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Join over 500,000 users who have improved their cell signal with FindTower
Cell signal strength is measured in dBm (decibels relative to one milliwatt). Understanding these measurements helps you identify good vs poor coverage areas and optimize your device placement.
Learn what dBm readings mean and how they affect your call quality and data speeds.
Use signal readings to find the best locations for calls and data usage.
Identify signal issues and potential solutions for poor connectivity.
Join over 500,000 users who have improved their cell signal with FindTower