offlinewebtools.com
Energy Converter
Convert between different energy units
Processes in your browser — never sent to our servers
- Joule (J)
- Kilojoule (kJ)
- Calorie (cal)
- Kilocalorie (kcal)
- Kilowatt-hour (kWh)
- British Thermal Unit (BTU)
Example: 100 Joule (J) → Kilojoule (kJ)