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Have feedback, found a calculation error, or want to suggest a new platform? We'd love to hear from you.

Email Us

The best way to reach us is via email. We typically respond within 24-48 hours.

hello@platformfeecalculator.com

Note: We are not a support team for eBay, Mercari, PayPal, or Square. For issues with those platforms, please contact their respective customer service departments.