Density Converter — Free Online Tool

Convert kg/m³, g/cm³, g/mL, lb/ft³ and lb/in³. Density Converter is a free online tool from the ToolsRift Unit Converters collection. It runs entirely in your browser — nothing to install, no signup, and your data never leaves your device.

Loading Density Converter

How to use Density Converter

  1. Open the Density Converter above — it loads instantly, no account needed.
  2. Enter or upload your input. Everything is processed locally on your device.
  3. Get your result immediately and copy or download it with one click.

Frequently asked questions

How many kg/m³ in a g/cm³?

1 g/cm³ = 1,000 kg/m³. Water's density is 1 g/cm³ = 1,000 kg/m³.

How do I convert lb/ft³ to kg/m³?

Multiply pounds per cubic foot by 16.0185 to get kg/m³.

What is the density of water?

Fresh water is about 1,000 kg/m³ (1 g/cm³ or 1 g/mL) at 4°C, its temperature of maximum density.

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