Volume & Surface Area Calculator

Calculate volume and surface area for common 3D shapes.

100% Browser-Based

Files Never Leave Your Device

No Server Uploads

Zero Data Collection

How It Works

Select cube, rectangular prism, sphere, cylinder, or cone.

Type the required measurements.

See volume and surface area calculated instantly.

Cube, rectangular prism, sphere, cylinder, and cone.

Both measurements calculated simultaneously.

Updates as you type.

All calculations run locally in your browser.

What units does it use?

It works with any unit system — results are in cubic and square units respectively.