Truecaller

The app to block phone SPAM and unwanted calls

Skype

The best app for voice and video calls

eBuddy Messenger

Multiservice chat application for Android

Google Meet

The version of Hangouts conceived for work

Talkatone

Free call and message app

OmeTV

Application to chat with people from all over the world on video

Messenger Plus

Messages and statistics regarding your communications

Eyecon

A complete mobile agenda with a lot of options

Zoom

The ultimate app for video calls and virtual meetings

Chamet

Make friends from all over the world and talk to them by video call or voice chat

Google Voice

More control over your phone calls

Tango

Make live broadcasts and become a successful streamer

Viber Messenger

App to chat, send text, voice, and video messages, and to make calls

Messenger With You

How to enjoy MSN on your smartphone

Cisco Webex Meetings

An app for holding stable video conferences

Zalo

A new video calling and messaging service

Start

Quick access from your lock screen

Slidejoy

Earn money by locking your Android

AOA: Always on Display

A tool kit for your lock screen

Screen Off

A touch button for turning off your Android screen

Locker Master

Customize your lock screen

Holo Locker

Lock screen app based on Jelly Bean's lock screen

GO Locker

Change the lock screen of your Android

AmongLock

A lock screen with Among Us!

CM Locker

Lock your Android's screen and locate it in the case of theft or loss

Screen Lock: Time Password

Block access to your mobile or to applications and files

Samsung Good Lock

The application for customizing your Samsung interface and lock screen

Skizz

Draw solo or with others

Fireflies Lockscreen

Screensaver for Android lock screen

WidgetLocker

The most complete lock screen app

PIP Lock Screen

The most customizable lock screen