Product and account help
Email support@transfersize.com with the page URL, the time the problem happened, your browser, and the error you saw. Add the transfer ID if you have it, but never send the password or full payment details.
Security reports
Use the subject “Security report.” Explain what the problem could allow and give clear steps to reproduce it. Do not download, change, or keep data that is not yours.
Privacy and data requests
Use the subject “Privacy request” and include the email on the account. We may ask you to prove that the account belongs to you.
Copyright reports
Follow the checklist on the DMCA page. Tell us what work is yours, where it appears on TransferSize, and why you want it removed.