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Have a question, suggestion, or need help with our calculators? We'd love to hear from you!

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support@smartcalculator.com
Response Time

We typically respond within:

  • • General inquiries: 24 hours
  • • Technical support: 12 hours
  • • Bug reports: 6 hours
Our Mission

We're committed to providing the best free online calculators and helping millions of users make better decisions every day.

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Frequently Asked Questions

Quick answers to common questions

Are all calculators really free?

Yes! All our calculators are completely free to use with no hidden charges or subscriptions.

How accurate are the calculations?

Our calculators use industry-standard formulas and are verified by experts to ensure maximum accuracy.

Can I use calculators on mobile?

All our calculators are fully responsive and work perfectly on mobile devices and tablets.

Do you store my calculation data?

No, we don't store any of your calculation data. All calculations are performed locally in your browser.