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❓ Frequently Asked Questions

Quick answers to common questions about OmniCalcHub

Yes, 100%! Every single calculator on OmniCalcHub is completely free to use. No subscription, no signup, no hidden charges — ever.
No. All calculations happen directly in your browser. We do not store, collect, or transmit any calculation data to our servers. Your data stays on your device.
We verify all formulas against official sources including RBI guidelines, government tax rates, and standard mathematical definitions. However, for financial or medical decisions, please consult a qualified professional.
Absolutely! Use the contact form above with "Calculator Suggestion" as the subject. We love adding tools that our users actually need.
Use the form above and select "Bug Report", or email us at bugs@omnicalchub.com. Please include the calculator name, the input values you used, and what result you expected vs what you got.