Contact MasterCalcs
Use the sections below to report calculator issues, discuss partnerships, or request help.
Report a calculator issue
Email: hello@mastercalcs.com
Include:
- Calculator page URL
- Inputs used
- Expected output and observed output
- Device/browser details if relevant
Partnerships and ads
Email: partnerships@mastercalcs.com
Use this channel for sponsorships, affiliate opportunities, and ad-related discussions.
General inquiries
Email: hello@mastercalcs.com
Typical response window: 1–2 business days.