CommPeak PBX Alternatives

3CXPhone is a free VoIP phone available for Windows, iPhone or any Android based smart phone such...

PBXware is the world’s first and most mature IP PBX Professional Open Standards Turnkey Telephony Platform. Bicom Systems’ softswitch is offered in the Business, Call Center and Multi-Tenant Editions each supporting specific features.

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Try for free freemium $5.0 / Monthly (First month free if you load atleast $100)

Acrobits Softphone, an app for entry into the world of SIP.

An open source telephony switching and private branch exchange service for Linux.

Open Source

tomeko.net/software: SIP client for Windows.

FusionPBX is an open source FreeSWITCH GUI.

Open Source

FreePBX is a web-based open source GUI that controls and manages Asterisk (PBX).

Open Source

High-level service in cloud communication

freemium $50.0 / Monthly (All prices depends on settings and customer requirements )

Telephone is a VoIP program which allows you to make phone calls over the internet.

The most advanced interface for managing Asterisk PBX with Multitenant and Realtime capabilities

RingCentral is the leading provider of cloud-based communications and collaboration solutions for small business and enterprise companies

Open Source freemium $19.99 / Monthly (All-in-One Phone, Team Messaging, and Video Conferencing.)

White-label softphone platform where you can create, test and deploy mobile and WebRTC endpoints in less than 30 minutes.

Linphone is an internet phone or Voice Over IP phone (VoIP).

Open Source