converter
Convert Miles to Kilometers instantly. Free mi to km converter.
Kilometers to Miles Converter
Convert Kilometers to Miles instantly. Free km to mi converter.
Celsius to Fahrenheit Converter
Convert Celsius to Fahrenheit instantly. Free temperature converter.
Fahrenheit to Celsius Converter
Convert Fahrenheit to Celsius instantly. Free temperature converter.
Pounds to Kilograms Converter
Convert Pounds to Kilograms instantly. Free lb to kg converter.
Kilograms to Pounds Converter
Convert Kilograms to Pounds instantly. Free kg to lb converter.
Ounces to Grams Converter
Convert Ounces to Grams instantly. Free oz to g converter.
Grams to Ounces Converter
Convert Grams to Ounces instantly. Free g to oz converter.
Liters to Gallons Converter
Convert Liters to Gallons instantly. Free L to gal converter.
Gallons to Liters Converter
Convert Gallons to Liters instantly. Free gal to L converter.
Square Feet to Acres Converter
Convert Square Feet to Acres instantly. Free sq ft to acres converter.
Acres to Square Feet Converter
Convert Acres to Square Feet instantly. Free acres to sq ft converter.
Cubic Feet to Cubic Yards Converter
Convert Cubic Feet to Cubic Yards instantly. Free cu ft to cu yd converter.
Cubic Yards to Cubic Feet Converter
Convert Cubic Yards to Cubic Feet instantly. Free cu yd to cu ft converter.
Square Meters to Square Feet Converter
Convert Square Meters to Square Feet instantly. Free sq m to sq ft converter.
Square Inches to Square Feet Converter
Convert Square Inches to Square Feet instantly. Free sq in to sq ft converter.
Minutes to Hours Converter
Convert Minutes to Hours instantly. Free min to hr converter.
Hours to Minutes Converter
Convert Hours to Minutes instantly. Free hr to min converter.
Days to Weeks Converter
Convert Days to Weeks instantly. Free days to weeks converter.
Weeks to Days Converter
Convert Weeks to Days instantly. Free weeks to days converter.
Months to Years Converter
Convert Months to Years instantly. Free months to years converter.
Years to Months Converter
Convert Years to Months instantly. Free years to months converter.
Speed Converter (MPH to KM/H)
Convert miles per hour to kilometers per hour and meters per second. Free speed unit converter.
Pressure Converter (PSI to Bar)
Convert PSI to Bar and kilopascals instantly. Free pressure unit converter.
Energy Converter (Joules to Calories)
Convert joules to calories and kilowatt-hours instantly. Free energy unit converter.
Power Converter (Watts to Horsepower)
Convert watts to horsepower and BTU per hour instantly. Free power unit converter.
Length Converter
Convert between centimeters, inches, meters, millimeters, and yards. Free multi-unit length converter.
Weight Converter
Convert between kilograms, pounds, ounces, grams, and stone. Free multi-unit weight converter.
Temperature Converter
Convert between Celsius, Fahrenheit, Kelvin, and Rankine. Free multi-unit temperature converter.
Volume Converter
Convert between liters, gallons, quarts, cups, milliliters, and fluid ounces. Free volume converter.
Area Converter
Convert between square meters, square feet, square yards, acres, hectares, and square kilometers. Free area converter.
Time Converter
Convert between seconds, minutes, hours, days, and weeks. Free multi-unit time converter.
Force Converter
Convert between Newtons, pound-force, dynes, and kilogram-force. Free force unit converter.
Frequency Converter
Convert between Hertz, kilohertz, megahertz, gigahertz, and RPM. Free frequency converter.
Data Storage Converter
Convert between bytes, kilobytes, megabytes, gigabytes, and terabytes. Free data storage converter.
Fuel Economy Converter (MPG to L/100km)
Convert miles per gallon to liters per 100 kilometers and km per liter. Free fuel economy converter.
Angle Converter
Convert between degrees, radians, gradians, and turns. Free angle unit converter.
Density Converter
Convert between kg/m³, lb/ft³, g/cm³, and g/mL. Free density unit converter.
Torque Converter
Convert between Newton-meters, foot-pounds, inch-pounds, and kilogram-force meters. Free torque converter.
Flow Rate Converter
Convert between liters per minute, gallons per minute, cubic meters per hour, and cubic feet per minute. Free flow rate converter.
Cooking Measurement Converter
Convert between cups, tablespoons, teaspoons, milliliters, and fluid ounces. Free cooking measurement converter.
Shoe Size Converter
Convert US shoe sizes to EU and UK sizes. Free shoe size converter.
