List of the Top 25 Unified Communications Software for Microsoft Teams in 2025

3CX is a versatile, software-driven IP PBX built on open standards that delivers comprehensive Unified Communications straight out of the box. It caters to businesses of all sizes and across various sectors, offering a full suite of features that range from mobility and presence indicators to sophisticated call center functionalities, all at a significantly reduced cost. This platform is particularly well-suited for remote work environments, featuring mobile applications, video conferencing capabilities, and live chat integration for websites. Installation, management, and maintenance of the PBX are straightforward, allowing users to easily handle it themselves on their own hardware, a dedicated server, or via a cloud environment. Alternatively, users can opt for 3CX's hosting services to simplify their setup even further. With its user-friendly design and extensive feature set, 3CX empowers companies to enhance their communication strategies effectively.

Harness the capabilities of exceptional communication with ULTATEL, the acclaimed business phone system designed to elevate your organization to new heights. Our unified communications platform is entirely customizable and scalable, allowing you to seamlessly incorporate voice, SMS, chat, video, and access over 40 advanced functionalities to enhance productivity like never before. Enjoy complete transparency with ULTATEL's straightforward pricing structure, which eliminates hidden fees and redefines industry norms. As a recognized leader in the Gartner category and a high performer on G2, ULTATEL equips your team with innovative technology that ensures they can connect with customers anytime and anywhere. Need support? Our award-winning customer service team boasts an impressive 94% resolution rate on the first contact, with dedicated personnel available around the clock—24 hours a day, 7 days a week, 365 days a year. With ULTATEL, your business will remain flexible, responsive, and perpetually connected, overcoming any limits.

Slack is a cloud-based service designed to improve collaboration on projects and facilitate communication within teams, specifically aiming to promote seamless interactions within businesses. It provides a comprehensive suite of tools and services all in one place, allowing for private channels that foster interaction among smaller groups, direct messaging to quickly convey information to colleagues, and public channels that facilitate conversations among members from various organizations. Compatible with multiple operating systems, including Mac, Windows, Android, and iOS, Slack offers an extensive range of features such as chat functions, file sharing, collaborative environments, instant notifications, two-way audio and video communication, screen sharing, document imaging, and activity tracking, among others. The platform's intuitive interface and diverse integration capabilities contribute to its popularity among teams striving to boost their productivity and enhance communication. Furthermore, users appreciate Slack's ability to streamline workflows and keep everyone connected, making it an essential tool for modern workplaces.

For over two decades, our cutting-edge technology has been at the forefront of providing telecom services. We specialize in a variety of areas including Hosted IP-PBX, SIP Trunks, Call Center Software, Wholesale, and Data Services, ensuring that our offerings align with the FCC standards for STIR/SHAKEN network compliance with outstanding service, competitive rates, and top-tier products. The XCast Unified Communications system is designed to be both scalable and international, featuring unlimited, complimentary extension-to-extension connectivity across the globe, all managed effortlessly through a web-based Administrator Control Panel (ACP) that simplifies the oversight of your features. We are excited to present our promotional pricing options, which include the Hosted PBX Basic package at just $9.95 per month and the Sip Trunking Basic plan at only $4.95 per month, making it easier than ever to enhance your communication capabilities.

A dynamic platform and specialized applications designed specifically for MSPs and UCaaS Providers. Transform your business with modern communication and telephony systems that improve customer interactions while minimizing upfront investments. Widely adopted by numerous international clients, UCaaS providers, and resellers, Thirdlane stands out as the go-to solution for those aiming to gain a competitive edge. Whether serving enterprises of various sizes, governmental organizations, or call centers, Thirdlane's dependable and intuitive multichannel communication solutions enhance productivity, foster customer engagement, drive sales, and improve cost-effectiveness. Explore how Thirdlane can strengthen your organization by requesting a quote today. Additionally, alongside the telephony features offered by the Thirdlane Multi Tenant PBX or Thirdlane Business Phone System, customers also enjoy access to the Thirdlane Connect application (available on both desktop and mobile), which encompasses chat, voice and video calls, conferencing, screen sharing, and seamless integration with CRM systems and various applications, providing a comprehensive communication experience. This robust array of features is designed to meet the evolving needs of today's businesses.

Fuze is recognized as the foremost global platform for cloud-based communication and collaboration specifically designed for enterprises. It simplifies the complexities of managing traditional communication systems, guaranteeing outstanding voice clarity and dependable service with unlimited calls to over 110 countries through more than 50 carriers, making it particularly advantageous for businesses with a strong international footprint. With a decade of expertise in assisting clients globally, we provide a strategic framework to enhance the advantages of your Fuze implementation. This all-encompassing application works seamlessly across different locations and devices, offering valuable insights into user engagement, usage patterns, and overall organizational productivity. Elevate your communication strategies with the leading cloud platform that combines unified voice, high-definition video conferencing, real-time messaging, content sharing, and contact center solutions in one comprehensive package, transforming the way teams work together and interact. By adopting Fuze, you not only embrace the future of communication but also unlock the full capabilities of your enterprise, paving the way for enhanced collaboration and efficiency.

