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Welcome to Pro Unit Converter

Your all-in-one destination for fast, smart and accurate online conversions. Convert length, temperature, area, time, speed, volume, power, data, energy, money and more.

Built for students, engineers, developers, researchers, business owners, cooks, electricians, physicists and everyday users. 100% free, fast, modern and mobile-friendly.

All Tools & Converters

Length Converter

Convert meters, cm, km, feet, inches, miles & more. Accurate engineering conversions.

Temperature Converter

Celsius, Fahrenheit & Kelvin — instant results for science, weather & cooking.

Speed Converter

Convert km/h, mph, m/s, knots — used in physics, automotive & navigation.

Time Converter

Convert seconds, minutes, hours, days, weeks — perfect for scheduling.

Volume Converter

Liters, gallons, cups, ml — ideal for chemistry, cooking & industry.

Area Converter

Square meters, acres, hectares — real estate, farming & surveying ready.

Data Converter

KB, MB, GB, TB — essential for IT, coding & storage planning.

Energy Converter

Joules, calories, kWh, BTU — useful for physics & electrical systems.

Power Converter

Watts, kW, horsepower — mechanical & electrical engineering ready.

Scientific Calculator

Trigonometry, logarithms, algebra & scientific functions.

Age Calculator

Find exact age in years, months, days & seconds.

GST Calculator

GST-inclusive & exclusive amounts — business billing ready.

Loan Calculator

EMI calculator for car, home, education & business loans.

Discount Calculator

Calculate percentage discounts and final price instantly.

Percentage Calculator

% increase, % decrease, ratios & comparisons.

Area & Volume Tool

Geometry calculator for cylinders, spheres, cubes & more.

Cooking Converter

Convert cups, grams, teaspoons, ounces for recipes.