The agreements that govern Mailcycle.
If a clause is unclear, tell us and we will fix the wording. Changes are posted on our notices page.
Terms of Service
The contract between you and Mailcycle: your account, our obligations, payment, liability and termination.
Updated 6 October 2026
Privacy Policy
What personal data we collect, why, how long we keep it, who we share it with and what rights you have.
Updated 20 October 2026
Acceptable Use Policy
What you may and may not do with Mailcycle addresses, devices and AI agents, and what happens if you break it.
Updated 19 September 2026
Refund Policy
When we refund a payment, how card, cryptocurrency, balance and in-app payments are refunded, and what happens when a card payment is disputed.
Updated 25 September 2026
Data Processing Agreement
Our processor obligations under the UK GDPR, including subprocessors and international transfers.
Updated 20 October 2026
Cookie Policy
Mailcycle sets no cookies. The browser storage the site, docs and app use, the files the MCP server keeps, and what each one does.
Updated 6 October 2026
Accessibility
What we aim for, how it is tested, known issues, and how to report a problem.
Updated 1 October 2026
Need paperwork signed? We can execute a DPA, complete a security questionnaire or review your standard vendor terms. Email hello@mailcycle.email.