Yodel serves as an innovative receptionist for customer service departments, expertly handling inbound voice communications to pre-qualify calls. This system facilitates call management without the need to switch between different tools, ensuring a smooth experience. With a robust infrastructure built on proven technology, users can collaborate effectively on calls while benefiting from exceptional voice clarity. Within minutes, you can have your phone system operational without the hassle of transferring your existing business number. Yodel seamlessly integrates with more than 1000 software applications, allowing you to link your phone system to your workflows effortlessly. Additionally, it offers access to phone numbers in over 100 countries, ensuring you remain connected with your customers no matter their location. By partnering only with trustworthy local carriers, Yodel prioritizes outstanding call quality and reliability. Our service is designed to maintain high uptime and uphold a secure phone infrastructure. In today's competitive landscape, customer service teams are expected to deliver superior support and enhance customer satisfaction. Yodel eliminates the complexities associated with traditional phone systems, focusing instead on what truly matters: effective voice communication and customer engagement. Moreover, with its user-friendly interface and reliable features, Yodel empowers businesses to enhance their communication strategies and foster better relationships with their clientele.

Empower your video capabilities: Create a personalized video platform that integrates various incompatible tools, protocols, and systems. Alternatively, you can seamlessly embed video features in your applications to enhance user experience without interruptions. Securely connect and collaborate: Count on Pexip for your essential communications while retaining full control over your data and meetings to ensure privacy and security. Unify meeting spaces: Access any meeting from any device, improving the video experience for all attendees and upgrading current hardware setups for modern functionality. Enhance customer interactions beyond video: Turn online visitors into scheduled customer meetings effortlessly. Provide a range of meeting formats, including customized branded video sessions for a professional touch. Next-generation Extended Reality (XR) video platform: Increase productivity by utilizing wearables that offer prolonged battery life. Equip professionals in industries such as manufacturing, engineering, construction, and healthcare with innovative tools that revolutionize business processes and operational efficiency.

UNIVERGE Blue® Cloud Services offers a cohesive and user-friendly unified cloud communications and collaboration experience that brings together people, technology, and communication strategies to support the company's primary goals. The key features include CONNECT (UCaaS), an intuitive and integrated platform designed for enhanced productivity and collaboration; ENGAGE (CCaaS), a secure and customizable Contact Center solution aimed at improving customer interactions; and the EXTEND API, which seamlessly integrates Contact Center and Unified Communications functionalities into daily business applications. Additionally, MEET serves as a powerful meeting tool, offering high-definition audio and video, interactive screen sharing, collaboration features, and advanced A.I. capabilities, while SHARE ensures secure access to the most recent document versions without sacrificing usability. Furthermore, CONNECT BRIDGE allows customers to maximize their investment in NEC phone systems by leveraging cloud-based voice solutions through both desktop and mobile applications. Lastly, the CONNECT+MS TEAMS version is tailored to work alongside Microsoft Teams, further elevating the business communication experience.

Yeastar CloudPBX (legacy) is an advanced telephone solution tailored for small enterprises, providing a future-proof option for communication needs. With Linkus UC Clients, users can effortlessly engage in remote work and improve call handling across various devices. The hosted deployment eliminates the need for initial hardware investments, significantly reducing management overhead. Yeastar's hosted system is user-friendly and offers a wide range of compatibility features, ensuring that any transitions or upgrades occur smoothly. It's important to remember that the Yeastar P-Series PBX System has replaced the old Yeastar Cloud PBX, bringing along enhanced call center functionalities and integrated communication capabilities for users. This evolution makes it an even more attractive choice for businesses looking to streamline their communication processes.

We drive human progress through teamwork, connectivity, and advanced communication technologies. Every aspect of business revolves around people, and when tailored technology enhances human creativity, both individuals and organizations flourish. Teams that excel accomplish greater feats, reach higher goals, and experience increased success. Organizations become more agile, efficient, and adaptable to change. Our team is dedicated to simplifying technology and keeping it affordable. Our passion for our work is evident in how we collaborate with you, starting from our initial discussion and continuing with ongoing support after installation. Serving over 30,000 customer locations across more than 65 countries, we provide clear, secure, and scalable global managed services along with sophisticated collaboration and communication solutions. Let's work together to enhance your human potential and foster innovation. By combining our expertise with your vision, we can create remarkable outcomes.

