Quadratic Equation Solver (ax² + bx + c = 0)
About QR Code Email Generator
The Email `mailto:` QR Code Generator creates scannable QR codes that pre-fill recipient email address (`to`), subject line, and pre-formatted body message in the user's default email client (Apple Mail, Gmail, Outlook) upon scanning.
How to Use QR Code Email Generator
Step 1
Enter the recipient email address.
Step 2
Optionally type a predefined subject line and template email body.
Step 3
Test scan the QR code to verify your email client opens properly.
Step 4
Download your email QR code.
Practical Use Cases for QR Code Email Generator
Customer Feedback & Support Ticket Submission
Print QR codes on product packaging that open an email to `support@example.com` with the subject "Feedback on Model X" and device details pre-filled.
RSVP & Event Registration via Email
Generate event invitation QR codes that pre-populate RSVP acceptance emails with event dates and attendee names.
Input & Output Examples
Generating Support Inquiry Email QR Code
To: `support@example.com`, Subject: `Product Help Request`, Body: `Hi Team,\n\nI need help with...`
Scannable QR Code encoding: `mailto:support@example.com?subject=Product%20Help%20Request&body=Hi%20Team...`
Key Features & Performance
- ✓Pre-populates: Recipient Email (`to`), CC, BCC, Subject Line, and Multi-line Body template.
- ✓Standard `mailto:` RFC 6068 URI encoding with proper percent-encoding.
- ✓Exports in high-resolution PNG, SVG, and WebP.
- ✓100% Client-Side memory execution.
- ✓1-Click Download QR Code image.
Key Terminology & Definitions
`mailto:` URI Scheme (RFC 6068)
A standard uniform resource identifier scheme used to produce hyperlinks on websites and QR codes that launch email clients.
Percent-Encoding / URL Encoding
Converting spaces and special characters into `%20`, `%0A` (newlines), and hex codes for valid URI transmission.