It is a simple QR code reader that can read QR immediately with one touch.You can read the QR code as soon as you open the app.The read result remains in the history, so you can check it later.It can be used even when the Internet is not connected, so you can use it such as reading the QR first and checking the contents later in the history!◇ Function explanation> LightWhen using in a dark place ...> HistoryIf you want to check later, such as when you are not connected to the Internet ...> Vibration, sound effectsSelectable to operate when QR code reading is completed