3CX Communications System comes in three editions: 3CX SMB Free, Professional (3CX PRO) and Enterprise (3CX ENT). The following charts display the features you get with each edition broken down feature type.*
Self-Hosted Platform Compatibility
| 3CX SMB Free | 3CX PRO | 3CX ENT | |
|---|---|---|---|
| On-Premise Windows, Linux |
✓ | ✓ | ✓ |
| Private Cloud Google, Amazon, Amazon Lightsail, Azure, DigitalOcean |
✓ | ✓ | ✓ |
Main PBX Features
| 3CX SMB Free | 3CX PRO | 3CX ENT | |
|---|---|---|---|
| Extensions | ≤ 10 | Unlimited | Unlimited |
| Apps Windows + Web Client, Android, iOS |
✓ | ✓ | ✓ |
| Phone Directory | ✓ | ✓ | ✓ |
| Headset Integration | ✓ | ✓ | ✓ |
| Call Parking/ Call Pickup |
✓ | ✓ | ✓ |
| Call Logging | ✓ | ✓ | ✓ |
| Ring Groups | ✓ | ✓ | ✓ |
| Choose SIP Trunk | ≤ 6 | ✓ | ✓ |
| Auto Attendant/ Multi-level IVR |
✓ | ✓ | ✓ |
| SBC for Offsite Phones | ✓ | ✓ | ✓ |
| Busy Lamp Field (BLF) | ✓ | ✓ | ✓ |
| Voicemail Transcription | ✓ | ✓ | |
| Intercom, Paging/PA Announcements |
✓ | ✓ | |
| Integrated Fax Server | ✓ | ✓ | |
| Virtualization VMware, Hyper-V, KVM |
✓ | ✓ | |
| Custom FQDN | ✓ | ✓ | |
| Custom SMTP Server | ✓ | ✓ | |
| Microsoft 365 Integration |
✓ | ✓ | |
| Hotel PBX (self-managed only) |
✓ | ✓ |
Video Conferencing Features
| 3CX SMB Free | 3CX PRO | 3CX ENT | |
|---|---|---|---|
| 3CX Link | ✓ | ✓ | ✓ |
| Polls | ✓ | ✓ | ✓ |
| PDF Sharing | ✓ | ✓ | ✓ |
| Screen Sharing | ✓ | ✓ | ✓ |
| Remote Assistance | ✓ | ✓ | ✓ |
| Digital Whiteboard | ✓ | ✓ | ✓ |
| YouTube Integration |
✓ | ✓ | ✓ |
| Maximum Number of Participants |
25 | 100 | 250 |
Live Chat and Messaging Features
| 3CX SMB Free | 3CX PRO | 3CX ENT | |
|---|---|---|---|
| Live Chat | ≤ 10 | ✓ | ✓ |
| “3CX Talk” Link | ✓ | ✓ | ✓ |
| WhatsApp/Facebook Integration |
✓ | ✓ | ✓ |
| SMS + MMS | ✓ | ✓ | ✓ |
| Chat Reports | ✓ | ✓ | ✓ |
Call/Contact Center Features
| 3CX SMB Free | 3CX PRO | 3CX ENT | |
|---|---|---|---|
| Call Queues | ✓ | ✓ | ✓ |
| Call Recording | ✓ | ✓ | ✓ |
| SLA Alerting | ✓ | ✓ | ✓ |
| Switchboard | ✓ | ✓ | ✓ |
| Wallboard | ✓ | ✓ | ✓ |
| Call Back | ✓ | ✓ | ✓ |
| Listen In/Barge In/ Whisper |
✓ | ✓ | ✓ |
| Call Reports | ✓ | ✓ | ✓ |
| CRM Integration | ✓ | ✓ |
Enterprise Features
| 3CX SMB Free | 3CX PRO | 3CX ENT | |
|---|---|---|---|
| Call Flow Designer (self-managed only) |
✓ | ✓ | |
| Hot Desking | ✓ | ✓ | |
| Scheduled Restore | ✓ | ✓ | |
| Connect Remote Offices (Bridges) |
✓ | ✓ | |
| Inbuilt Failover | ✓ | ||
| Start/Stop Call Recording Rights |
✓ | ||
| Custom IP Phone Logo | ✓ | ||
| Standby License | ✓ | ||
| Microsoft Teams Integration |
✓ | ||
| Skill-Based Routing | ✓ |
AI Features
| 3CX SMB Free | 3CX PRO | 3CX ENT | |
|---|---|---|---|
| Call Transcription (Google Only) |
✓ | ✓ | |
| Call Transcription (OpenAI) |
✓ | ||
| Call Analytics | ✓ |
* Information current as of January 2025. Consult manufacturer’s website for the latest information.