wifi analyzer will provide useful information about wireless signals around you. app supports 2.4ghz and 5ghz. - no ads - screenshot/csv export of found networks - helps to find optimal placement for wifi receivers - provides you information individually on wifi channels - shows signal strength in history graph - recommends the best channel for new ap - information of the channel width (20/40/80mhz - only android 6+) note: android 6+ (marshmallow) requires location permission and location enabled - the reasons explained on the official website android.com: http://developer.android.com/about/versions/marshmallow/android-6.0-changes.html#behavior-hardware-id