Found an error in our deadline rules? Have a suggestion for the calculator? Or a question we haven't answered? We'd like to hear from you.
The fastest way to reach us is email. Click below to open your email app with a pre-addressed message:
Email hello@chargebackclock.com
Tip: if you spotted a rules error, include the card network, your dates, and what you believe the correct deadline is — it helps us verify and fix it fast.
We read every message and aim to reply within a few business days. Rules corrections get priority — accuracy is the whole point of this site.
