SonoBus is an easy to use application for streaming high-quality, low-latency peer-to-peer audio between devices over the internet or a local network.


+1
Empathy is a messaging program which supports text, voice, video chat, and file transfers over many different protocols. You can tell it about your accounts on all those services and do all your chatting within one application.
Cost / License
- Free
- Open Source
Application types
Alerts
- Discontinued
Platforms
- Linux
- BSD



LINE is transforming the way people communicate, closing the distance between family, friends, and loved ones for free.
Cost / License
- Freemium
- Proprietary
Application types
Platforms
- Mac
- Windows
- Online
- Android
- iPhone
- Chrome OS
- Android Tablet
- iPad
- Apple Watch
- Google Chrome


+2
Thirdlane Connect is a versatile collaboration tool that combines messaging, voice, video, and app integration into a cohesive and efficient experience on any platform.
Cost / License
- Paid
- Proprietary
Application types
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Android Tablet
- iPad


+2
Teracy is a virtual coworking platform designed to recreate the feeling of working side by side with friends, classmates, or colleagues. Instead of simulating a formal office, Teracy focuses on creating a warm, relaxed environment where people can share presence without pressure.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Windows
- Mac
- iPad
- iPhone


+2
Enhance your live game streaming with real-time voice changes and effects, versatile integration into apps like Discord and Twitch, ideal for entertainers.
Cost / License
- Freemium
- Proprietary
Application types
Platforms
- Windows
- Android
- iPhone
- Skype
- Discord
- TeamSpeak
- Steam
- XSplit Broadcaster
- Twitch


+5
Asterisk is an open source framework for building communications applications. Asterisk turns an ordinary computer into a communications server. Asterisk powers IP PBX systems, VoIP gateways, conference servers and other custom solutions.
Cost / License
- Free
- Open Source (GPL-2.0)
Platforms
- Mac
- Linux
- BSD
- Cygwin
- Oracle Solaris

MicroSIP is a free portable SIP softphone for Windows based on PJSIP stack. It allowing to do high quality VoIP calls (P2P or on regular telephones) via open SIP protocol. From cloud of SIP providers you can choose best for you, register account and use it with MicroSIP. You'.


+4
Gather is a video-calling space that lets multiple people hold separate conversations in parallel, walking in and out of those conversations just as easily as they would in real life.
Cost / License
- Paid
- Proprietary
Platforms
- Online
- Android
- iPhone
- Android Tablet
- iPad


+1
Thirdlane® Multi Tenant PBX Platform is a reliable, cost-effective Unified Communications software widely used by MSPs, UCaaS providers, resellers and enterprises around the World.
Cost / License
- Paid
- Proprietary
Platforms
- Online
- Software as a Service (SaaS)


+2
Watch2Gether is a service that allows you to watch videos from Youtube, Netflix, Vimeo and other platforms in-sync together with your friends.
Cost / License
- Freemium
- Proprietary
Application types
Platforms
- Mac
- Windows
- Linux
- Online
- Google Chrome
- Mozilla Firefox



The motivation behind the project is to provide a native desktop app for Matrix that feels more like a mainstream chat app (Element, Telegram etc) and less like an IRC client.


+3
Airchat is a voice-based social media platform similar to a social walkie-talkie. It encourages concise speech without the need for emojis or memes. It automatically transcribes voice clips to text, however, it does not offer editing options.
Cost / License
- Free
- Proprietary
Platforms
- iPhone
- Android



3CX is a software-based, open standards IP PBX that offers complete Unified Communications, out of the box.
Offers a free trial period, after with you need to upgrade to paid subscription.
Cost / License
- Freemium
- Proprietary
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Android Tablet
- iPad
- Self-Hosted
- Microsoft Exchange
- Raspberry Pi
- Microsoft 365 (Office)


+2
Plus Messenger is an messaging app that uses Telegram 's API. Plus Messenger has all of Telegram's features plus themes. Plus Messenger is free for android devices.
Cost / License
- Free
- Proprietary
Application types
Platforms
- Android
- iPhone



The Steam Chat app includes many key features of the desktop Steam client chat, including:
Cost / License
- Free
- Proprietary
Application types
Platforms
- Online
- Android
- iPhone
- Android Tablet
- iPad
- Steam


+2
Ekiga (formerly known as GnomeMeeting) is an open source SoftPhone, Video Conferencing and Instant Messenger application over the Internet. It supports HD sound quality and video up to DVD size and quality.
Cost / License
- Free
- Open Source
Application types
Alerts
- Discontinued
Platforms
- Windows
- Linux


+2
AiCogni is an AI chatbot and writing assistant app that stands out from the crowd due to its emphasis on accessibility, voice interaction, and WearOS support. Its intuitive and user-friendly interface features a one-button design and voice control, making it accessible to all...



µTox is the lightweight client with minimal dependencies; it not only looks pretty, it runs fast! µTox is available for Windows, OS X, and Linux (Android support is experimental), with full support for chat, file transfers, audio/video calling, and desktop sharing...
Cost / License
- Free
- Open Source
Application types
Alerts
- Discontinued
Platforms
- Mac
- Windows
- Linux
- Android
- BSD

SpeedOf.Me is an HTML5 Internet speed test. No Flash or Java needed! It is the smartest and most accurate online bandwidth test. It works well on iPhone, iPad, Android, Windows 8 and other mobile devices, as well as desktop computers.


GameRanger is a free download for Mac and PC that lets you play over 600 games and demos online with friends and opponents worldwide. GameRanger offers features like profiles, friends lists, instant messaging, in-game voice communication, and competitive ladders/rankings/ratings.


Twilio is a web-service API that lets you use your existing web languages and skills to build voice and SMS applications. We focus on building a simple, powerful, pay-as-you-go communications platform so that you can focus on what you do best.
Cost / License
- Paid
- Proprietary
Platforms
- Online


Talkatone gives you free calls, text messages, real-time location sharing and picture sharing to Facebook and Google friends, or any phone number in US.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Android
- iPhone
- Android Tablet
- iPad


+1
Cloud-based platform blending phone, video, meetings, messaging in one system with unlimited US & Canada calls, HD conferencing, AI tools, non-user collaboration.
Cost / License
- Paid
- Proprietary
Application types
Platforms
- Mac
- Windows
- Online
- Android
- iPhone
- iPad
- UNIX Web Browser
- Software as a Service (SaaS)






















































