The classic use case for QR codes. Turn any link, web address, or block of plain text into a scannable barcode. When users point their camera at the code, their device will automatically offer to open the link in their web browser or display the text message.
Highly reliable
Because these QR codes are static, the data is embedded directly in the image. You don’t have to worry about broken redirects or monthly subscriptions. To ensure your code scans easily, especially from a distance, make sure you download it as an SVG and use high-contrast colors (like dark foreground dots on a light background).