Supported Android Devices using 4.4 or higher (KitKat or Lollipop):
Samsung Galaxy S4 5 6
Samsung Note 3 4
Nexus 4 5 6
HTC One M8
LG G3 G4
If your device is not on this list but uses Android 4.4 and Bluetooth 4.0 there is a good chance CUBE key finder will work fine but we are not able to offer the same level of support in troubleshooting scenarios.