How to Generate a QR Code for Free — Complete Guide (2026)

Updated October 2026 · 4 min read

QR codes have become indispensable for businesses of every size — on menus, business cards, packaging, posters and event tickets. Creating one used to require paid software, but today any URL can be encoded into a scannable QR code in seconds for free.

What Can You Encode in a QR Code?

• URLs — the most common use case. Link to your website, product page or social profile.
• Plain text — a short message, instructions or a code word.
• Email address — opens the default mail app with a pre-filled To: field.
• Phone number — opens the phone dialler.
• Wi-Fi credentials — guests scan and connect automatically (no password typing).
• vCard / contact — scan to add a contact to the phone's address book.

Static vs Dynamic QR Codes

Static QR codes encode the data directly. They are permanent — if the URL changes, you need a new QR code. Static codes are free and work forever with no account. The MetricPane QR Code Generator creates static codes.

Dynamic QR codes encode a short redirect URL that you can update later in a dashboard. They require a paid account with a QR provider. Useful for printed materials where you cannot reprint when links change.

For most use cases — a website, a social link, a menu — a static QR code is the right choice. Use a URL shortener first if you want to track scan counts.

Best Practices for Printing QR Codes

• Minimum size: 2 × 2 cm — anything smaller is unreliable to scan from a distance.
• High contrast — black code on white background scans most reliably. Avoid putting a QR code on a busy photo background.
• Test before printing — scan the QR code on screen first with multiple phones and apps before going to print.
• Always include a call to action — "Scan to see our menu" performs better than a plain QR code with no context.
• Download as PNG at high resolution (at least 500 × 500 px) for print use.

Step-by-Step: Create a QR Code in 30 Seconds

1. Open the MetricPane QR Code Generator.
2. Paste your URL or text into the input field.
3. The QR code generates instantly in the preview.
4. Click Download PNG to save the high-resolution image.