Calculators & Converters
Volume Calculator
The Volume Calculator finds the volume of common three-dimensional shapes, including cubes, cylinders, spheres and cones, from dimensions like side length, radius and height. It's useful for students working through geometry problems, anyone estimating the capacity of a container or tank, or DIYers figuring out how much material fills a given space.
The calculation is performed instantly in your browser the moment you enter your dimensions, using the standard formula for whichever shape you choose, with nothing sent to a server. That makes it quick to compare the volume of different shapes or sizes without any delay.
How to Use the Volume Calculator
- Open the Volume Calculator tool.
- Select the shape you want to calculate, such as cube, cylinder, sphere or cone.
- Enter the required dimensions, like side length, radius or height.
- View the calculated volume, updated instantly as you change any dimension.
Frequently Asked Questions
What formulas does the Volume Calculator use?
It applies the standard geometric formulas for each shape, such as side cubed for a cube, pi x radius squared x height for a cylinder, and (4/3) x pi x radius cubed for a sphere.
What units will the volume be shown in?
The result is given in cubic units matching whatever unit you used for your dimensions, so keep all measurements consistent for an accurate answer.
Can this calculate the volume of a composite or irregular object?
No, it covers standard geometric shapes only; an irregular or composite object would need to be broken into simpler shapes and the volumes combined.