cal to J
Convert calories to joules instantly, with the formula and a table of common values.
How it works
Type a value in calorie — the result appears as you type.
The formula is shown, so you can check the arithmetic rather than trusting it.
Use the table for common values, or open the full Energy Converter for other units.
Privacy
Everything happens locally. Your files are read by your own browser, processed on your device, and never uploaded — closing the tab is all it takes to erase them.
Related tools
J to cal
Convert joules to calories instantly, with the formula and a table of common values.
cal to kJ
Convert calories to kilojoules instantly, with the formula and a table of common values.
kJ to cal
Convert kilojoules to calories instantly, with the formula and a table of common values.
J to kWh
Convert joules to kilowatt-hours instantly, with the formula and a table of common values.
kWh to J
Convert kilowatt-hours to joules instantly, with the formula and a table of common values.
kcal to kJ
Convert kilocalories to kilojoules instantly, with the formula and a table of common values.