Binary to Decimal Converter
Convert binary numbers to decimal. Enter each binary digit position to build the number. Free binary to decimal converter.
Hex to Decimal Converter
Convert hexadecimal values to decimal. Enter individual hex digit values (0-15) for each position. Free hex to decimal converter.
Octal Converter
Convert octal (base-8) numbers to decimal. Enter individual octal digit values. Free octal to decimal converter.
Roman Numeral Converter
Convert a decimal number to its Roman numeral components. See the breakdown of thousands, hundreds, tens, and ones. Free Roman numeral converter.
Fraction to Decimal Converter
Convert fractions to decimal numbers. Enter the numerator and denominator to get the decimal equivalent. Free fraction converter.
Decimal to Fraction Converter
Convert decimal numbers to approximate fractions. Enter a decimal value and a precision denominator. Free decimal to fraction converter.
Percentage to Fraction Converter
Convert percentages to simplified fractions. Free percentage to fraction converter.
Fuel Economy Converter
Convert between MPG (miles per gallon) and L/100km (liters per 100 kilometers).
MPH to KPH Converter
Convert Miles per Hour to Kilometers per Hour instantly. Free mph to km/h converter.
Knots to MPH Converter
Convert Knots to Miles per Hour instantly. Free kn to mph converter.
Mach Number to Speed Converter
Convert Mach number to miles per hour and kilometers per hour. Speed of sound converter.
Meters per Second to MPH Converter
Convert Meters per Second to Miles per Hour instantly. Free m/s to mph converter.
Feet per Second to MPH Converter
Convert Feet per Second to Miles per Hour instantly. Free ft/s to mph converter.
KPH to Meters per Second Converter
Convert Kilometers per Hour to Meters per Second instantly. Free km/h to m/s converter.
Acres to Hectares Converter
Convert Acres to Hectares instantly. Free acres to ha converter.
Square Meters to Square Feet Converter
Convert Square Meters to Square Feet instantly. Free sq m to sq ft converter.
Square Kilometers to Square Miles Converter
Convert Square Kilometers to Square Miles instantly. Free sq km to sq mi converter.
Square Yards to Square Meters Converter
Convert Square Yards to Square Meters instantly. Free sq yd to sq m converter.
Square Inches to Square Centimeters Converter
Convert Square Inches to Square Centimeters instantly. Free sq in to sq cm converter.
Hectares to Square Feet Converter
Convert Hectares to Square Feet instantly. Free ha to sq ft converter.
Gallons to Liters Converter
Convert US Gallons to Liters instantly. Free gal to L converter.
Cubic Feet to Cubic Meters Converter
Convert Cubic Feet to Cubic Meters instantly. Free cu ft to cu m converter.
Cubic Yards to Cubic Meters Converter
Convert Cubic Yards to Cubic Meters instantly. Free cu yd to cu m converter.
Barrels to Gallons Converter
Convert Barrels (US Oil) to Gallons instantly. Free bbl to gal converter.
Pints to Liters Converter
Convert Pints (US) to Liters instantly. Free pt to L converter.
Quarts to Liters Converter
Convert Quarts (US) to Liters instantly. Free qt to L converter.
Fluid Ounces to Milliliters Converter
Convert Fluid Ounces (US) to Milliliters instantly. Free fl oz to mL converter.
Bushels to Liters Converter
Convert Bushels (US) to Liters instantly. Free bu to L converter.
Bytes to Kilobytes Converter
Convert Bytes to Kilobytes instantly. Free B to KB converter.
Megabytes to Gigabytes Converter
Convert Megabytes to Gigabytes instantly. Free MB to GB converter.
Terabytes to Petabytes Converter
Convert Terabytes to Petabytes instantly. Free TB to PB converter.
Bits to Bytes Converter
Convert Bits to Bytes instantly. Free bit to B converter.
Gigabytes to Terabytes Converter
Convert Gigabytes to Terabytes instantly. Free GB to TB converter.
Megabits to Megabytes Converter
Convert Megabits to Megabytes instantly. Free Mbit to MB converter.
Atmospheres to PSI Converter
Convert Atmospheres to PSI instantly. Free atm to psi converter.
Bar to PSI Converter
Convert Bar to PSI instantly. Free bar to psi converter.
Pascal to Atmospheres Converter
Convert Pascals to Atmospheres instantly. Free Pa to atm converter.
mmHg to Atmospheres Converter
Convert mmHg (Torr) to Atmospheres instantly. Free mmHg to atm converter.
Torr to Pascal Converter
Convert Torr to Pascals instantly. Free Torr to Pa converter.
Kilopascals to PSI Converter
Convert Kilopascals to PSI instantly. Free kPa to psi converter.
