Apps like FirstNet Push-to-Talk

Here are some great alternatives to FirstNet Push-to-Talk by AT&T Services, Inc. :
ProPTT2 Video Push-To-Talk
ProPTT2 Video Push-To-Talk
★3.3
skEYEwatch Push To Talk (PTT)
skEYEwatch Push To Talk (PTT)
★5.0
Zello PTT Walkie Talkie
Zello PTT Walkie Talkie
★4.3
Bell Push-to-talk
Bell Push-to-talk
★3.4
WAVE Mobile Communicator
WAVE Mobile Communicator
★4.0
Verizon Push to Talk Plus
Verizon Push to Talk Plus
★3.4
NuovoTeam - Push to Talk (PTT)
NuovoTeam - Push to Talk (PTT)
★3.3
Orion Push to Talk
Orion Push to Talk
★4.1
Voice and Video Walkie Talkie
Voice and Video Walkie Talkie
★4.2
ESChat (Push-to-Talk)
ESChat (Push-to-Talk)
★3.7
GroupTalk
GroupTalk
★3.9
Bluetooth Walkie Talkie & Chat
Bluetooth Walkie Talkie & Chat
★3.3
T-Mobile Direct Connect
T-Mobile Direct Connect
★3.6
EVO PTT | Walkie Talkie
EVO PTT | Walkie Talkie
★3.4
Tango Tango
Tango Tango
★3.4
Group Talks: Walkie Talkie Ptt
Group Talks: Walkie Talkie Ptt
★4.4