Weight Converter

Convert between 20+ weight and mass units: metric (kg, g, mg, t), imperial (lb, oz), troy (oz t, lb t), and specialized (carat, grain, slug). All conversions run locally in your browser.

Common Use Cases

Use the Weight Converter online for these scenarios:

Daily work:: Bookmark this tool, use directly when needed, save time

Easy to use:: Runs in web browser, no software installation needed
Data safety:: All processing in your local browser, files not uploaded to server

Free to use:: Completely free, no signup, no watermarks, no feature limits
Cross-platform: Mac, Windows, Linux, mobile all work, just need a browser

Frequently Asked Questions

Here are the most common questions:

Q: Is this tool safe?
A: Yes. 100% client-side, data not uploaded, disappears when page closes.

Q: Do I need to register?
A: No. No login, no account, use directly.

Q: Are there usage limits?
A: No. Completely free, unlimited use.

Q: Does it support mobile?
A: Yes. All modern browsers work, including mobile.