We'd love to hear from you. Whether you have a question, found a problem, or want to suggest a new calculator, your message goes straight to the team that builds Universal Calculators.
The fastest way to reach us is by email — we read every message and aim to reply within two to three business days.
Kitchener, Ontario, Canada
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Last reviewed June 2026. Our calculators and explanations are researched and maintained by the Universal Calculators team and are provided for general informational and educational purposes only. They are not professional financial, medical, or legal advice — for important decisions, please consult a qualified professional. Learn more on our About page.