What is the MapcamDroid Radar detector application, how does it work?

According to the introduction of Mapcam.info, MapcamDroid Radar detector is a Maps & Navigation app on the Android platform. There is currently a 3.8.929 version released on Mar 02, 2020, you can see the details below.

★★★★★ Radar detector MapcamDroid is an app which warns the driver about the radars, speed cameras and potentially dangerous parts of the road. MapcamDroid will remind you about the observance of traffic rules and speed limit in time. Moreover, it can help you to avoid an accident or a fine.