3CX Phone System
3CXPhone is a free VoIP phone available for Windows, iPhone or any Android based smart phone such…
17 Alternatives To 3CX Phone System
8x8 Cloud Contact Center
8x8 Cloud Contact Center is a VoIP call center solution.
8x8 Virtual Office
Use your iPhone, iPad or iPod touch to make and receive calls using your 8x8 Virtual Office phone…
Asterisk
An open source telephony switching and private branch exchange service for Linux.
Dixa
Support all of your customers from one platform í ½í²
Five9
Five9 provides cloud-based call center software for sales, marketing and support.
FusionPBX
FusionPBX is an open source FreeSWITCH GUI.
GlobalMeet Collaboration
From cloud PBX to conference calls and meetings to online events, GlobalMeet is a business communications platform that helps take you where you need to go.
Grasshopper
Grasshopper enables entrepreneurs to build a virtual office that connects callers to employees, wherever they are.
JustCall
JustCall is a program that allows companies to use a cloud based call service with several important features that make the program perfectly suited for sales teams as well as support teams.
Kamailio
Kamailio® (successor of former OpenSER and SER) is an open source SIP server released under…
NICE inContact
Get the DMG Consulting report reprint on cloud contact centers.
Switchvox
Find the perfect phone system for your business. Digium’s business phone systems are available in the cloud and on-premises, with all features included
Talkdesk
Talkdesk is an easy-to-use, cloud-based call center software solution that helps improve customer interactions while reducing costs.
VitalPBX
VitalPBX is a full-feature PBX (phone system) based on Linux and Asterisk.
Vonage Business
Business phone system.
Wazo
Wazo is a unified communications platform based on Asterisk and focused on extensibility.
freepbx
FreePBX is a web-based open source GUI that controls and manages Asterisk (PBX).