Upload a photo or screenshot of an existing QR. We read it in your browser and rebuild a clean, print-ready code below — then tune the 3D options as usual.
Everything is generated in your browser.
Scan this 2D reference before printing. Preserve the quiet zone and use contrasting filament colors.
Enter valid content to preview the code.
Combined is a single-color mesh. Base and Code are aligned separate files for two-color or two-material printing; use contrasting filaments so scanners can read the QR pattern.