T-Mobile Visual Voicemail

Improve the management and organization of your voice messages

Jitsi Meet

Multi-participant video conferencing app

Aloha

Platform for random voice chat

Zooroom

Group calls with up to 12 at a time

BOSS Revolution

An app to make cheap phone calls

S.O.S. Emergencias

App to communicate directly with emergency services

RoboKiller

Forget about advertising calls and spam on your phone

Skype for Business

The Skype app designed to work

JioCall

High-quality and improved phone calls

Call Control

Control calls and incoming SMS

join.me

Conduct audio and video conferences for work or personal purposes

My112

The app to quickly communicate on 112

Sound Amplifier

Improve the sound quality of your Android

JusTalk

Make video calls and much more

TeamLink

Communicate via videoconference without time limits

Lark Meetings

Your app for making seamless video calls

Azar

Make video calls with anyone in the world

AyuGram

A Telegram MOD based on exteraGram

TextNow

Free phone calls and text messages

WhatsApp Messenger

The number one instant messaging application

WeChat

One of the best chat apps

Facebook Messenger

The Facebook app for messaging, voice and video calls

Messenger Lite

The lightweight version of Facebook Messenger for Android

LINE

One of the most innovative instant messaging apps

Slack

The 21st-century team communication tool

imo

Instant messaging and video and audio calls for free

Telegram

Fast, secure and versatile instant messaging platform

Messages by Google

Chat with all your contacts with Google's app

Microsoft Teams

More productivity and better company communications

WhatsApp Business

The WhatsApp app designed for businesses

KakaoTalk

Communicate by chat and video and voice messages