Frequently Asked Questions
Email QR codes use the mailto: URI scheme. When scanned, the device opens the default email app with the recipient, subject, and body pre-filled.
Yes. All three fields (recipient, subject, body) are supported. Subject and body are optional — you can create a QR code with just the email address.
Yes. The mailto: protocol is universal and works with whatever email app is set as default on the scanning device.
The mailto URI is encoded in the QR code, so the practical limit is about 4,000 characters total. Keep messages concise for reliable scanning.