Frequently Asked Questions

Are my calculations stored or shared?

No. All calculations happen locally in your browser. We never store or transmit any numbers you enter.

Do I need to create an account?

No accounts, no logins — all calculators are completely free and accessible instantly.

How accurate are the financial calculators?

They use standard financial and mathematical formulas. For critical decisions, always double-check with a professional advisor.

Can I use CalcHub on my phone?

Absolutely. The interface is fully responsive and touch-friendly.

How do I report a bug or suggest a new calculator?

Visit our Contact page — we love feedback.