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Unit converters
Volume Converter (L, mL, gal, cups)
Free online volume and capacity converter
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About this tool
About this tool
Volume Converter converts between milliliters, liters, cubic meters, US teaspoons, tablespoons, fluid ounces, cups, pints, quarts, gallons, the UK gallon, and cubic inches, feet, and yards using exact factors. Type a value, choose source and target units, and read the result plus a full conversion table. Everything runs locally in your browser.
Convert capacities for cooking, brewing, fuel, aquariums, and shipping. The tool covers metric units from milliliters to cubic meters, US kitchen units from teaspoons to gallons, the imperial gallon, and cubic measures used in construction. One value in, every unit out, updated as you type.
Built for daily work
- Convert a recipe from milliliters to cups and tablespoons.
- Compare fuel economy volumes between liters and US gallons.
- Calculate aquarium capacity in liters and gallons.
- Convert concrete or soil volumes between cubic yards and cubic meters.
How to use this tool
How to use this tool
Pick the units
Choose the unit you have and the unit you need. The swap button reverses the direction instantly.
Read the table
The comparison table lists the same volume in every unit, from teaspoons to cubic yards.
Key features
Key features
US and UK gallons together
The US gallon (3.7854 L) and the UK gallon (4.5461 L) are both included, so cross-border recipes and fuel math stay correct.
Kitchen to construction scale
Teaspoons through cubic yards cover cooking, brewing, and building in one tool.
Exact conversion factors
Every unit uses its precise definition, such as 1 US cup = 236.5882365 milliliters.
Instant results
The result and the full table update with every keystroke, entirely on your device.
Practical use cases
Practical use cases
- Convert a recipe from milliliters to cups and tablespoons.
- Compare fuel economy volumes between liters and US gallons.
- Calculate aquarium capacity in liters and gallons.
- Convert concrete or soil volumes between cubic yards and cubic meters.
- Translate medicine or supplement doses between mL and teaspoons.
Private by default
For local tools, input is processed in your browser and is not sent to application analytics.
Data processing noticeTechnical details
Technical details
ProcessingLocal browser processing
Supported units14 units across US, UK, metric, and cubic systems
InputFree numeric entry
ReferenceExact international definitions
Limitations and important notes
Limitations and important notes
- The tool converts volumes, not weights of specific substances.
- UK pint and US pint differ; the table labels each unit clearly.
- Extreme magnitudes use scientific notation for display.
Frequently asked questions
Frequently asked questions
The US gallon is 231 cubic inches (3.7854 L), while the imperial gallon is defined as 4.54609 liters. A UK gallon is about 20 percent larger.
No. This tool uses the US legal cup of 236.5882365 mL. Other regions use 240 mL or 250 mL cups, which is why recipes should state their cup size.
No. Volume and weight are different properties; for example one liter of water weighs about one kilogram, but one liter of oil weighs less. Use the weight converter for mass.
Yes. One cubic meter is exactly 1000 liters, and the table shows both values automatically.
Related guides and solutions
Related guides and solutions
How to convert cooking units: grams, cups, and ounces
A guide to converting cooking measurements: grams, cups, ounces, and milliliters, with the density caveats that matter in recipes.
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