Vonjour Alternatives

Switch is a cloud-based phone system built for Google Apps users.

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.)

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.

Try for free paid Free Trial $4.99 / Monthly (User)

Predictive Call Center, Voice and Text Broadcasting app

Digium offers IP phones, business phone systems, such as Switchvox IP PBX, and custom communications solutions for Asterisk.

MyOperator is a cloud-based call management system for voice communication purposes.

paid Free Trial $10.0 / Annually

The Cloud Phone System of choice for modern sales and support teams. We help end clueless conversations by adding context to every call.

paid $30.0 / Monthly

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

Open Source

Line2 adds a second phone number or complete cloud business phone system to smartphones & computers that's robust yet affordable. Buy online or get a custom quote.

Wireless business phone system built for sales and support team.

Use your iPhone, iPad or iPod touch to make and receive calls using your 8x8 Virtual Office phone...

Grow your business with virtual phone numbers, IVR, voice broadcasting, mass text messaging services and power dialing.

Easy to use Phone System with World-Class Support

paid $14.0 / Monthly

Talkroute offers virtual phone system for growing businesses.