QR codes and email seem like an odd pair, since the reader is usually already on a device that can just click a link. But used in the right moments, a QR code in an email bridges the gap between the screen someone reads on and the device they act on, and it opens up tracking that plain links don't.
When a QR Code Actually Helps in Email
The strongest case is the desktop-to-mobile handoff. A subscriber reading on a laptop can scan a code to continue an action on their phone, like adding a pass to a wallet, completing a mobile-only checkout, or opening an app. It's also useful in printable emails such as receipts and tickets.
Pairing QR Codes with Clickable Links
Never rely on the code alone in email, since most readers are on mobile and prefer to tap. Offer both: a clear button or link for phone readers and a QR code labeled for desktop readers. This covers every context without forcing anyone into the wrong action.
Tracking Campaign Performance
A dynamic code lets you measure scans separately from clicks, which tells you how many readers crossed from one device to another. You can generate a trackable redirect with a dynamic URL generator and compare its scan data against your email click rates.
Design Tips for Inline Codes
Use a PNG sized for the display, since email clients render images at fixed sizes and don't reliably support vector formats. Export a clean code with a PNG QR generator, keep a quiet margin, and add a short caption telling desktop readers why to scan.
FAQ
Common questions are answered in the FAQ section below.