・Display your phone number.
・Able to display your phone number in a notification area when an incoming/outgoing call has occurred.
・Able to copy the phone number to the clipboard.
・Dual/Multi SIM support. (Android 5.1 and above)
・You can display the number with QR code. This is useful if you want to let others know your number.
・I'm sorry that there are some terminals that don't work.
・Can not display the phone number for the SIM in use in the international roaming.
・Even though dual SIM device, more than one phone numbers should not be displayed with Android 5.0 and below. (not verified)
・Three or more of the SIM should work, but not yet verified.
・This software includes the work that is distributed in the Apache License 2.0.
…ZXing:open-source, multi-format 1D/2D barcode image processing library