A free program for Android, by www.SmartWalkie.com.
The Zello PTT Custom Button is a powerful tool that can be used to start a Push-To-Talk (PTT) for the popular Zello and VoicePing applications. This app allows you to set a custom button to start a PTT, which is very useful when you are using a Walkie Talkie. It works on most Android phones.
Once you have selected a Zello channel or contact, you can start using the app by simply pressing the power button on your device or pressing the custom button on your device's screen. You can now start a PTT for your selected channel or contact.
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