See how many calories your workout burns in seconds. Pick an activity, enter your weight and duration, and get an instant estimate — free, with no sign-up needed.
These figures are general estimates only and are not medical advice.
How to Use
- Choose your activity from the list.
- Enter your weight and the duration in minutes.
- Click Calculate Calories Burned to see your estimate.
- Press Clear to start over.
Key Features
- Calorie estimates based on MET activity values.
- Ten popular activities, from walking to skipping rope.
- Weight and duration inputs with sensible validation.
- General estimates only — this tool is not medical advice.
- 100% private — everything is calculated in your browser.
FAQs
Is this calorie burn calculator free?
Yes. It is completely free with no sign-up and no limits.
How are the calories estimated?
Each activity has a MET value (metabolic equivalent of task). The estimate is the MET value multiplied by your weight in kilograms and the duration in hours.
Is this medical advice?
No. The results are general estimates only and are not medical advice. Actual calorie burn varies with intensity, fitness and body composition.
Is my data stored anywhere?
No. All calculations happen in your browser and nothing you enter is sent or stored.