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Free SIP Phone for Windows, Mac, Android and iOS – 3CX Apps

3CX’s open-standards PBX offers powerful apps for Mac, Windows, iOS and Android. With the free VoIP softphone, use your extension from anywhere with no additional cost and increase your productivity and mobility. The benefits of the 3CX App are many and are broken down in more detail for you below.

Benefits of the free SIP Phone:

  • CTI Support (only for Windows) control your desk phone through your desktop

  • Inbuilt SIP tunnel/proxy to avoid any remote firewall issues

  • Easily set up conference calls

  • SIP Forking – use all apps simultaneously

  • See the presence of your colleagues

  • Change your status from within the apps

  • Integrate with popular CRM systems

  • Unified Communications features including presence, instant messaging and more

Smartphone specific benefits:

  • No additional licensing costs for softphones

  • “PUSH” notifications save mobile battery life

  • Remotely configurable via QR code, no hassle setup

  • Configure your own extension via email

The 3CX Apps are compatible with:

  • Windows 7 and above – Download
  • Android 4.X and higher – Download

  • iOS 10, iPhone 5 and higher, iPod touch 6th generation, iPad 4th generation & iPad 2 and higher – Download
  • Mac OS 10.10 and higher – Download


3CX VoIP Clients for Android and iOS

Free for up to 1 year! Select preferred deployment:


for Linux on a $200 appliance or as a VM

Get the ISO


for Windows as a VM

Download the setup file

On the cloud

In your Google, Amazon, Azure account

Take the PBX Express