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Use SIP trunks, WebRTC & Apps

Slash your Phone Bill by 80%

Your VoIP PBX / SIP Server. Free for 1 Year!

Get 3CX’s Free VoIP PBX in the Cloud or on-premise on Windows or Linux.

3CX is a VoIP PBX that allows you to easily set-up a professional, modern phone system. With our 1 year free offer your get a free VoIP PBX / SIP Server hosted for free on Google cloud as well as unlimited extensions, free web conferencing participants and a full Unified Communications feature set. You can even bring your own SIP Trunk.

  • Hosted by 3CX – a free phone system for one year

  • OR Self host – on YOUR cloud account

  • On-premise: on Windows or Linux

  • Zero admin – automated admin tasks

  • Most secure IP PBX system on the market

  • WebRTC based web conferencing

  • Mobility: mobile clients for Android and iOS, softphones for Windows and Mac

Where do you start? Fill in the form and you will receive an email with your licence key information and deployment instructions.

Note: Enter all your details correctly. You will need to verify your email address after which you will receive your free VoIP IP PBX / SIP Server licence key.

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The one year free offer requires that you use the PBX. If less than 5 calls are made per month on the PBX, 3CX reserves the right to remove the PBX in order to save resources. This offer is only valid for new customers. If you have downloaded 3CX PBX in the past and already have a licence key you are not eligible to use the one year free hosting.
Your Business Phone System on Windows, Linux, Google Cloud or in Microsoft Azure Platform