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Volume & Capacity Converter: Liters, Gallons, Cups & More
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This volume converter instantly switches between liters, milliliters, gallons, quarts, pints, cups, and fluid ounces, covering the measurement units you'll run into most often in the kitchen or at the pump. It's especially handy for home cooks adapting recipes from a different measurement system, bartenders scaling drink recipes, and anyone comparing container sizes labeled in unfamiliar units. Enter a value in any field and every other unit updates immediately using accurate standard conversion factors, so there's no need to look up a chart or do mental math mid-recipe. The tool is completely free, requires no signup, and works the same whether you're on a phone in the kitchen or a laptop at your desk. Every calculation happens locally in your browser, so your inputs are never uploaded or stored anywhere, keeping the experience quick and private. Scroll down to start converting your volume measurements right away.
Features
- Converts between liters, milliliters, gallons, quarts, pints, cups, and fluid ounces
- Instant, live results as you type
- Supports US customary and metric volume units
- Precise decimal accuracy for recipe scaling
- Simple, mobile-friendly layout for kitchen use
- No signup or installation required
Why use this volume & capacity unit converter?
- Instant results with no waiting or reloads
- Fully private — nothing is uploaded to a server
- Accurate standard volume conversion factors
- Easy to use on any device, including in the kitchen
- Completely free with unlimited conversions
Frequently asked questions
How many cups are in a liter?
One liter equals approximately 4.227 US cups.
How many liters are in a gallon?
One US gallon equals approximately 3.785 liters.
How do I convert fluid ounces to milliliters?
Multiply the number of fluid ounces by 29.5735 to get milliliters; this calculator does it automatically.
Is a US gallon the same as a UK gallon?
No, a US gallon (3.785 L) is smaller than an imperial UK gallon (4.546 L); this converter uses US customary units.
How many cups are in a quart?
There are 4 cups in one US quart.
Can this converter help with recipe scaling?
Yes, it's ideal for converting recipe measurements between metric and US customary volume units quickly and accurately.