Viirtue's white-label VoIP and UCaaS software revolutionizes video collaboration by enhancing traditional VoIP and UCaaS services. In addition to its mobile functionalities, it provides an exceptional and efficient quote-to-cash solution. This equips you to effectively compete against larger companies while expanding your business with cutting-edge tools, outstanding customer support, and valuable resources. You can fully rebrand our comprehensive suite of white-label communication solutions, turning it into a centralized hub for all your technological needs. Request a demo to experience how our top-tier platform and quote-to-cash software simplify the management of a unified communications enterprise. Our competitive pricing model only charges for the number of active seats, ensuring fairness even when multiple users utilize various devices. Furthermore, our integrated quote-to-cash software and reseller dashboard serve as a complete solution that not only enhances your brand identity but also empowers you to attract and secure additional business opportunities effectively. With Viirtue, you're not just adopting technology; you're embracing a partnership that fosters growth and success.

Boost your business's profitability through the use of UCaaS solutions by engaging with a comprehensive partner success program that features automated provisioning, management, and invoicing. This integrated platform enables you to substantially cut overhead expenses by automating critical processes. Furthermore, built-in toll fraud protection and call limit configurations safeguard both your organization and your customers. Our prompt delivery and installation services are tailored for a variety of industry devices, offering a full replacement for traditional PBX systems. You can easily make and receive public network calls straight from the application. Transitioning from a conventional PBX to a cloud-based Unified Communications solution not only addresses the needs of a distributed workforce but also promotes effective collaboration practices and outstanding customer engagement. With remote work capabilities, users can access on-demand collaboration areas and share files effortlessly across multiple devices. Stay effortlessly connected by monitoring live presence and transferring calls with our intuitive one-click web reception application, which significantly improves your team's communication efficiency. This innovative methodology not only optimizes operational workflows but also enhances the overall quality of services provided. Such advancements ensure that your business remains competitive in an ever-evolving market landscape.

IPFone focuses on providing telecommunications services that cater specifically to the needs of small and medium-sized businesses, offering a wide range of cloud communication solutions, internet services, and business phone systems. Their diverse portfolio includes Unified Communications as a Service (UCaaS), Voice over Internet Protocol (VoIP), Software-Defined Wide Area Network (SD-WAN), contact center options, high-speed fiber internet, professional installation, thorough training programs, top-notch customer service, and unlimited international calling features. By prioritizing effective communication, IPFone enables companies to function smoothly and stay connected with their clients and teams. Their dedication to service excellence sets them apart in the competitive telecommunications landscape.

IntelePeer's Communications Automation Platform (CAP) provides a cloud-driven solution specifically designed to enhance customer engagement and improve user experiences. This platform integrates effortlessly with various enterprise applications, allowing businesses to boost efficiency, lower operational expenses, and automate communications across diverse channels such as voice, SMS, and social messaging. By harnessing generative AI, CAP facilitates seamless omnichannel communication and accommodates on-premises, cloud, or hybrid environments, offering a versatile option for evolving organizational workflows. Additionally, IntelePeer prioritizes enterprise-grade security and compliance measures, safeguarding sensitive information while enabling organizations to refine their communication tactics. Overall, this innovative platform empowers businesses to stay competitive in a rapidly changing digital landscape.

Netfone provides an all-encompassing Unified Communication Ecosystem designed for enterprises operating in Australasia, New Zealand, and Southeast Asia, integrating audio, video, messaging, data sharing, and IoT device management. By utilizing diverse communication channels such as Voice, Video, SMS, and Cloud-to-Cloud services, companies can refine their communication tactics and significantly elevate customer satisfaction. Partnering with Netfone leads to quicker decision-making processes, enhanced access to essential business data, and improved responsiveness to customer demands. Opting for our services today promises a notable enhancement in service quality. Many businesses favor Netfone's cutting-edge solutions over traditional phone systems because they offer a more efficient means of safeguarding investments while adapting to technological trends. By choosing Netfone, organizations can not only embrace the future of communication but also open doors to new avenues for growth and operational efficiency. Experience the transformative power of advanced communication solutions that can elevate your business to new heights.

Intrado's Operator Connect Connect serves as a certified phone system for Microsoft Teams and is recognized as an official Microsoft direct routing partner. This versatile platform allows users to chat, make calls, and conduct meetings seamlessly in a single interface. For those seeking more commercial flexibility and service in regions not serviced by Microsoft, Operator Connect presents a cost-effective alternative to traditional Microsoft calling plans. Additionally, businesses can utilize their own SIP solutions to enhance international connectivity. With Intrado's cloud-first approach, local gateways can be eliminated, leading to significant savings on costly PRI circuits and ensuring optimal uptime. Furthermore, Intrado is capable of supporting a broad range of services and can integrate effortlessly with existing carrier partners or PBX systems, all without the necessity for new hardware. We also provide licensing options for Microsoft Teams and Microsoft 365, allowing you to explore the full potential of these widely-used business solutions. By leveraging integrated communication solutions, your organization can achieve greater synergy in its operations. To streamline communication, consider adopting a comprehensive suite that consolidates all your calling, collaboration, and contact center needs under one provider. This approach not only simplifies your business processes but also enhances overall efficiency and effectiveness in communication.

