Generate QR codes and barcodes in any size, from tiny to huge, in seconds. Decode them too — just drop in an image. No sign-up, no tracking, no analytics on your codes, no waiting. Completely free, always. Built for developers testing formats, businesses making menu or Wi-Fi codes, event organizers printing giant posters, or anyone who just needs to read a barcode fast. Free. Fast. No tracking. Any size. That's Scanline.