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Frequently Asked Questions
Quick answers to common questions
Yes! All our calculators are 100% free to use. No hidden fees, no premium versions, no signup required. We believe everyone should have access to quality calculation tools.
All our formulas are expert-verified and thoroughly tested. We show the formulas and calculation steps so you can verify the results yourself. If you ever find an error, please let us know!
Absolutely. All calculations happen in your browser—we don't store, track, or transmit your data. Your privacy is our priority.
Yes! We love hearing from our users. Send us your calculator idea using the contact form or email, and we'll consider adding it to our platform.
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