Side by side

Incredible PBX vs FusionPBX

Both stand on business phone systems. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

Incredible PBX

Free plan LinuxMacSelf-hosted+2

Incredible PBX bundles core telephony software with a broad set of deployment images and security components. Note the platform-specific fax exclusion when selecting an image.

Visit Incredible PBX

FusionPBX provides a broad, self-hosted communications platform with PBX, call-center, voicemail, and browser-calling functions. Memberships add applications and support, but paid plans carry annual commitments.

Visit FusionPBX

The facts

	Incredible PBX	FusionPBX
Free plan	Yes	Yes
Open source	Not published	Not published
Runs on	Linux, Mac, Self-hosted, Web, Windows	API, Linux, Self-hosted, Web
Lowest paid plan	Free or on request	Green Membership: $100 a month
Plans published	1	4
Maker	Not published	Not published
Website	wiki.incrediblepbx.com	fusionpbx.com
On business phone systems	#21 of 174	#17 of 174

Incredible PBX: what it does well

Free/libre open-source software with listed component licenses.
Supports custom call routing and an auto attendant.
Offers images for virtual machines, computers, and cloud providers.
Turnkey VirtualBox and VMware images allow trials without a dedicated server.

What to know first

HylaFax/AvantFax is excluded on Rocky 8 and Debian 11.
The FAQ directs users to community forums for further help.

FusionPBX: what it does well

Free open-source communication platform
Supports multi-tenant deployments
Unlimited extensions are described
Includes WebRTC browser calling
Provides extensive PBX and call-center features

What to know first

CentOS 7 installation is out of date
Paid memberships require a one-year commitment
Green membership includes no support hours
JSON REST API requires Purple or Gold membership

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