Compare the Top UCaaS Platforms as of October 2026

What are UCaaS Platforms?

Unified Communications as a Service (UCaaS) platforms deliver cloud-based communication and collaboration tools that enable organizations to connect employees, customers, and partners through a single integrated solution. These platforms combine voice calling, video conferencing, team messaging, SMS, file sharing, presence, voicemail, and collaboration capabilities while eliminating the need for on-premises communications infrastructure. UCaaS solutions often include enterprise telephony, mobile and desktop applications, call routing, meeting management, contact synchronization, and administrative controls to support hybrid and remote workforces. Many platforms integrate with CRM systems, contact center software, productivity suites, identity providers, and business applications to streamline communications and workflows. By consolidating business communications into a scalable cloud service, UCaaS platforms help organizations improve collaboration, increase productivity, reduce IT complexity, and lower communication costs. Compare and read user reviews of the best UCaaS platforms currently available using the table below. This list is updated regularly.

  • 1
    Intermedia Unite
    Intermedia Unite® brings business communications, collaboration, and customer engagement into one easy-to-use platform—keeping teams connected, productive, and responsive from anywhere. It replaces fragmented tools by combining business phone service, video conferencing, team chat, and file sharing into one seamless experience, so employees can collaborate without switching apps. Unite delivers enterprise-grade calling with 100+ features, integrated customer engagement, and enhanced Microsoft Teams experiences. With mobile and desktop apps, users can call, meet, message, and engage customers from anywhere while maintaining a consistent business identity. AI-powered transcription, summaries, and insights help teams capture details and follow up efficiently. Backed by 99.999% uptime and J.D. Power-certified support, Unite ensures reliable performance—resulting in simpler communications, more productive teams, and better customer engagement.
    Starting Price: $22.99/user
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  • 2
    net2phone

    net2phone

    net2phone

    net2phone is an AI-powered business communication platform for companies serious about customer experience. Trusted by 500,000+ users and backed by 30+ years of experience, net2phone eliminates the friction of scattered channels and disconnected tools, so every conversation drives retention and growth. Unite unifies voice, messaging, video, and chat in one place, with call recording, sentiment analysis, and AI-generated follow-ups. AI Agent automates customer inquiries and workflows across phone and chat in 30+ languages, handing off to humans when needed. Coach AI reviews 100% of interactions to guide agent performance. uContact gives high-volume teams omnichannel routing and real-time dashboards. Every solution integrates with the tools you already use and runs on enterprise-grade security. Beyond software, net2phone provides expert guidance at every step, from setup to integration to ongoing optimization, so your technology delivers measurable results.
    Starting Price: $17.99/month/user
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  • 3
    Zoom

    Zoom

    Zoom Communications

    Enterprise video conferencing with real-time messaging & content sharing with Zoom Meetings & Chat. Simplified video conferencing and messaging across any device. Enable quick adoption with meeting capabilities that make it easy to start, join, and collaborate across any device. Zoom Meetings syncs with your calendar system and delivers streamlined enterprise-grade video conferencing from desktop and mobile. Enable internal and external communications, all-hands meetings, and trainings through one platform. Bring HD video and audio to your meetings with support for up to 1000 video participants and 49 videos on screen. Multiple participants can share their screens simultaneously and co-annotate for a more interactive meeting. End-to-end encryption for all meetings, role-based user security, password protection, waiting rooms, and place attendee on hold. Record your meetings locally or to the cloud, with searchable transcripts. Zoom also offers a HIPAA compliant plan for healthcare.
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    Starting Price: $14.99 per user per month
  • 4
    Ooma Office
    Ooma Office is an award-winning, easy to adopt and affordable business VoIP solution for any size business. Whether you have 2, 20, or 200 employees, Ooma provides advanced voice and collaboration features that are flexible and scalable. Ooma Office combines the ability to have unlimited lines for your business and an easy do-it-yourself setup with no contracts or long-term commitments. This makes it easy for a small business to scale its office phone system with Ooma as its business grows. Customers have their choice of hardware – conventional analog phones, IP phones, virtual service through Mobile and Desktop apps, or any combination of the three. Ooma offers a full suite of business phone features designed to deliver a flawless communications experience. Advanced features such as a virtual receptionist, ring groups, call parking and multi-site access combine to make small businesses sound big.
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    Starting Price: $19.95/month per user
  • 5
    Microsoft Teams
    Solving today's complex business problems takes teams of engaged people working together. We’ve built an online guide to teach you and your team the secrets of successful teamwork. When you have a place to create and make decisions as a team, there’s no limit to what you can achieve. Teams brings everything together in a shared workspace where you can chat, meet, share files, and work with business apps. Get your team on the same page with group chat, online meetings, calling, and web conferencing. Collaborate on files with built-in Microsoft 365 (formerly Office 365) apps like Word, Excel, PowerPoint, and SharePoint. Add in your favorite Microsoft apps and third-party services to keep the business moving forward. Get end-to-end security, administrative control, and compliance—all powered by Microsoft 365. Teams is designed for groups of all kinds. Get started with the free, no-commitments version. You can also get Teams as part of the best-in-class suite of productivity tools.
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    Starting Price: $12.50 per user per month
  • 6
    Google Hangouts
    Use Hangouts to keep in touch. Message contacts, start free video or voice calls, and hop on a conversation with one person or a group. Include all your contacts with group chats for up to 150 people. Say more with status messages, photos, videos, maps, emoji, stickers, and animated GIFs. Turn any conversation into a free group video call with up to 10 contacts. Call any phone number in the world (and all calls to other Hangouts users are free!). Connect your Google Voice account for phone calling, SMS texting, and voicemail integration. Keep in touch with contacts across Android, iOS, and the web, and sync chats across all your devices. Message contacts anytime, even if they’re offline.
  • 7
    Dialpad Connect
    Dialpad Connect is an AI-powered unified communications platform that combines voice, video, and messaging to enhance team collaboration and customer interactions. It features real-time call transcription, automated call summaries, and AI-generated action items to help users stay focused during conversations. The platform integrates seamlessly with popular business apps like Salesforce, Zendesk, Microsoft Teams, and Google Workspace to streamline workflows. Designed for businesses of all sizes, Dialpad Connect delivers enterprise-grade reliability with 100% uptime SLA and robust disaster recovery. Security and privacy are core priorities, meeting standards like GDPR, HIPAA, and SOC 2 compliance. Dialpad Connect helps companies elevate customer experiences while boosting team productivity.
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    Starting Price: $15/user/month
  • 8
    RingCentral RingEX
    RingCentral RingEX is a powerful cloud-based phone system that helps optimize your business communications. Providing enterprise-grade business communication tools for voice, fax, text, and video as well as bring your own device to work (BYOD) capability, RingCentral RingEX enables you to work where you want and how you want. Core features of RingCentral RingEX include auto-recording, conferencing, and unlimited long-distance and local calling. RingCentral RingEX's call management features can also be customized by configuring call forwarding, answering rules, message alerts, and missed-call notifications.
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    Starting Price: $19.99/month/user
  • 9
    Fuze

