Contact Us

Have a question, found a bug, or want to suggest a new calculator? We'd love to hear from you.

Get in Touch

• General inquiries: hello@calcmaster.fun
• Bug reports: bugs@calcmaster.fun
• Privacy concerns: privacy@calcmaster.fun
• Legal inquiries: legal@calcmaster.fun

Report a Calculation Error

Found an incorrect result? Please include:

• Which calculator you were using
• The inputs you entered
• The result you got
• The result you expected

We take calculation accuracy seriously and will investigate promptly.

Request a Calculator

Need a calculator we don't have yet? Let us know what you'd like to see. We're always adding new tools based on user requests.

Response Time

We typically respond within 24-48 hours. For urgent issues, please mark your email as important.