Many QR readers quickly send you to the website embedded in the QR Code. Hackqr (pronouced 'Hack kwer') gives you visibility and control over what your phone does after opening a QR Code. Use Hackqr to scan any QR Code and it will display the embedded URL before opening the browser. You have the ability to - change (edit) the URL address before opening the browser - approve the site so the browser will automatically open this code in the future. - strip known marketing campaign tracking codes