Viber vs WhatsApp

Telegram

Cloud-Based Messaging App with Focus on Speed and Security

Hangouts

Video Conferencing

Discord

A modern service for group voice, video, and text communication

Skype

Communication solution with voice, video, messaging, and file transfer

Slack

A cloud-based platform for team communication and collaboration

Telegram

Cloud-Based Messaging App with Focus on Speed and Security

Slack

A cloud-based platform for team communication and collaboration

Signal

Messengers

Skype

Communication solution with voice, video, messaging, and file transfer

Flock

Task Management