Volume Converter
Convert volume between liters, gallons, quarts, cups, milliliters, pints, and fluid ounces.
About This Free Online Volume Converter
Our free online volume converter instantly converts between metric and US customary volume units — milliliters, liters, fluid ounces, cups, pints, quarts, and gallons. Enter a value, choose your starting unit, and every other unit updates live. Showing all units at once makes it ideal for cooking, recipes, fuel, and science. Uses US liquid measures. All conversions run in your browser for full privacy.
Features of Our Volume Converter
- Convert mL, liters, fl oz, cups, pints, quarts, and gallons
- See all volume units update at once
- Metric and US customary liquid measures
- Perfect for recipes and cooking
- Live results as you type
- 100% private — browser-only processing
How to Use the Volume Converter
The Volume Converter works right in your browser — no signup, no installation. Follow these steps:
- Enter a volume value in the input field.
- Select the unit you are converting from.
- Read the equivalent in every other unit instantly.
- Click Copy to copy the full conversion summary.
Frequently Asked Questions About Volume Converter
How many milliliters are in a US cup?
One US cup equals approximately 236.588 milliliters. This converter uses US liquid measures, so a cup, pint, quart, and gallon all follow the US customary system.
How many liters are in a US gallon?
One US liquid gallon equals about 3.78541 liters. To convert gallons to liters, multiply by 3.78541; to convert liters to gallons, divide by it.
Does this use US or UK (imperial) measures?
This tool uses US liquid measures for cups, pints, quarts, and gallons. UK imperial gallons and pints are larger, so use a dedicated imperial converter if you need those.
Can I use this for cooking conversions?
Yes. Converting between milliliters, cups, and fluid ounces of liquid is exactly what this tool is built for. Enter your value and read every unit at once.
Why Choose the Volume Converter?
The Volume Converter gives you precise, real-time conversions without the ad-heavy clutter of most converter sites. It runs in your browser, supports the units people actually search for, and never sends your figures anywhere.