VoipSwitch
VoipSwitch provides complete VoIP and unified communications solutions.
21 Alternatives To VoipSwitch
3CX Phone System
3CXPhone is a free VoIP phone available for Windows, iPhone or any Android based smart phone such…
Asterisk
An open source telephony switching and private branch exchange service for Linux.
BVoIP
BVoIP allows to easily add Cloud & On-Premise VoIP PBX to the product offering without having to re-invent the wheel or add another layer to the daily operations..
Eir SIP Voice
eir SIP Voice is revolutionizing the core communications tool of business that carries both calls and data over just one connection.
Enghouse Interactive
Unlock the power of your contact center with Enghouse Interactive.
Google Voice
Google Voice gives you one number for all your phones, voicemail organized in an email format, free…
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…
Loop Communications
Loop Communications provides hosted VoIP business phone systems to small businesses and mid-sized companies.
Mitel
Business Communications and Collaboration
Ooma Office
VoIP-based business phone system solution for small firms
Phonebooth
Phonebooth is one of the leading voip providers, providing phone systems & phone service for small businesses.
Starfish PBX
Starfish PBX aims to be an open source alternative to Digium’s Switchvox.
TDS Business VoIP
TDS Business offers confidence in every connection through our business VoIP phone service options.
VirtualPBX
VirtualPBX provides hosted VoIP PBX phone services that give small and medium growing businesses a professional, fully automated call answering and routing solution
VoIPstudio
VoIPstudio is an award-winning VoIP system that offers businesses of all sizes a scalable communication solution. It’s inexpensive, easy-to-use, offers a full suite of PBX features, and is fully integrated for CRM.
Voiptime Cloud
Drive your outbound sales and reach the highest targets with Voiptime Cloud cold calling software.
Vonage Business
Business phone system.
Wazo
Wazo is a unified communications platform based on Asterisk and focused on extensibility.
XO Hosted PBX
Hosted PBX is a scalable UC solution that uses cloud technology to integrate HD voice & data services, mobility, along with advanced calling
freepbx
FreePBX is a web-based open source GUI that controls and manages Asterisk (PBX).