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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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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Amazon Chime is a communications service that lets you meet, chat, and place business calls inside and outside your organization, all using a single application. Developers can use the same communications infrastructure and services that power Amazon Chime, and add audio calling, video calling, and screen sharing capabilities directly to their applications using the Amazon Chime SDK.

Scorecard

Pros

  • Enables Productivity
  • Trustworthy
  • Efficient Service
  • Security Protects

Cons

  • Under Delivered
Lumen Technologies

Lumen Engage

Composite Score
6.2 /10
CX Score
6.4 /10

Access the communication building blocks and services you need to empower your global workforce and transform your business, with compelling unified communications and collaboration technology from Lumen.

Pros

  • Inspires Innovation
  • Caring
  • Efficient Service
  • Effective Service

Cons

  • Leverages Incumbent Status
  • Less Reliable
  • Less Performance Enhancing
Comcast Technology Solutions

Comcast Business VoiceEdge

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To get where you’re going faster, you need a fully featured phone system that works wherever you are. And has the apps and devices you rely on every day. Our cloud-hosted PBX (private branch exchange) solution answers those needs. Plus, it includes many benefits you’d find in a traditional onsite PBX, without the bother of hardware costs and physical storage space.

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Wildix offers Unified Communications solutions both for large and small business. UC solutions bring the company communication to a new level, enhance your tools and increase the speed and the accuracy of the daily operations.

Net2phone

Net2phone

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An All-In-One Business Communication Platform Maximize team productivity and streamline communication with Unite. Access your voice, messaging and video conferencing tools from one easy-to-use and centralized platform.

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Enterprise unified communications and collaboration Bring people together anytime, anywhere, and on any device with Cisco's integrated collaboration infrastructure for voice and video calling, messaging, and mobility. Cisco Unified Communications Manager (Unified CM) provides reliable, secure, scalable, and manageable call control and session management.

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Switchvox Cloud is a fully-featured Unified Communications (UC) solution designed for SMBs. Now you can take advantage of powerful UC features, including presence, instant messaging, conferencing, and mobility .

NEC Corporation of America

NEC Univerge Blue Connect

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UNIVERGE BLUE® CONNECT is an easy-to-use cloud-based communications platform that helps easily manage team communications and collaboration. One simple cloud app delivers a seamless, unified experience while reducing complexity and costs.

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Today's employees want more flexibility than ever before. UCaaS transforms work from a place you go to a thing you do.

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With MiCloud Flex, you get a business communication and collaboration system that works. The brains of the system reside in the high availability data centers that offer world class reliability. For an additional level of service availability, there is an optional uplift to a geo-redundant data center configuration providing enhanced business continuity and disaster recovery. Information and voice calls securely traverse the public Internet to reach their final destination using voice over Internet protocols (VoIP). Employees enjoy the same communications functionality regardless of whether they're in an office, on the road, or working from home.