Talk to all your WhatsApp contacts directly from your Mac
Talk with all your Telegram contacts from your Mac
Video calling and remote conferencing for Mac
Remotely access your devices
The leading VoIP platform for online communities
Make VoIP calls to any phone in the world
Use Signal on your Mac
Enjoy this well-known messaging app on your Mac
Follow your favorite streamers
Safe, fast and free e-mail client by Firefox developers
What if you could use your iPhone as a common removable HD?
The desktop version of the popular VoIP service has arrived
Chat on Facebook Messenger easily
Connect with your contacts and make new friends
Manage your email accounts from a single window
Zello
A comfortable, simple and comprehensive email client
A nice and organized email client
A video-conferencing tool for up to 100 users
Free private or collect calls from your desktop
One of the pioneering programs in instant messaging
Voice chat software, specially for gamers
The famous P2P TV broadcasting application, now on Mac
Remote controle the computer of your choice
Proton AG
An excellent email client
Simple, secure instant messenger
Upload pictures to Instagram directly from your Mac
Manage multiple accounts simultaneously across various social networks
A nice RSS and ATOM feed reader that uses templates
Powerful Bayesian filter for combating unwanted emails
Play and record more than 50,000 radio broadcasts worldwide
Download linked files from any RSS
All info about TV programs clearly and understandable shown
Simple tool for network monitoring
Upgrade your webcam to make you look great in Zoom, Twitch an videos
Quassel IRC
Zulip
Post directly to Instagram from your Mac
Excellent voice conversation with friends
Broadcast your own TV channel with this P2P TV client
MSN, Yahoo, and ICQ together: Now it's possible with Trillian
Record and transmit video directly from your computer
A calendar tool integrated into Thunderbird
IRC chat client compatible with SILC and ICB protocols
The most comprehensive communications tool out there
An internal communication chat tool
Jörg Knobloch