kJ to kcal
Convert Kilojoule to Kilocalorie
Convert Kilojoule to Kilocalorie instantly with the tool above. The conversion factor is 0.23900574, meaning 1 kilojoule equals 0.23900574 kilocalories. Type any value and the result updates immediately — no ads, no page reloads, no clutter.
Type a number above. The result updates instantly — no buttons, no reloads.
1 Kilojoule = 0.23900574 kilocalories
1 Kilocalorie = 4.184 kilojoules
Quick reference
Common kilojoules converted to kilocalories at a glance.
| kJ | kcal |
|---|---|
| 1 | 0.23900574 |
| 2 | 0.47801147 |
| 5 | 1.19502868 |
| 10 | 2.39005736 |
| 25 | 5.9751434 |
| 50 | 11.95028681 |
| 100 | 23.90057361 |
| 500 | 119.50286807 |
| 1,000 | 239.00573614 |
How to convert kilojoules to kilocalories
To convert a value from kilojoules to kilocalories, multiply the kilojoule value by 0.23900574 kilocalories. For example, 10 kilojoules × that factor = 2.39005736 kilocalories.
This kilojoule to kilocalorie converter runs entirely in your browser, so results appear instantly with no page reload, no advertisements and no sign-up.
Frequently asked questions
How many kilocalories are in 1 kilojoule?+
1 kilojoule is equal to 0.23900574 kilocalories.
How do you convert kilojoules to kilocalories?+
To convert kilojoules to kilocalories, multiply the kilojoule value by 0.23900574. For example, 10 kilojoules × 0.23900574 = 2.39005736 kilocalories.
What is the formula to convert kilojoules to kilocalories?+
Kilojoule → Kilocalorie: value × 0.23900574. Equivalently, 1 kilojoule = 0.23900574 kilocalories.
Is this Kilojoule to Kilocalorie converter free to use?+
Yes. This kilojoule to kilocalorie converter is completely free, works instantly in your browser, and contains no advertisements, popups or sign-up.