This app can detect other apps QR or Barcode on screen at background.
You can copy to the clipboard from detect codes list.
Barcode formats is selectable (multiple, search).
You can send code HTTP(S) request any address.
Example : http://MyServer.com/Receive.cgi?q=DETECT_CODE
Marker color is changable.
Detect interval is changable (sec).
You can start/stop analyze from notification area too.