    Fuze

    Fuze

    #1 Global Cloud Communication Platform & Collaboration Software for Enterprises. Simplify the complexity of managing your on-premises communications systems with Fuze. Superior voice quality and uptime through unmetered calling to over 110 countries with over 50 carriers, providing an ideal option for enterprises with a wide-range global footprint. With more than 10 years of experience working with customers around the globe, we can provide a roadmap to ensure you get full value out of your Fuze deployment. The all-in-one application that works seamlessly across all locations and devices, giving a comprehensive view of usage, engagement, and productivity across the organization. Modernize your communications with the #1 global cloud platform for unified voice, HD video calling and conferencing, integrated chatting, content sharing, and contact center.
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    Starting Price: $20 per user per month
  • 10
    Phone.com

    Phone.com

    Phone.com

    Voice. Text. Video. Fax. Conferencing. Collaboration. Phone.com is the modern, work-from-anywhere solution for today’s agile, mobile, and always-on entrepreneurs and growing businesses. The Phone.com solution includes advanced business phone features your growing business needs to serve your customers effectively and professionally. Advanced call handling options enhance your company image, and mobility features keep you connected anytime, anywhere with colleagues, customers, and partners whether you’re in the office or on the go.
    Starting Price: $12.74/month
  • 11
    8x8

    8x8

    8x8

    A single platform that combines cloud phone, video collaboration, team chat, contact center and analytics. Optimize your organization's total cost of ownership by giving each user the exact features needed for the job. Eliminate organizational silos with full analytics and collaboration between contact center agents and functional area experts. Single administration tool for system setup, with user and data management. Combine call, directory, video conferencing, chat and contact center in a single license. Connect your business around the globe with enterprise-grade reliability and quality in the cloud. Schedule, start or join HD video and audio conferences from any device or room with no friction. Easily access your contacts whether they are colleagues on the same account or an external user. Design better customer experiences with an intelligent, collaborative, and reliable solution.
    Starting Price: $19.99 per month
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    FluentStream

    FluentStream

    FluentStream

    Do you want a business phone service that works without costing a fortune in setup or monthly fees? Wouldn't it be nice to focus on your customers instead of spending hours on hold with your provider every time you want to make a small change? Welcome to FluentStream! We're committed to being the easiest business communication system to do business with. We offer no-contract plans with 24/7 client success for every account. Not only will we hold your hand throughout the entire onboarding process, but we'll do everything on your behalf (including the hassle of calling your internet provider). We know how complicated phone setup can be, and we're more than happy to do the heavy lifting so you don't have to. It's all part of being the easiest business to do business with.
    Starting Price: $20.00/month/user
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    8x8 Work
    8x8 Work is a unified communications platform designed to connect teams and customers globally through voice, video, messaging, and AI-powered tools. It enhances productivity with features like enterprise-grade PBX, SMS, fax, and intelligent call routing, ensuring reliable communication from anywhere. The platform also supports AI-driven meeting transcriptions, summaries, and noise suppression to streamline collaboration and reduce manual work. With video conferencing, team chat, and file sharing, organizations can foster stronger collaboration and maintain workflow alignment across remote and hybrid teams. 8x8 integrates seamlessly with tools like Microsoft Teams, Google Workspace, Salesforce, and ServiceNow to provide a unified workflow experience. Built with enterprise-level security and compliance certifications such as HIPAA, ISO 27001, GDPR, and SOC 2, 8x8 ensures both scalability and trust for modern businesses.
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    Allstream

    Allstream

    Allstream

    Allstream is a leader in business telecommunications working with customers throughout the United States and Canada. Everything we do revolves around simplifying your business communications and helping you innovate, thrive and grow. Our communications technologies include a range of innovative, highly scalable voice, Internet and connectivity solutions that help organizations communicate and collaborate more efficiently and profitably. Customers across North America trust Allstream with their mission-critical business connectivity solutions. Here’s what you get when you partner with us. We make everything easy so that you can focus on your business. Allstream is a leader in business communications throughout North America. Founded over 170 years ago in parallel with Canada’s first transcontinental railroad, Allstream continually re-invented itself to remain a leading provider of business communication services.
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