Scanner 911 is a free Android application that enables you to listen to live audio from thousands of police, fire, and EMS scanners across the United States. The app provides real-time emergency response audio, allowing you to hear emergency responses as they happen. Scanner 911 offers a wide range of features that make it stand out from the competition.

With Scanner 911, you can find nearby scanners in your area, sorted by distance, or search for scanners near any town or city in the country. The app allows you to listen in the background while using other apps on your phone and adjust the sound with built-in equalizer and amplifier effects. You can set a custom sleep timer to preserve your phone's battery life, control the stream with lock-screen controls or headset buttons, and view a comprehensive list of "ten-codes" to keep up with the action.

Overall, Scanner 911 is a reliable and efficient emergency response companion that offers more scanners than the competition, including many scanners in lesser-known rural locations. Download Scanner 911 today and stay informed about emergency responses happening in real-time across the United States.