Assistant · Vendor site 2026-10-04
FusionPBX is an open-source multi-tenant VoIP platform built on FreeSWITCH for PBX, call center, fax, voicemail, and conferencing workloads. It can run as a single-domain or carrier-grade switch with documentation and community support on fusionpbx.com.
Telephony administrators and MSPs deploying self-hosted voice platforms on FreeSWITCH infrastructure.
fusionpbx.com does not publish monthly SaaS subscription tiers for the open-source PBX software itself.
What it can do
Unknown is different from unavailable. Each fact carries its own evidence.
| Capability | Value | Evidence | Checked |
|---|---|---|---|
| Platform scope | Homepage describes FusionPBX as an open-source phone system usable as PBX, call center, fax, and conferencing server. | Facts sourced | 2026-10-04 |
| Multi-tenant modes | Copy notes single or domain-based multi-tenant PBX and carrier-grade switch deployments. | Facts sourced | 2026-10-04 |
| FreeSWITCH base | Site identifies FusionPBX as the open-source phone system layered on FreeSWITCH. | Facts sourced | 2026-10-04 |
Understand the total cost
Free
Free
FusionPBX open-source software is free to download; commercial support and training are offered separately on the site.
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FusionPBX is an open-source multi-tenant VoIP platform built on FreeSWITCH for PBX, call center, fax, voicemail, and conferencing workloads. It can run as a single-domain or carrier-grade switch with documentation and community support on fusionpbx.com.
FusionPBX open-source software is free to download; commercial support and training are offered separately on the site.. This record lists ongoing free access; check the plan limits before starting.
No paid monthly price is listed; this record treats the product as free to start. See the plan cards for entitlements, billing commitments and seat minimums.
Not confirmed. API access and subscription access may have different terms; consult the linked sources.
fusionpbx.com does not publish monthly SaaS subscription tiers for the open-source PBX software itself.
No retained pricing changes yet. A current price alone does not establish a historical trend.
Reviewed vendor source
Read original source ↗Facts apply to the named version and check date. Send a sourced correction if something changed.