PSI to Bar Converter
Convert PSI to Bar instantly. Free psi to bar converter.
Joules to Calories Converter
Convert Joules to Calories instantly. Free J to cal converter.
BTU to Joules Converter
Convert BTU to Joules instantly. Free BTU to J converter.
Kilowatt-Hours to Joules Converter
Convert Kilowatt-Hours to Joules instantly. Free kWh to J converter.
Electron Volts to Joules Converter
Convert electron volts (eV) to joules. Useful for physics and chemistry applications.
Calories to BTU Converter
Convert Calories to BTU instantly. Free cal to BTU converter.
Therms to BTU Converter
Convert Therms to BTU instantly. Free therm to BTU converter.
Watt-Hours to Joules Converter
Convert Watt-Hours to Joules instantly. Free Wh to J converter.
Hours to Minutes Converter
Convert Hours to Minutes instantly. Free hr to min converter.
Days to Hours Converter
Convert Days to Hours instantly. Free days to hr converter.
Weeks to Days Converter
Convert Weeks to Days instantly. Free weeks to days converter.
Months to Weeks Converter
Convert Months to Weeks instantly. Free months to weeks converter.
Years to Days Converter
Convert Years to Days instantly. Free years to days converter.
Seconds to Milliseconds Converter
Convert Seconds to Milliseconds instantly. Free s to ms converter.
Minutes to Seconds Converter
Convert Minutes to Seconds instantly. Free min to s converter.
Degrees to Radians Converter
Convert angle measurements from degrees to radians. Essential for trigonometry and calculus.
Radians to Degrees Converter
Convert angle measurements from radians to degrees. Essential for trigonometry and engineering.
Decimal to Fraction Converter
Convert any decimal number to its fractional equivalent. Shows simplified fraction form.
Fraction to Decimal Converter
Convert any fraction to its decimal equivalent. Enter numerator and denominator.
Roman Numeral Converter
Convert between Arabic numerals and Roman numerals. Displays the breakdown of place values.
Binary to Decimal Converter
Convert binary (base-2) numbers to decimal (base-10). Enter up to 8 binary digits.
Hexadecimal to Decimal Converter
Convert hexadecimal (base-16) numbers to decimal by entering each hex digit separately.
Octal to Decimal Converter
Convert octal (base-8) numbers to decimal (base-10) by entering each digit.
Currency Exchange Rate Calculator
Calculate currency conversion using a custom exchange rate. Enter the amount and the rate to convert between any two currencies.
Centimeters to Inches Converter
Convert Centimeters to Inches instantly. Free cm to in converter.
Inches to Centimeters Converter
Convert Inches to Centimeters instantly. Free in to cm converter.
Yards to Meters Converter
Convert Yards to Meters instantly. Free yd to m converter.
Meters to Yards Converter
Convert Meters to Yards instantly. Free m to yd converter.
Millimeters to Inches Converter
Convert Millimeters to Inches instantly. Free mm to in converter.
Nautical Miles to Kilometers Converter
Convert Nautical Miles to Kilometers instantly. Free nmi to km converter.
Stones to Pounds Converter
Convert Stones to Pounds instantly. Free st to lb converter.
Stones to Kilograms Converter
Convert Stones to Kilograms instantly. Free st to kg converter.
Metric Tons to Pounds Converter
Convert Metric Tons to Pounds instantly. Free t to lb converter.
Cups to Milliliters Converter
Convert Cups (US) to Milliliters instantly. Free cups to mL converter.
Tablespoons to Milliliters Converter
Convert Tablespoons (US) to Milliliters instantly. Free tbsp to mL converter.
Teaspoons to Milliliters Converter
Convert Teaspoons (US) to Milliliters instantly. Free tsp to mL converter.
Light Years to Kilometers Converter
Convert Light Years to Kilometers instantly. Free ly to km converter.
Horsepower to Watts Converter
Convert mechanical horsepower to watts and kilowatts. Useful for engine and motor specifications.
Newtons to Pounds-Force Converter
Convert Newtons to Pounds-Force instantly. Free N to lbf converter.
Pounds-Force to Newtons Converter
Convert Pounds-Force to Newtons instantly. Free lbf to N converter.
Newton-Meters to Foot-Pounds Converter
Convert Newton-Meters to Foot-Pounds instantly. Free N·m to ft·lb converter.
Foot-Pounds to Newton-Meters Converter
Convert Foot-Pounds to Newton-Meters instantly. Free ft·lb to N·m converter.
Dynes to Newtons Converter
Convert Dynes to Newtons instantly. Free dyn to N converter.
