What is error correction in a QR code?

Error correction allows a QR code to be read even if part of it is damaged or obscured. Higher levels provide more resilience but produce a denser code.

How many characters can a QR code hold?

A QR code can hold up to around 4,296 alphanumeric characters at the lowest error correction level.

QR Code Generator

Browser-based

Create QR codes for any URL, text, email address or WiFi network. Customise the size and error correction level. Download as PNG.

About QR Code Generator

Turn a link, message, email address or WiFi login into a scannable QR code in seconds. Choose the content type, set the size and error correction level, and download a crisp PNG ready for print or screen. Generation runs locally in your browser, with no account or upload required.

How to use

1
Select the type (URL, text, email or WiFi).
2
Enter your content.
3
Customise size and error correction.
4
Download your QR code as PNG.

Frequently Asked Questions

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