Conversions · Free Online Tool
Weight Converter
Convert mass units between milligrams, grams, kilograms, metric tonnes, ounces, pounds, stones, and short tons.
Presets:
Magnitude
Ready for Calculation
Adjust parameters on the left and click Calculate or press Enter.
Frequently Asked Questions
Conversions · Related Calculators & Tools
Length Converter
Convert millimeters, centimeters, meters, kilometers, inches, feet, yards, miles, and nautical miles with exact precision.
Temperature Converter
Convert temperatures with precision across Celsius (°C), Fahrenheit (°F), Kelvin (K), and Rankine (°R) scales.
Volume Converter
Convert volumetric units between milliliters, liters, cubic meters, fluid ounces, cups, pints, quarts, and US/UK gallons.
Density Calculator
Calculate volumetric mass density (ρ = m/V), specific gravity, and Archimedes buoyant force.