Kilonewtons to Newtons Converter
Convert Kilonewtons to Newtons instantly. Free kN to N converter.
Kilogram-Force to Newtons Converter
Convert Kilogram-Force to Newtons instantly. Free kgf to N converter.
Ounce-Force to Newtons Converter
Convert Ounce-Force to Newtons instantly. Free ozf to N converter.
Hertz to Kilohertz Converter
Convert Hertz to Kilohertz instantly. Free Hz to kHz converter.
Megahertz to Gigahertz Converter
Convert Megahertz to Gigahertz instantly. Free MHz to GHz converter.
RPM to Hertz Converter
Convert Revolutions per Minute to Hertz instantly. Free RPM to Hz converter.
Hertz to RPM Converter
Convert Hertz to Revolutions per Minute instantly. Free Hz to RPM converter.
Angular Velocity to Hertz Converter
Convert angular velocity in radians per second to frequency in hertz.
BPM to Hertz Converter
Convert Beats per Minute to Hertz instantly. Free BPM to Hz converter.
kg/m³ to lb/ft³ Converter
Convert Kilograms per Cubic Meter to Pounds per Cubic Foot instantly. Free kg/m³ to lb/ft³ converter.
g/cm³ to kg/m³ Converter
Convert Grams per Cubic Centimeter to Kilograms per Cubic Meter instantly. Free g/cm³ to kg/m³ converter.
lb/gal to kg/L Converter
Convert Pounds per Gallon to Kilograms per Liter instantly. Free lb/gal to kg/L converter.
Specific Gravity Converter
Convert specific gravity to density in various units. Specific gravity is the ratio of a substance density to water density.
Density Unit Converter
Convert a density value from kg/m³ to all common density units simultaneously.
g/mL to kg/m³ Converter
Convert Grams per Milliliter to Kilograms per Cubic Meter instantly. Free g/mL to kg/m³ converter.
GPM to LPM Converter
Convert Gallons per Minute to Liters per Minute instantly. Free GPM to LPM converter.
CFM to CMH Converter
Convert Cubic Feet per Minute to Cubic Meters per Hour instantly. Free CFM to CMH converter.
Liters/s to GPM Converter
Convert Liters per Second to Gallons per Minute instantly. Free L/s to GPM converter.
Cubic Meters/hr to GPM Converter
Convert Cubic Meters per Hour to Gallons per Minute instantly. Free m³/hr to GPM converter.
Gallons/hr to LPM Converter
Convert Gallons per Hour to Liters per Minute instantly. Free GPH to LPM converter.
Cubic Feet/s to LPS Converter
Convert Cubic Feet per Second to Liters per Second instantly. Free ft³/s to L/s converter.
Lumens to Lux Converter
Convert luminous flux (lumens) to illuminance (lux) based on the area being lit.
Lux to Foot-Candles Converter
Convert Lux to Foot-Candles instantly. Free lux to fc converter.
Candela to Lumens Converter
Convert luminous intensity (candela) to luminous flux (lumens) based on the beam angle of the light source.
Foot-Candles to Lux Converter
Convert Foot-Candles to Lux instantly. Free fc to lux converter.
Watts to Lumens Converter
Estimate light output in lumens from bulb wattage using luminous efficacy for different bulb types.
Lumens per Watt Calculator
Calculate the luminous efficacy of a light source by dividing its light output by its power consumption.
Cups to Grams Converter
Convert cooking cups to grams for common baking ingredients. Conversion depends on the ingredient density.
Grams to Ounces (Cooking) Converter
Convert Grams to Ounces (weight) instantly. Free g to oz converter.
Milliliters to Tablespoons Converter
Convert milliliters to tablespoons for cooking and baking recipes.
Fahrenheit to Celsius (Cooking) Converter
Convert oven and cooking temperatures between Fahrenheit and Celsius with common preset reference points.
Butter Sticks to Grams Converter
Convert Butter Sticks to Grams instantly. Free sticks to g converter.
Sugar Cups to Grams Converter
Convert Cups (Sugar) to Grams instantly. Free cups to g converter.
Flour Cups to Grams Converter
Convert Cups (Flour) to Grams instantly. Free cups to g converter.
Chocolate Ounces to Grams Converter
Convert Ounces (Chocolate) to Grams instantly. Free oz to g converter.
Decimal Degrees to DMS Converter
Convert decimal degrees to degrees, minutes, and seconds (DMS) format for navigation and mapping.
DMS to Decimal Degrees Converter
Convert degrees, minutes, and seconds (DMS) to decimal degrees for GPS and calculations.
Compass Bearing Converter
Convert between compass bearing in degrees and cardinal direction notation (N, NE, E, etc.).
