3CX PBX in the Cloud
1 year FREE - no ties!
google cloud platform
Gear up your PBX
On-premise or in the cloud - cut costs!
Take control of your PBX
Self host in cloud or Virtualize
Slash your Phone Bill
Use SIP trunks, WebRTC & Softphones
Unified Communications
Presence, Chat, Voicemail, Fax 2 Email
Office Without Limits
Make calls anywhere using Android, iPhone, Mac & Windows
Web Conferencing
Clientless via WebRTC with 3CX WebMeeting
Zero Admin, Highly Secure and Easy to Use: 3CX V15.5
Upgrade your existing 3CX licence key to V15.5 today – FREE!
Upgrade for free to the latest version of 3CX. Just fill in the form and your perpetual licence key will be upgraded to a V15.5 annual key for free. There’s no catch; even if your maintenance has expired you still get the upgrade absolutely free. Here are only a few of the features you’re missing out on:
Run on-premise on Windows or Linux or in YOUR cloud
Integrated iOS & Android clients – old versions will no longer work
Zero admin and bulletproof security
A brand new web client with integrated web conferencing
ClicktoCall from any CRM
Note: Please ensure you enter your details correctly otherwise your licence key will not be eligible for upgrade.

Congratulations! You have successfully upgraded your old perpetual license key to a V15.5 annual one. You can now start reaping the benefits of the most easy-to-use and most secure PBX in the market.

You will receive an email shortly with your upgraded licence key information.

Feel free to contact info@3cx.com for any further assistance or post any questions you may have on our forum.

Your Business Phone System on Windows, Linux or in Google Cloud Platform