QRCoder (QR Code Reader & Generator) QRCoder is a free app dedicated to QR codes! Read & create QR codes! Create a QR code with a variety of color combinations! Download the image of the QR code you created! You can read QR code information such as site URLs and your own surveys! Quickly scan the QR code! Create a QR code by typing characters such as URLs! You can add various colors to your QR code! You can save the image of the QR code in your phone, so it's useful for sharing to other social