About TDEE Calculator
Free online tdee calculator. Calculate total daily energy expenditure, maintenance calories, and targets for weight loss or gain. No signup required — runs in your browser.
Why choose Online Tool Hub?
- Free forever — supported by non-intrusive ads
- Runs in your browser — inputs are never uploaded
- Works on desktop and mobile
- Part of 24 free nutrition tools on Online Tool Hub
Frequently asked questions
- What is TDEE?
- Total Daily Energy Expenditure is the estimated calories you burn in a day, including your basal metabolism plus activity. Eating at TDEE helps maintain weight.
- Which formula does this calculator use?
- BMR uses the Mifflin–St Jeor equation. TDEE multiplies BMR by an activity factor (1.2 to 1.9) based on how active you are.
- How many calories should I eat to lose weight?
- A common starting point is 500 kcal below maintenance (~0.5 kg or 1 lb per week). This tool shows that target alongside maintain and gain options.
- Is my health data sent to a server?
- No. Calculations run entirely in your browser. Nothing you enter is uploaded or stored on our servers.
- Do I need an account?
- No signup is required. All nutrition tools on Online Tool Hub are free to use.