How to Add a QR Code to a
Business Card

What should your business card QR code link to?

The link destination determines the value of the QR code. Here are the best options ranked by usefulness:

1. Your website or portfolio

For most professionals, linking to a personal website or portfolio is the highest-value destination. It gives the recipient a rich overview of your work, background, and contact details — far more than a business card can convey on its own. If your site has a specific landing page tailored for new contacts, link there instead of the homepage.

2. Your LinkedIn profile

LinkedIn is the professional standard. If your work is client-facing or relationship-driven, a LinkedIn profile lets the recipient verify your background, connect, and message you — all within a platform they already use. Your LinkedIn public profile URL looks like https://linkedin.com/in/yourname — use this directly.

3. A digital business card (vCard page)

Services like HiHello, Linktree, or even a simple HTML page allow you to create a mobile-friendly "digital card" containing all your contact details, social links, and a downloadable vCard file. This gives the recipient everything they need in one tap and lets them save your details directly to their phone's contacts.

4. A specific campaign page

If you're distributing cards at an event, conference, or as part of a campaign, consider a tailored landing page with a welcome message, a relevant offer, or a next step specific to that context. This dramatically improves conversion compared to a generic homepage link.

What size QR code for a business card?

Standard business cards are 85mm × 55mm (3.5" × 2" in the US). Within that space, you need room for your name, title, contact details, and the QR code. A realistic QR code size on a standard business card is 1.8 cm to 2.5 cm square.

At 2.5cm, a QR code on a business card held at arm's length (25–35cm) will scan reliably on essentially all modern smartphones. At 1.8cm, it will scan on most modern phones but may struggle on older or lower-resolution cameras in poor light.

If you have space for a back-of-card design, placing the QR code on the back (full-back or half-back layout) gives you the freedom to make it significantly larger — 4–5cm — vastly improving scannability without compromising the front's clean design.

Step-by-step: creating and adding your QR code

1. Choose your destination URL. Copy the full URL (including https://) of wherever you want to send people.
2. Generate the QR code. Paste the URL into FlexQRSnapper, click Generate, and download the 512×512 PNG. This is free, instant, and requires no account.
3. Import into your design tool. Open your business card template in Canva, Adobe InDesign, Illustrator, or Microsoft Publisher. Place the QR PNG and resize it to your target dimensions (2–2.5cm for front-of-card, 4–5cm for back).
4. Preserve the quiet zone. Leave at least 3mm of white space around all four edges of the QR code. Do not let other design elements overlap the code's border.
5. Add a micro-CTA. A small label like "Scan to connect" or "Scan for portfolio" beneath the code improves scan rates. Use 6–7pt type — it doesn't need to be large, just readable.
6. Export at 300 DPI. When exporting your card file for print, ensure the resolution is 300 DPI or higher. At 300 DPI, the 512px FlexQRSnapper PNG is sufficient for a 4.3cm QR code — verify this matches your intended size.
7. Order a proof first. Order a small test print (10 cards) before committing to a full run. Scan the printed code on multiple phones before ordering the rest.

Design tips for QR codes on business cards

• Keep it black on white if possible. Coloured QR codes can work, but standard black-on-white has universal compatibility and won't surprise you with scan failures on certain devices.
• Don't crowd it. Give the QR code breathing room. A cramped card looks unprofessional and makes the quiet zone more likely to be violated.
• Consider a back-of-card layout. A large, clean QR code taking up the entire back of the card (with your logo or a short tagline) is striking, modern, and extremely scannable. Many designers prefer this approach because it keeps the front clean while making the QR code a feature rather than an afterthought.
• Test the finished design on screen before printing. Zoom in on the QR code in your exported PDF to confirm the modules (black squares) are crisp and not blurry or anti-aliased.

Does the QR code on my business card expire?

Static QR codes — the type FlexQRSnapper generates — never expire. The code encodes your URL directly and doesn't rely on any redirect server or subscription. As long as the destination URL remains live (your website, your LinkedIn, your portfolio), the QR code will work indefinitely.

If you use a third-party QR service that offers "dynamic" codes, those codes can expire or stop working if you cancel your subscription. For business cards — a relatively permanent print item — static QR codes are strongly recommended.