Frequently Asked Questions

Yes. All calculators are 100% free forever. Account creation is optional — only needed if you want to save your calculation history.

Absolutely. All calculator data stays in your browser's localStorage. We cannot access it from our servers. Only you can see your saved calculations.

We offer 32+ health calculators: Daily Water Intake (personalized hydration goal), Daily Calorie Needs (BMR + TDEE using Mifflin-St Jeor), and BMI Calculator (Body Mass Index with visual gauge).

Your data is stored locally in your browser's localStorage. To delete it, go to your browser settings and clear site data, or use the "Clear All Data" button on your Dashboard page.

Currently, saved calculations are stored locally in your browser. We're working on an export feature for a future update. In the meantime, you can view your history in the History tab.

Your saved calculations and account data are stored in your browser's localStorage. If you clear your browser data, everything will be lost. We recommend noting important results externally.

Our calculators use standard medical formulas (Mifflin-St Jeor for BMR, standard BMI formula, weight-based hydration formula). Results are estimates. If you believe there's a bug, please report it via the contact page.

No. Our calculators provide informational estimates only. Always consult a healthcare professional for personalized medical or dietary advice.

Yes! We accept relevant health, fitness, and wellness advertising. Contact us at goatabdullahmoideen@gmail.com with the subject "Partnership" for rate information.

We welcome suggestions! Reach out through the contact page with "Feature Request" as the subject, or email us directly.