
Telegram
Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free. It is like SMS, but more powerful. .
TeamTalk provides 1 - click meetings, audio -video calling, screen sharing, audio recording, meeting notes, whiteboard, Google calendar, text chat, file sharing and...
teamtalk is the best video and web conferencing software out there trusted and use by over 8000 businesses globally. teamtalk's instant browser based video and web conferencing solution with hd quality and zero jitters, takes the pain out of business communication. there is no download or installs required and ui is designed with simplicity.
with teamtalk you can;
setup a public /private meeting room with upto 12 people audio / video calling functionality screen and file sharing within the video call interactive whiteboard to visually demonstrate your ideas audio recording of the entire meeting meeting timer and agenda checklist google calendar integration to setup meetings live text chat if video / audio is not enough for you and much more.
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file-sharing screen-sharing video-calling video-chat video-conferencing text-chat communications audio-conferencing web-conferencing live-chat business-communication whiteboard communication-platform audio-chat audio-calling free-video-conferencing live-communication meeting-rooms online-video-conferencing video-communication web-rtc
Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free. It is like SMS, but more powerful. .
Free Mac OS X Windows Linux Android iPhone Web Blackberry Mac Windows Mobile
Hangouts is a messaging app that lets you send and receive messages, photos and more, and even start free video and voice calls – one to one or with a group! "Hangouts" are places used to facilitate group video chat (with a...
Free Windows Android iPhone Android Tablet iPad Chrome OS Web Chrome
WhatsApp Messenger is a cross-platform mobile messaging app which allows you to exchange messages without having to pay for SMS.
Free Mac OS X Windows Android iPhone Android Tablet Web Blackberry S60
All-in-one voice, video and text chat for gamers that’s free, secure, and works on both your desktop and phone.
Freemium
TextSecure and RedPhone have been merged to create Signal! Using Signal, you can communicate instantly while avoiding SMS fees, create groups so that you can chat in real time with all your friends at once, and share media or...
Free Open Source Mac OS X Windows Linux Android iPhone Android Tablet iPad Chrome
Jitsi (previously SIP Communicator) is an audio/video and chat communicator with full end-to-end encryption that supports protocols such as SIP, XMPP/Jabber, ICQ/AIM, Windows Live, Yahoo!, GTalk/Hangouts extensions, as well as OTR, ZRTP...
Free Open Source Mac OS X Windows Linux Android BSD Web
Glip is instant messaging for teams and businesses to communicate and get work done at the same time. In Glip you work where your conversations are, so you always know what your team is doing and what needs to get done next.
Freemium Mac OS X Windows Android iPhone Android Tablet iPad Web
mattermost is an open source, self-hosted slack alternative.
Free Open Source Mac OS X Windows Linux Android iPhone Android Tablet iPad Self-Hosted
Matrix is an open standard for decentralized persistent communication over IP. It can be used for decentralised group chat, WebRTC signaling, IoT-data transfer, and generally to link together fragmented silos of communication.
Free Open Source Windows Linux Android iPhone Android Tablet iPad Web Mac
Rocket.Chat is a Web Chat Server, developed in JavaScript, using the Meteor fullstack framework.
Free Open Source Windows Linux Android iPhone Mac Self-Hosted Cloudron
Desktop and mobile app for Twitch users to communicate with friends and teammates across platforms.
Free Mac OS X Windows Android iPhone Android Tablet iPad Web
TribeScale is a startup that aims to enhance teamwork in companies through the improvement of communication, coordination, and the pace on the basis of targets set.
Free Mac OS X Windows Android iPhone iPad Web Self-Hosted
Jitsi Meet is an OpenSource (MIT) WebRTC JavaScript application that uses Jitsi Videobridge to provide high quality, scalable video conferences.
Free Open Source Web