Toto je nástroj na skener QR kódov. Presuňte obrázok QR kódu do dropzone. Denso Wave vytvoril QR kód v 1994. The size of a QR code shouldn’t be below 1 x 1 cm (0.4 x 0.4 in). Having a QR code printed in a smaller size might not be able to be decoded by a QR code reader/scanner.