this app was designed to work like normal UHF walkie talkie with limited range in meters , instead of purchasing walkie talkie hardware with limited range, you can use this app and Set your broadcast range in the app ( max. of 2000 meters radius ) ..
just download and install and then go to Menu > help & info > then press on button , which will take you to the website above , the website has steps to how to start using it. and more other help information.
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