FusionPBX vs PortSIP PBX
FusionPBX
fusionpbx.comPortSIP PBX
portsip.comSide by side
| Figure | FusionPBX | PortSIP PBX |
|---|---|---|
| Price from | $100/mo | Free |
| Free plan | — | Yes |
| Free trial | — | — |
| Open source | — | — |
| Web | Yes | Yes |
| Windows | — | Yes |
| Linux | Yes | Yes |
| iOS | — | Yes |
| Android | — | Yes |
| API | Yes | Yes |
| Self-hosted | Yes | Yes |
| Plans published | 4 | 5 |
| Spec score · IP PBX Software | 8.1 (#8) | 8.3 (#5) |
| Spec score · Call Management system | 8.1 (#17) | 8.2 (#14) |
| Spec score · Business Phone Systems | 7.8 (#119) | 8.7 (#23) |
| Auto attendant | Yes | Yes |
| Call routing | custom | custom |
| Free plan | Yes | Yes |
| Integrations | Gateways can connect FusionPBX to other VoIP servers, voice providers, or systems requiring SIP registration. | Microsoft 365 integration supports user provisioning, SSO in web and native apps, and directory and contact synchronization. |
| Product | FusionPBX is an open-source web interface for the FreeSWITCH communication platform and can serve as a PBX, call center, fax, voicemail, conference, or voice application server. | PortSIP PBX is a multi-tenant communications platform for service providers and MVNOs offering Cloud PBX, UCaaS, CPaaS, and CCaaS services. |
| Security | The security guide says the default certificate is self-signed and recommends firewalls, strong passwords, SSH, and keeping the operating system, FreeSWITCH, and FusionPBX updated. | PortSIP PBX and its apps support SRTP and DTLS-SRTP media encryption, with AES-256 when enabled. |
| Support | Official support is offered to Blue, Purple, and Gold members through support tickets, with monthly support hours included according to membership level. | The product page advertises 24 x 7 support. |
| Voicemail transcription | Yes | Yes |
Plans
FusionPBX
- Green Membership$100 a month
- Blue Membership$300 a month
- Purple Membership$500 a month
- Gold Membership$1,000 a month
PortSIP PBX
- Free EditionFree
- Licensed Edition — PerpetualPrice not published
- Licensed Edition — AnnualPrice not published
- Annual licensePriced on request
- Perpetual licensePriced on request
In their own words
PortSIP PBX
PortSIP PBX is a multi-tenant communications platform for service providers and MVNOs offering Cloud PBX, UCaaS, CPaaS, and CCaaS services. It brings together call routing, SMS, WhatsApp, team messaging, contact center functions, and voice and video meetings. Customers can run it in their own data center, on premises, or on Azure, AWS, and Google Cloud; Docker deployment is supported. PortSIP says a deployment can support 50,000–100,000 simultaneous online users. Contact center tools include skill-based routing, queue strategies, wallboards, analytics, callback, and real-time monitoring and training. AI features include call and voicemail transcription, generated notes and summaries, and sentiment analysis. Microsoft 365 integration supports user provisioning, SSO, and directory and contact synchronization. Developer options include REST APIs, Pub/Sub, messaging APIs, webhooks, a calling SDK, and call control APIs. The Free Edition costs nothing and includes all features, up to two simultaneous calls, and three extensions. Paid perpetual and annual licenses provide access to all features and are based on extension users; prices require a quote. The platform and its apps support SRTP and DTLS-SRTP media encryption, with AES-256 when enabled. The product page advertises 24 x 7 support.