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Convert calories to kilojoules. Completely free.
1 calorie is 0.004184 kilojoules. Type any value below for the exact answer. It all happens in this tab, with no account and no paid version.
Calories to kilojoules converter
1 calorie=0.004184 kilojoules
Formulakilojoules = calories × 0.004184
How to convert calories to kilojoules
- Type a value, or a question like the one already filled in.
- The result appears as you type, alongside every related unit.
- Copy it.
Energy chart
| Calories | Kilojoules |
|---|---|
| 1 | 0.004184 |
| 2 | 0.008368 |
| 5 | 0.02092 |
| 10 | 0.04184 |
| 25 | 0.1046 |
| 50 | 0.2092 |
| 100 | 0.4184 |
| 1,000 | 4.184 |
Questions
Is this calories to kilojoules converter really free?
Yes, completely. Every tool and every format is free, and there's no paid version, account, watermark or daily limit.
Does anything get sent to a server?
No. It all runs in your browser, so it keeps working once the page has loaded, even offline.
How do I convert calories to kilojoules?
Use kilojoules = calories × 0.004184. 1 calorie is 0.004184 kilojoules. Type any value in the converter above, or a plain question like "5 cal in kj".
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