You can now share any Limesurvey survey you have cached at your Android device. Just click the share icon:
This Generates a QR code that you can send to different participants...
This QR code will include
Settings for Adding Survey (Survey URL, LimeSurvey  username + password, bypass SSL) Sync settings (FTP host, port, username, password...etc.)
Later, you can add a survey by scanning QR code using camera, or scanning QR code from a saved image