Imo

vs

ICQ

WeChat connects a billion people with voice calls, video calls, photo sharing, chats and payments. The multi-purpose application is developed by the Chinese company Tencent and is and in China, it is described as "the app for everything". WeChat is primarily developed for the mobile consumer, but is also avalible on desktop and in the browser.

Facebook Messenger is a free standalone chat application that is well integrated with the social network, Facebook. With Facebook Messenger you can stay in contact with friends and family, and other contacts from Facebook. The applicaiton has a ton of built-in features that make communication fun and engaging. Send images, gifs, video messages, voice notes, and stickers or share content from around the web. Facebook Messenger automatically syncs with your Facebook contacts without the need of adding phone numbers or identification manually.

A mobile group messaging app developed and owned by Microsoft. GroupMe was first launched in 2010, today the application has over 12 million registered users that engage in group communication. The application makes it easy to stay in touch with those who really matter to you, and to do so in groups.

Telegram X is a development version of the chat application Telegram. The goal of Telegram X is to reinvent Telegram and explore new frontiers in speed, ease of use, quality of animations, and all other aspects surrounding online communication. Telegram X is an experimental app that may or may not eventually replace the existing official Telegram, or simply used as a public beta test.

Element is an All-in-one secure chat app for teams, friends and organisations that allow you to own your conversations. With Element you can keep conversations in your control, safe from data-mining and ads. Element utilize the open and global Matrix network for message relay, protected by proven end-to-end encryption.

With Telegram people can communicate and via instant messaging and voice over IP. Telegram is a cloud-based software and services that have a focus on privacy, speed and security. The client was initially created by the brothers Nikolai and Pavel Durov, the creators of the Russian social network VK back in 2013. Today the application is used cross-platform by over 400 million users world-wide.