3CX is a proprietary software-based unified communications platform developed and marketed by the company of the same name, 3CX. The platform includes features such as a PBX (private branch exchange, VoIP (voice over IP), video conferencing, live chat, and mobile apps for iOS and Android. The software is designed to run on Windows, Linux, and macOS and can be deployed on-premises or in the cloud.
3CX has been recognized for its ease of use, scalability, and affordability. It has been awarded multiple industry awards, including the Unified Communications Product of the Year by TMC and the Best Value VoIP PBX by ITSPA. The software is used by businesses of all sizes, from small businesses to large enterprises, across a wide range of industries.