Unit Conversions
Currency Converter
Convert between currencies using exchange rates. Enter an amount and the from/to currency rates to get the converted value.
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Unit Conversions Calculators
Convert between units of length, weight, temperature, volume, and more
23 free calculators
Unit Conversions
Unit Converter
Convert between common units of length measurement. Select the source and target units to get an instant conversion result.
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Unit Conversions
Temperature Converter
Convert temperatures between Celsius, Fahrenheit, and Kelvin scales. Enter a value and select the source scale to see all conversions.
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Unit Conversions
Length Converter
Convert between all common length and distance units including meters, feet, inches, centimeters, kilometers, miles, and yards.
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Unit Conversions
Weight Converter
Convert between common weight and mass units including kilograms, pounds, ounces, grams, and stones.
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Unit Conversions
Volume Converter
Convert between common volume units including liters, gallons, cups, milliliters, fluid ounces, and tablespoons.
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Unit Conversions
Time Unit Converter
Convert between time units including seconds, minutes, hours, days, weeks, months, and years with precise calculations.
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Unit Conversions
Speed Converter
Convert between common speed and velocity units including mph, kph, meters per second, knots, and feet per second.
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Unit Conversions
Area Converter
Convert between common area units including square meters, square feet, square inches, square kilometers, square miles, acres, and hectares.
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Unit Conversions
Pressure Converter
Convert between common pressure units including pascals, bar, PSI, atmospheres, and millimeters of mercury.
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Unit Conversions
Energy Converter
Convert between common energy units including joules, calories, kilocalories, BTU, and kilowatt-hours.
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Unit Conversions
Power Converter
Convert between common power units including watts, kilowatts, horsepower, and BTU per hour.
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Unit Conversions
Data Storage Converter
Convert between digital storage units including bytes, kilobytes, megabytes, gigabytes, and terabytes using binary (1024-based) values.
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Unit Conversions
Fuel Economy Converter
Convert between fuel economy and efficiency units including miles per gallon (MPG), liters per 100 kilometers, and kilometers per liter.
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Unit Conversions
Cooking Measurement Converter
Convert between common cooking and baking measurements including teaspoons, tablespoons, cups, fluid ounces, milliliters, and liters.
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Unit Conversions
Shoe Size Converter
Convert shoe sizes across international sizing systems including US, UK, European, and centimeters. Select gender for accurate conversions between different regional shoe size standards.
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Unit Conversions
Ring Size Converter
Convert ring sizes between US, UK, European sizing systems and ring diameter in millimeters. Essential tool for international jewelry purchases and custom ring orders.
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Unit Conversions
Clothing Size Converter
Convert clothing sizes between US, UK, and European sizing systems for both men's and women's apparel. Simplify international shopping with accurate size conversions.
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Unit Conversions
Angle Unit Converter
Convert between angle measurement units including degrees, radians, and gradians. Essential for mathematics, engineering, and navigation calculations.
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Unit Conversions
Frequency Converter
Convert between frequency units including Hertz (Hz), kilohertz (kHz), megahertz (MHz), and gigahertz (GHz). Perfect for electronics, radio, and signal processing applications.
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Unit Conversions
Number Base Converter
Convert numbers between binary, octal, decimal, and hexadecimal number systems. Essential tool for programming, computer science, and digital electronics.
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Unit Conversions
Roman Numeral Converter
Convert between Roman numerals (I, V, X, L, C, D, M) and Arabic numbers (1-3999). Bidirectional converter with validation for historical and modern applications.
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Unit Conversions
ASCII Character Code Converter
Convert between ASCII characters and their decimal/hexadecimal code values. Includes full ASCII table reference for text encoding and programming applications.
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