A Mailto link is an HTML hyperlink that opens the system's default email client and automatically fills in the recipient, subject, body, and other fields. It's widely used in web development, email marketing, and contact pages.
Standard format: <a href="mailto:email@example.com?cc=cc@example.com&bcc=bcc@example.com&subject=Subject&body=Body">Send Email</a>
Basic format: <a href="mailto:email@example.com">Send Email</a>
Contact Pages: Add Mailto links to your "Contact Us" page for one-click email composition without needing a backend form handler.
Email Marketing: Use pre-filled Mailto links in campaigns for subscription confirmations, invitations, and feedback collection.
Technical Support: Add Mailto links in documentation that pre-fill error information for faster support requests.
Social Sharing: Add "Share via Email" buttons with pre-filled subject and article links for content sharing.
mailto: β Recipient email address (required). Multiple addresses separated by commas.
cc= β Carbon copy address (optional). Multiple addresses separated by commas.
bcc= β Blind carbon copy address (optional).
subject= β Email subject (optional). Automatically URL-encoded.
body= β Email body (optional). Supports line breaks (%0A).
A Mailto link is an HTML hyperlink that opens the system's default email client and fills in recipient details. The format is mailto:email@example.com.
Mailto links support: to (recipient), cc, bcc, subject, and body. Multiple parameters are connected with &.
Special characters need URL encoding. Spaces become %20 or +, line breaks become %0A, and Chinese characters are encoded automatically by this tool.
Yes, separate multiple email addresses with commas. E.g., mailto:user1@example.com,user2@example.com?subject=Hello.
No, Mailto links do not support attachments. Use a contact form or server-side email for file attachments.