Gradient to Degrees Converter
Convert a slope gradient (percent grade) to an angle in degrees.
Mil to Degrees Converter
Convert NATO Mils to Degrees instantly. Free mil to ° converter.
Nautical Bearing Converter
Convert between compass bearing in degrees and nautical bearing notation with quadrant reference.
Pixels to Inches Converter
Convert pixel dimensions to physical inches based on screen or print resolution (DPI/PPI).
DPI to PPI Converter
Calculate actual screen PPI from display resolution and physical size, and compare with print DPI.
Points to Pixels Converter
Convert Points (72 DPI) to Pixels (96 DPI) instantly. Free pt to px converter.
Em to Pixels Converter
Convert CSS em units to pixels based on the parent element font size.
RGBA to Hex Converter
Convert RGBA color values (0-255) to hexadecimal color code for web development and design.
Hex to RGB Converter
Convert a hex color code numeric value to individual RGB components for web development.
Unix Timestamp Converter
Convert Unix timestamps to human-readable date components and vice versa.
Timezone Offset Converter
Convert a time of day from one UTC offset to another to find the equivalent time across timezones.
Ring Size Converter
Convert ring sizes between US, UK, EU, and millimeter (inner diameter) measurement systems.
Bra Size Converter
Convert bra sizes between US, UK, EU, and French sizing systems based on band and cup measurements.
Clothing Size Converter
Convert clothing sizes between US, UK, and EU numbering systems for general reference.
Tesla to Gauss Converter
Convert magnetic field strength from Tesla to Gauss. 1 Tesla equals 10,000 Gauss.
Coulombs to Amp-Hours Converter
Convert electric charge from Coulombs to Ampere-Hours. Useful for battery capacity calculations.
Poise to Pascal-Second Converter
Convert dynamic viscosity from Poise to Pascal-seconds. Essential for fluid mechanics and chemical engineering.
Thermal Conductivity Converter
Convert thermal conductivity between W/(m·K) and BTU/(hr·ft·°F). Used in building insulation and material science.
g-Force to m/s² Converter
Convert acceleration from g-force units to meters per second squared. Used in physics, aerospace, and automotive engineering.
MPG to L/100km Converter
Convert fuel economy from Miles Per Gallon to Liters per 100 Kilometers. Compare US and European fuel efficiency ratings.
Tesla to Gauss Converter
Convert Tesla to Gauss instantly. Free T to G converter.
Gauss to Tesla Converter
Convert Gauss to Tesla instantly. Free G to T converter.
Coulombs to Amp-Hours Converter
Convert Coulombs to Amp-Hours instantly. Free C to Ah converter.
Amp-Hours to Coulombs Converter
Convert Amp-Hours to Coulombs instantly. Free Ah to C converter.
Poise to Pascal-Seconds Converter
Convert Poise to Pascal-Seconds instantly. Free P to Pa·s converter.
Pascal-Seconds to Poise Converter
Convert Pascal-Seconds to Poise instantly. Free Pa·s to P converter.
G-Force to m/s² Converter
Convert G-Force to Meters per Second Squared instantly. Free g to m/s² converter.
m/s² to G-Force Converter
Convert Meters per Second Squared to G-Force instantly. Free m/s² to g converter.
AWG to Millimeters Converter
Convert AWG Gauge to Millimeters Diameter instantly. Free AWG to mm converter.
Millimeters to AWG Converter
Convert Millimeters Diameter to AWG Gauge instantly. Free mm to AWG converter.
Denier to Tex Converter
Convert Denier to Tex instantly. Free den to tex converter.
Tex to Denier Converter
Convert Tex to Denier instantly. Free tex to den converter.
Hertz to BPM Converter
Convert Hertz to Beats Per Minute instantly. Free Hz to BPM converter.
BPM to Hertz Converter
Convert Beats Per Minute to Hertz instantly. Free BPM to Hz converter.
Mohs to Vickers Hardness Converter
Convert Mohs Scale to Vickers Hardness instantly. Free Mohs to HV converter.
Vickers to Mohs Converter
Convert Vickers Hardness to Mohs Scale instantly. Free HV to Mohs converter.
Points to Pixels Converter
Convert Points to Pixels instantly. Free pt to px converter.
Pixels to Points Converter
Convert Pixels to Points instantly. Free px to pt converter.
Parts Per Thousand to PPM Converter
Convert Parts Per Thousand to Parts Per Million instantly. Free ppt to ppm converter.
PPM to Parts Per Thousand Converter
Convert Parts Per Million to Parts Per Thousand instantly. Free ppm to ppt converter.