requirements are devices that have a speaker and a microphone—which are either cheap to add on or already built-in with many devices. Sonic Code® is a complimentary technology to barcode/QR code and it is the solution for industries with extreme security concerns like mobile payment/mobile authentication/IoT. With a combination of Sonic Code® software, sound, and existing hardware device, create a secure, seamless, cost-effective and customizable services to your end-users.