About Weight Converter
Convert between common weight and mass units. All conversions use standard factors (e.g. 1 pound = 453.59237 grams). Everything runs in your browser — no data is sent to any server.
Frequently Asked Questions
Which weight units are supported?
Kilogram (kg), gram (g), milligram (mg), pound (lb), and ounce (oz). Conversions use standard factors; e.g. 1 lb = 453.59237 g.
Is my data sent to a server?
No. All conversion happens in your browser. Nothing is uploaded.
Can I convert very large or small values?
Yes. The tool accepts any numeric value. Very large or very small numbers are shown in standard or exponential form; precision is limited by JavaScript floating-point.