Weight and Mass Converter
Convert between different units of weight and mass Convert between 19 different units instantly with our free online tool.
Kilogram
kg
Gram
g
Milligram
mg
Microgram
μg
Metric Ton
t
Pound
lb
Ounce
oz
Stone
st
Short Ton (US)
ton
Long Ton (UK)
long tn
Carat
ct
Grain
gr
Troy Ounce
oz t
Troy Pound
lb t
Pennyweight
dwt
Dram
dr
Quintal
q
Atomic Mass Unit
u
Slug
slug
Available Weight and Mass Units
19 units supported for instant conversion
About Weight and Mass Conversion
Our free online weight and mass converter is designed to help you quickly and accurately convert between 19 different units of weight and mass. Whether you're a student, professional, or simply need to make everyday conversions, our tool provides instant, precise results with real-time calculations.
Convert between different units of weight and mass This converter supports both metric and imperial units, making it ideal for international use. All conversions are calculated using internationally recognized standards and formulas.
Why Use Our Weight and Mass Converter?
Instant Results
Get real-time conversions as you type. No need to click buttons or wait for calculations.
High Precision
Calculations use precise conversion factors based on international measurement standards.
19+ Units
Convert between 19 different weight and mass units from around the world.
AI Integration
MCP server support allows AI assistants to perform conversions programmatically.
Common Weight and Mass Conversions
How to Use This Weight and Mass Converter
Enter Value
Type the number you want to convert
Select From Unit
Choose your starting unit
Select To Unit
Pick your target unit
View Result
See instant conversion
Copy Result
Click to copy to clipboard
Frequently Asked Questions
How accurate is this weight and mass converter?
Our converter uses precise conversion factors based on international standards. Results are calculated to high precision and suitable for professional use, scientific calculations, and everyday conversions.
Is this weight and mass converter free to use?
Yes, Convert2 is completely free to use. There are no hidden fees, no registration required, and no limits on the number of conversions you can perform.
Can I use this converter on mobile devices?
Absolutely! Our converter is fully responsive and works perfectly on smartphones, tablets, and desktop computers. The interface automatically adapts to your screen size.
How do I integrate this converter with AI assistants?
Convert2 provides an MCP (Model Context Protocol) server that allows AI assistants like Claude and ChatGPT to perform conversions programmatically. Check our API documentation for integration details.