3CX is a SIP proxy server that works with popular IP phones, gateways and SIP trunk providers. It’s a complete business communication system you can install in minutes, whether on-premise on Windows or Linux, hosted, or in your own private cloud. Configuration is easy with the user-friendly web management console, so you can customize your setup to suit your business’ every need. 3CX also includes a host of features to help your employees connect with each other and with your customers. Calling, video conferencing, chat and more are all integrated into the system, so there’s no need to use and manage multiple apps.

Open-standards SIP server software

  • IP PBX supports SIP 2.0.
  • Supports standard phone lines via SIP gateways & audio codecs.
  • Compatible with a wide range of SIP trunks & SIP providers.
  • Supports main codecs including G711, GSM, IspeeX & ILBLC.
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Video Conference Call

Affordable, flexible solution

  • Perpetually free for up to 10 users.

  • No per user per month pricing. One low cost per system size.

  • Integrated free web conferencing and live chat.

  • PRO & Enterprise Call Center editions available.

Communication tools
for the whole team

  • Connect the team with voice calls and video conferencing.

  • Aid customer service agents with live chat & messaging.

  • Empower remote workers with user-friendly iOS / Android apps.
  • Optimize sales & support with CRM integration.
Webmeeting and Apps screenshots
Live Chat Applications with 3CX

All-in-one contact center

  • Efficiently manage calls with call routing & queues.
  • Chat with customers through live chat, WhatsApp, FB or SMS.

  • Advanced reporting on agent performance and SLAs.
  • Record calls, listen in, barge in and whisper.