Unit Converters Tools

Convert between units of length, weight, temperature, and more.

• Length Converter

  Convert length between meters, feet, miles, kilometers, inches, centimeters, yards, and nautical miles. Instant results — useful for travel, construction, and international unit conversion.

• Weight Converter

  Convert weight between kilograms, pounds, ounces, grams, stones, and metric tons. Handles both metric and imperial units — useful for cooking, shipping, and fitness tracking.

• Area Converter

  Convert area between square meters, square feet, acres, hectares, square kilometers, and square miles. Useful for real estate, land measurement, and engineering projects.

• Volume Converter

  Convert volume between liters, gallons, milliliters, cubic meters, fluid ounces, cups, and pints. Handles both US and UK gallons — useful for cooking, chemistry, and engineering.

• Temperature Converter

  Convert temperature between Celsius, Fahrenheit, and Kelvin with instant results. Includes common reference points — freezing, body temperature, boiling — for quick sanity checks.

• Speed Converter

  Convert speed between mph, km/h, knots, m/s, and feet per second. Useful for travel, aviation, maritime, and physics — handles all common speed units instantly.

• Time Converter

  Convert time between seconds, minutes, hours, days, weeks, months, and years. Useful for project estimates, API timeout values, and unit conversions in calculations.

• Energy Converter

  Convert energy between joules, calories, kilocalories, kilowatt-hours, BTU, and electron volts. Useful for physics, nutrition, and engineering calculations.

• Power Converter

  Convert power between watts, kilowatts, megawatts, horsepower, BTU/hour, and foot-pounds per second. Useful for electrical engineering, automotive, and HVAC calculations.

• Force Converter

  Convert force between newtons, pounds-force, kilonewtons, dynes, and kilograms-force. Useful for physics, mechanical engineering, and structural calculations.

• Pressure Converter

  Convert pressure between pascals, bar, psi, atm, mmHg, and kilopascals. Useful for meteorology, hydraulics, pneumatics, and tire pressure conversions.

• Frequency Converter

  Convert frequency between hertz, kilohertz, megahertz, gigahertz, and RPM. Useful for electronics, signal processing, audio engineering, and mechanical rotation.

• Angle Converter

  Convert angles between degrees, radians, and gradians. Instant conversion with formulas shown — useful for trigonometry, navigation, engineering, and CAD work.

• Data Storage Converter

  Convert data storage between bytes, KB, MB, GB, TB, and PB — in both binary (1 KB = 1024 B) and decimal (1 KB = 1000 B) modes. Useful for storage planning and file size comparisons.

• Currency Converter

  Convert between 30+ world currencies using live exchange rates updated daily from the European Central Bank. No signup — get instant results for USD, EUR, GBP, JPY, INR, and more.

• Fuel Economy Converter

  Convert fuel economy between MPG (US and UK), L/100km, and km/L. Useful for comparing car specs across countries or understanding international fuel consumption ratings.

• Paper Size Converter

  Convert ISO A and B series paper sizes and US Letter, Legal, and Tabloid between millimetres, inches, points, and pixels at any DPI. Includes a full reference table of standard dimensions.

• Shoe Size Converter

  Convert shoe sizes between US, UK, EU, and foot length in cm — for both men's and women's sizing. Includes a full reference chart for all standard international shoe size systems.

• Clothing Size Converter

  Convert clothing sizes between US, UK, EU, and AU for men's and women's tops, bottoms, and dresses. Includes reference charts for chest, waist, and hip measurements.