Kilojoules to Kilocalories Converter

Convert Kilojoules (kJ) to Kilocalories (kcal) instantly.

Unit: kJ

Unit: kcal

Formula: kcal = kJ * 0.239005736137667(editable from both sides)

Invalid value for this conversion. Please enter a valid number.

Common Reference Values

KilojoulesKilocalories
1.0 kJ1.00 kcal
2.0 kJ2.00 kcal
3.0 kJ3.00 kcal
4.0 kJ4.00 kcal
5.0 kJ5.00 kcal
6.0 kJ6.00 kcal
7.0 kJ7.00 kcal
8.0 kJ8.00 kcal

Frequently asked questions

How do I convert Kilojoules to Kilocalories?

Use the formula kcal = kJ * 0.239005736137667. Enter any kJ value and CalcuNimble calculates kcal instantly.

What is the kJ to kcal formula?

kcal = kJ * 0.239005736137667

Can I use decimals for kJ to kcal?

Yes. The converter supports decimal input and shows up to 6 decimal places for accurate daily use.

When is kJ to kcal conversion commonly used?

Useful for nutrition labels and workout/meal planning contexts.

How can I convert Kilocalories back to Kilojoules?

Use the swap button in the converter card or open kcal to kJ at /convert/kcal-to-kj/.