Question 1

What is a QR code used for?

Accepted Answer

QR codes are used to quickly share URLs, contact info, Wi-Fi passwords, payment details, and any text. Smartphones can scan them instantly with a camera — no app needed on modern phones.

Question 2

Are QR codes from this generator free forever?

Accepted Answer

Yes, 100% free. QR codes generated here never expire and are not tied to any subscription. You own the QR code once you download it.

Question 3

What's the best QR code size for printing?

Accepted Answer

For business cards, 2.5cm × 2.5cm (250px) is ideal. For posters or large prints, use at least 5cm × 5cm (500px). A good rule: the larger the print, the larger the QR code.

Question 4

Can I change the color of a QR code?

Accepted Answer

Yes! Use the color pickers to set any foreground and background color. Just make sure there is high contrast between the two colors so phones can scan it reliably.

Question 5

How do I add a QR code to my website?

Accepted Answer

Generate the QR code, download it as PNG, and embed it in your site with an <img> tag. You can also link it to a specific page URL for easy mobile access.

QR Code Generator

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