Unified Communications as a Service
Top Avaya Cloud Office Alternatives and Competitors

Work together how you want, when you want. Create and collaborate on documents with others and keep everyone organized and up-to-date with shared notebooks.

Google makes it easy by keeping you and your coworkers connected everywhere you go on any device.

Transform the way you work with an AI-first approach to streamline communications, improve productivity, increase employee engagement, and optimize flexible work, all with Zoom Workplace and Zoom AI Companion.

Zoho Cliq simplifies your team communication with organized conversations, information that's easy to find and by connecting to the tools you love.

Vonage’s unique cloud communications platform brings together a robust unified communications solution with the agility of embedded, contextual communications APIs. This combination enables businesses to collaborate more productively and engage their customers more effectively across messaging, chat, social media, video and voice.

Our rich interface makes it easy to do things like mute a noisy caller, dial-in another person mid-call, share your screen, call controls and more.

Webex Calling is a proven cloud calling solution that delivers enterprise-grade calling enabling you to replace your PBX network with a globally trusted cloud solution. It easily extends to a complete collaboration experience, that includes market leading calling, meetings, messaging, contact center and integrated devices when you’re at the office, at home, or anywhere between.

RingCentral MVP offers a complete unified communications as a service (UCaaS) solution with enterprise VoIP capabilities. It also includes unified messaging, presence, audio, video and web conferencing, contact center, and fax. Message. Video. Phone. Integrated. A seamless solution to unleash the power of cloud business communications.

Our easily deployed, simple-to-use virtual phone system has video conferencing and messaging built right in.

8x8 connects teams like never before. Our Unified Communications Suite supports a diverse range of business applications and powers truly global collaboration, in real-time. Our intuitive communication tools offer a best in class user experience for audio conferencing, web conferencing, virtual meetings, screen sharing and more—all on one secure platform.

The NextivaONE platform manages all communication, customer relationships, and engagement points in one place—giving you a real-time view of customers at an individual level. Powerful workflow automation and predictive modeling capabilities streamline processes and operations across your entire company.

Rainbow CPaaS solution offers an interoperable eco-system across channels to make your employees more productive and your customers feel nurtured. It bridges communications between humans, objects and processes enabling faster, easier, and more secure digital engagement for your business.

The AT&T Unified Communications and Collaboration Portfolio are integrated solutions that bring multiple tools together such as instant messaging, conferencing, email, and voice calling, for seamless interactions with co-workers, partners, and customers wherever work demands.