Client
Temperature Converter
Convert between Celsius, Fahrenheit, and Kelvin.
Client
Length Converter
Convert between meters, feet, miles, inches, and more.
Client
Weight Converter
Convert between kilograms, pounds, ounces, and grams.
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Volume Converter
Convert between litres, millilitres, gallons, cups, and more.
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Area Converter
Convert between square metres, acres, hectares, square feet, and more.
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Speed Converter
Convert between km/h, mph, m/s, knots, and feet per second.
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Time Converter
Convert between seconds, minutes, hours, days, weeks, and years.
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Data Storage Converter
Convert between bytes, KB, MB, GB, and TB.
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Number Base Converter
Convert between binary, octal, decimal, and hexadecimal.
Client
Roman Numeral Converter
Convert numbers to Roman numerals and back (1–3999).
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Timezone Converter
Convert a date and time between world time zones.
Server
Currency Converter
Convert between world currencies at recent exchange rates.