Turn your phone or tablet into a walkie-talkie with this free and fast PTT (Push-To-Talk) radio app. Talk to your contacts privately or join public channels to start a heated debate. Zello uses a proprietary low latency push-to-talk protocol and is not interoperable with Voxer, Sprint Direct Connect or AT&T Enhanced PTT. The Zello Android client supports the free public service, the ZelloWork cloud service and the private Zello Enterprise server.
Features:
* Real-time streaming, high quality voice
* Availability of contacts and text status
* Public and private channels for up to 6000 users
* Option to map the PTT (Push-To-Talk) hardware button
* Support for Bluetooth headsets (selected phones)
* Voice history
* Call waiting
* Images
* Push notifications
* Works on WiFi, 2G, 3G or 4G mobile data
Supported Android Devices : [4.0.3–4.0.4] Ice Cream Sandwich – [4.1–4.3.1] Jelly Bean – [4.4–4.4.4] KitKat – [5.0–5.0.2] Lollipop – [6.0 – 6.0.1] Marshmallow – [7.0 – 7.1.1] Nougat – [8.0-8.1] Oreo – [9] Pie