Free online converter category

Volume Conversion Tools for Liters, Gallons, mL and Cubic Units

Convert liters, milliliters, gallons, cubic meters, cubic feet, cups, pints, quarts, and fluid ounces with free online volume conversion tools.

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Quick Converter

Use this quick converter or open a focused page below.

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Popular Volume Conversion Tools

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mL

Milliliters to liters

Convert milliliters to liters.

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m³

Cubic meters to liters

Convert cubic meters to liters.

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ft³

Cubic feet to gallons

Convert cubic feet to US gallons.

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cup

Cups to milliliters

Convert US cups to milliliters.

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fl oz

Fluid ounces to milliliters

Convert fluid ounces to milliliters.

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Common Formulas and References

Use these references as a quick guide. The converter or linked tools calculate the result automatically.

Referencegallons = liters ÷ 3.785411784
Referenceliters = gallons × 3.785411784
Referenceliters = cubic meters × 1000

Volume Conversion Tools FAQ

Common questions about this category.

How many liters are in one US gallon?

One US gallon equals approximately 3.785411784 liters.

How many milliliters are in one liter?

One liter equals 1000 milliliters.

Is volume conversion useful for cooking?

Yes. Volume conversion is useful for recipes, liquids, containers, and engineering measurements.