QR Code Generator
About this Tool
Generate a mailto: QR code with optional subject and body so scanners open their mail app ready to send. Perfect for support inboxes and feedback forms. 100% on-device processing.
Processed safely on your device
Everything happens in your browser on this device. Your files are never sent to our servers—so you can use it with peace of mind.
How to Use
Open the Smartphone tab and select Email (or open /email).
Fill in the required fields (SSID, phone number, email address, etc.).
Preview the QR code, adjust style, and download PNG or SVG.
Key Scenarios & Use Cases
Guest Wi-Fi and office networks
Print a Wi-Fi QR so visitors connect without typing the password.
Business cards and contact exchange
Share a vCard or Call QR so people save your details or dial in one scan.
Support SMS and inquiry emails
Pre-fill SMS or email drafts for customer support lines and contact forms.
Frequently Asked Questions (FAQ)
Yes. Modern phone cameras recognize tel: and SMSTO: payloads and open the Phone or Messages app accordingly.
No. AllThatConverter encodes everything on-device in your browser; nothing is sent to a server.