Signal detector app will find and test your phone signal strength with few easy steps. LTE strength finder app cannot boost your phone signal strength but can tell you accurately how poor your signal is.

Mobile phone signal is measured in decibels or dB, the mobile signal is AM and FM radio waves which are traveling long distance, but these AM and FM signals are easily interrupted and lead to bad result. All the cellular devices operate within 50 dB to -120 dB frequency standard.