Unified Communications as a Service (UCaaS) Platforms

Unified Communications as a Service

What is Unified Communications as a Service Platforms?

Unified Communications as a Service (UCaaS) is a cloud-delivered platform that unifies multiple enterprise communication and collaboration tools—such as voice, video conferencing, messaging, presence, and file sharing—into a single, integrated service. UCaaS replaces or extends traditional on-premises communication systems by providing scalable, subscription-based access to communication tools managed by a third-party provider. Modern UCaaS solutions incorporate AI-driven features (like transcription and meeting summaries), integrate with productivity and business applications, and enable seamless collaboration across devices to support hybrid and remote work environments. The category is also increasingly converging with adjacent markets like CPaaS and CCaaS.

Common Features

  • Presence IM
  • Web & Desktop Conferencing
  • Mobility
  • Third-Party Integration
  • Analytics Reporting
  • Continuous UCC
  • Centralized Management Portal
  • Communications
  • Cloud-Based Voice
  • AI-Powered Meeting Assistance
  • CRM CSM Integration
  • Voice Recognition

Top Unified Communications as a Service (UCaaS) Platforms

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At SoftwareReviews, we take pride in recognizing excellence. Each year, we present the Emotional Footprint Awards to top-performing software products based solely on authentic user reviews, without any paid placements or analyst opinions. These awards shine a spotlight on software vendors who excel in crafting and nurturing strong customer relationships.

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Products: 12
Next Award: Jan 2026

Top Unified Communications as a Service Platforms 2025

Product scores listed below represent current data. This may be different from data contained in reports and awards, which express data as of their publication date.

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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.

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Pros

  • Reliable
  • Trustworthy
  • Respectful
  • Enables Productivity
RingCentral

RingEX

Composite Score
7.6 /10
CX Score
7.7 /10

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.

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Pros

  • Trustworthy
  • Respectful
  • Transparent
  • Generous Negotitation

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.

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Pros

  • Enables Productivity
  • Reliable
  • Security Protects
  • Helps Innovate

Cons

  • Under Delivered
  • Wastes Time
  • Vendor's Interest First

Products below are ineligible for awards due to insufficient recent reviews

Zoho Meeting is a robust web conferencing solution. Hosts product launches, feature demonstrations, sales presentations, lead-nurturing webinars, user education webinars, and online meetings, right from your browser.

Pros

  • Helps Innovate
  • Continually Improving Product
  • Reliable
  • Performance Enhancing

Streams.AI by PanTerra Networks is a cloud-based unified communications platform that combines voice, video meetings, team messaging, file sharing, and contact center tools in a single solution. Designed for businesses with distributed teams or hybrid environments, Streams.AI helps streamline communication, improve productivity, and centralize user management. Its all-in-one architecture supports both UCaaS and CCaaS use cases across industries like healthcare, finance, and professional services.

Pros

  • Helps Innovate
  • Continually Improving Product
  • Reliable
  • Performance Enhancing
CircleLoop

Circleloop

Composite Score
7.8 /10
CX Score
7.7 /10

CircleLoop is a UK-built, next generation phone system for business which runs in powerful desktop and mobile apps. Packed with smart features such as call recording, integrations and analytics it delivers huge flexibility and productivity benefits when compared to traditional phone systems. CircleLoop is quick and easy to set up, running in simple desktop and mobile apps, connecting everyone, everywhere on the devices you already have. Everything you expect from a business phone system and more - call recording, voicemail transcription, team, and menu structures.

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Pros

  • Enables Productivity
  • Trustworthy
  • Efficient Service
  • Inspires Innovation
Composite Score
7.8 /10
CX Score
8.2 /10

3CX is a 100% channel company and is the developer of a the 3CX communications software; the open standards IP PBX which innovates communications and replaces proprietary PBXs. 3CX cuts telco costs, boosts company productivity and mobility, and enhances the customer experience. With integrated WebRTC video conferencing, softphones for Mac and Windows, smartphone apps for Android and iOS, website live chat and more, 3CX offers companies a complete Unified Communications package out of the box.

Composite Score
7.6 /10
CX Score
8.1 /10

Intermedia Unite—the all-in-one communications solution that brings together phone, chat, video, meetings, and file collaboration, giving you the freedom to be more productive, collaborative, mobile, and efficient no matter where you are, no matter when.

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Pros

  • Helps Innovate
  • Continually Improving Product
  • Reliable
  • Performance Enhancing

Unified collaboration can enable better working platforms and technology through Orange Business Services, a trusted service provider of hosted unified communication

Pros

  • Helps Innovate
  • Continually Improving Product
  • Reliable
  • Performance Enhancing
Alcatel-Lucent Enterprise

Alcatel-Lucent Enterprise CPaaS

Composite Score
7.3 /10
CX Score
7.7 /10

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.

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Pros

  • Performance Enhancing
  • Enables Productivity
  • Effective Service
  • Security Protects