FITCALC FREE TOOLKIT
Five responsive health and fitness calculators in one place
Estimate BMI, resting energy, daily calorie needs, ideal weight, and water intake with metric and imperial inputs.

Try the FitCalc tool
FitCalc Calculators
Quick estimates using your height, weight, age, activity, or daily exercise.
These results are general estimates, not medical advice. Individual needs can vary. Consult a qualified healthcare professional before making health decisions.
Results are general educational wellness estimates only and are not medical advice, diagnosis, treatment, or emergency guidance.
How it works
Choose a calculator, enter the requested values, and calculate. Results appear immediately in the browser and can be copied or printed.
Useful features
- Five focused calculators with combined tab navigation
- Metric and imperial unit support
- Optional browser voice feedback after user interaction
Privacy and accessibility
FitCalc Free processes calculator entries in the browser. Habit and challenge progress uses local browser storage. Controls support keyboard use, responsive layouts, and clear labels.
Related FitCalc tools
- BMI Calculator
- BMR & TDEE Calculators
- Ideal Weight Calculator
- Water Intake Calculator
- Wellness Tools
- Daily Habit Tracker
- Workout Timer & Breathing
Frequently asked questions
Do I need an account?
No. The calculators run without visitor accounts.
Are results saved?
Calculator inputs and results are processed in the browser and are not automatically stored by WordPress.
Are these medical calculations?
No. They are general formula-based wellness estimates and are not medical advice.