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Email Signature with QR Code

Add a scannable QR code to your email signature that links to your website, booking page, or contact card. Free generator, works in Gmail and Outlook.

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Re: What it is

What is a QR code email signature?

A QR code email signature is a standard signature block with a small square barcode added next to your contact details. Anyone reading your email on a desktop can point their phone camera at the screen and jump straight to whatever the code links to: your site, a scheduling page, a portfolio, or a downloadable contact card. Because email clients block scripts and interactive widgets, the code has to be a plain hosted image with an absolute HTTPS URL. That constraint is actually good news, since plain images are the one thing every major email client displays reliably.

Re: How it works

How to add a QR code to your email signature

Step 1

Generate and host your QR code

Create a QR code that points to a short URL, export it as a PNG around 300x300 pixels, and upload it to a public HTTPS location such as your website or an image CDN. Keep the file under 200KB.

Step 2

Choose a template in the free generator

Open BrandFooter's free email signature generator and pick a template with an image slot where the code can sit without crowding your name and title.

Step 3

Add your details and paste the QR image URL

Fill in your name, role, and contact info, then paste the hosted QR code URL into the image field. The live preview shows exactly how the code will appear, so adjust the display size to roughly 100 to 140 pixels.

Step 4

Copy the HTML into your email client

Click Copy HTML and paste the signature into Gmail, Outlook, or Apple Mail signature settings. Send yourself a test email and scan the code from your phone before rolling it out.

Re: Why it works

Why use a QR code

Key benefits of adding a QR code to your email signature.

Desktop-to-phone bridge
Most signature links get clicked on the device the email was opened on. A QR code lets someone reading on a desktop move the action to their phone instantly, which is where calls, bookings, and contact saves actually happen.
No typing, no typos
Nobody retypes a URL from a screen. A scan takes two seconds and lands the recipient exactly where you want them, with tracking parameters intact.
Measurable scans
Point the code at a short link with UTM parameters and every scan shows up in your analytics. You will know whether the code earns its place in the signature.
Works in every client
The code is a plain hosted image, so it renders anywhere images render: Gmail, Outlook desktop, Apple Mail, and mobile apps. There is nothing to break.

Re: Doing it well

Tips for a QR code

Best practices to get the most out of this feature.

Point the code at a short URL
Long URLs produce dense codes that are hard to scan at small sizes. Run the destination through a short link first. As a bonus, you can change where the short link points later without regenerating the code.
Keep the display size between 100 and 140 pixels
Smaller than 100px and phone cameras struggle to lock on from typical viewing distance. Larger than 140px and the code dominates the signature. Export the source file at 2x or 3x that size so it stays sharp on retina screens.
Leave a quiet zone around the code
QR codes need a clear margin (the quiet zone) on all four sides to scan reliably. Bake white padding into the PNG itself rather than relying on table spacing, since email clients handle spacing inconsistently.
Host the image on HTTPS, always
Email clients cannot run scripts or render generated codes on the fly. The QR code must be a static image at an absolute HTTPS URL. HTTP URLs get blocked as insecure content in most clients.
Test with a real phone before rollout
Send the signature to yourself, open it on a desktop monitor, and scan it with a mid-range phone from arm's length. If the scan is slow, increase the size or shorten the destination URL and try again.

Re: Common questions

Frequently asked questions

Common questions about a QR code in email signatures.

Can I put a QR code in an email signature?+

Yes. Generate the code as a PNG, host it on a public HTTPS URL, and insert it into your signature as a normal image. Every major email client displays hosted images, so the code works without any special support or plugins.

What size should a QR code be in an email signature?+

Display it at 100 to 140 pixels square. That is large enough for a phone camera to scan from a desktop screen but small enough to stay out of the way. Export the actual file at two or three times that resolution so it looks crisp on high-density displays.

Does a QR code work in Outlook signatures?+

It does. Outlook desktop uses the Word rendering engine, which is picky about layout but handles plain hosted images fine. Keep the code as a simple PNG with explicit width and height attributes and it will render correctly.

What should my email signature QR code link to?+

Pick one destination with a clear action: a booking page, your website, a portfolio, or a downloadable vCard. Codes that lead to a generic homepage get scanned once and forgotten. A specific next step gives people a reason to point their camera at it.

Why won't my QR code scan from the email?+

The usual culprits are a display size below 100 pixels, a missing quiet zone around the code, a dense code generated from a very long URL, or image compression artifacts. Fix the size and margin first, then shorten the destination URL if scanning is still slow.

Fwd: Worth a look

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Add a QR code to your email signature

Create a signature with a scannable QR code in minutes. Free generator, no account required, and the HTML works in Gmail, Outlook, and Apple Mail.

Create your signature