Back to Calculators
Direct Communication
Contact CalcHub
Whether you have a question about fee calculations, noticed a recent rate change in your region, or want to suggest a new tool, we are here to help.
Support Channels
Editorial & Partnerships
For business partnerships, sponsorship, or media inquiries.
Average response time: Within 24-48 business hours
Privacy guaranteed: We never share or sell your email address
Reporting a Calculation Discrepancy?
When reporting a potential fee rate update, please include:
- The name of the calculator (e.g. Stripe Fee Calculator, PayPal International).
- Your merchant country / account region.
- A reference link or screenshot to the official platform fee announcement.
Send Us a Message
Fill out the form below and our team will get back to you via email.