Are you tired of telecom and UCaaS providers who seem unresponsive, provide one-size-fits-all solutions, and leave you feeling inundated? We simplify the intricate world of UCaaS by detailing both the pros and cons, helping you make informed choices for your communication needs like calls, meetings, and messaging. Our committed team works tirelessly on your behalf to ensure that you receive exactly what you’re looking for. Experience the freedom that comes with efficient management of your communication technology, even while catering to thousands of users. We handle the entire setup process and are always on hand to offer support when you need it. You deserve the ability to confidently select, implement, and sustain your UC technology, which is exactly what our completely managed unified communications services aim to provide! We partner with you to develop your optimal collaboration solution, assist you during cloud migration, and deliver continual support. With our unified communications software, managing user provisioning is effortless. Easily integrate and manage UC tools and platforms such as Cisco and Microsoft Teams from a single dashboard, allowing you to onboard or offboard users in mere clicks and without stress. Our dedication to your satisfaction drives us to constantly seek out improvements to enhance your experience and ensure your success, making every interaction smoother and more efficient for your organization. Ultimately, we are committed to empowering you in navigating the complexities of modern communication solutions.

Incoming calls are vital for maintaining connections within your business. Alltel’s inbound and virtual services deliver unmatched flexibility and reliability, guaranteeing that every call is handled professionally at any time of day. You can keep in touch with clients and employees regardless of your location or operational style. With our cutting-edge cloud communication technology, your office phone system integrates effortlessly with your employees' mobile devices and remote work tools, boosting collaboration and productivity. Fast and reliable internet access is essential for your business, which is why we provide enterprise-grade connectivity supported by some of the most reputable network providers in the country. We customize internet and data solutions for businesses of all sizes and in various locations. Streamlining the management of your business’s IT resources is essential, and our certified partners are prepared to deliver expert advice and high-quality service across a spectrum of IT and technical support requirements. In this rapidly changing digital environment, a strong communication and IT infrastructure is crucial for your business growth. Investing in resilient technology not only enhances operational efficiency but also positions your company for future success.

Numerous businesses and service providers around the world depend on our offerings to revolutionize their networks with an emphasis on fostering business expansion. When seamless connectivity between Teams and the global landscape is crucial, Ribbon's Session Border Controllers (SBCs) facilitate secure business communications. Adopting a cloud-native approach ensures a reliable provision of rapid services and boosts revenue, whether through public or private cloud solutions. Elevate your customers' experiences with robust, automated communication services that adhere to carrier-grade standards. Quickly design and launch cutting-edge services in a multi-layered network architecture. Ribbon's IP Optical networks stand out for their openness, automation, and flexibility, combining advanced hardware with intelligent automation software. The IP Wave portfolio presents a comprehensive solution in IP Optical technology, specifically crafted to address the challenges of building, managing, and overseeing multi-layer communication networks. Explore the distinctive benefits that IP Wave offers compared to other solutions in the market. By opting for IP Wave, your organization will be at the leading edge of innovation in telecommunications, ensuring you stay competitive in an ever-evolving industry. Embrace this opportunity to transform your communication landscape and drive significant growth.

RingCentral's RingCX is a sophisticated contact center solution that utilizes artificial intelligence to enhance customer service and streamline communication. By consolidating voice, video, and over 20 digital channels into a single platform, it enables agents to engage with customers through their preferred communication methods. The incorporation of RingSense AI further enriches the customer experience by delivering real-time insights, automating various processes, and assisting agents throughout the customer journey, which leads to increased efficiency for agents and higher levels of customer satisfaction. Businesses can easily implement RingCX due to its user-friendly interface and quick setup process, often achieving full integration within just a few days. With a competitive price starting at $65 per user per month, the service includes unlimited calling and access to vital contact center features. This solution is also designed to adapt and scale alongside business growth, making it a versatile option for organizations of any size. Overall, RingCX not only enhances operational efficiency but also fosters a more effective customer interaction experience.

Gamma specializes in providing voice, mobile, and connectivity solutions specifically designed for businesses of various scales. Our network, which is entirely owned and managed by Gamma, is dedicated solely to business use, allowing us to deliver services with superior efficiency. This bespoke network has been developed from the ground up, enabling high degrees of automation and a governance framework that ensures outstanding platform security and uninterrupted service. By leveraging Gamma’s award-winning unified communications products, organizations can boost productivity, enhance adaptability, and encourage improved teamwork. Our diverse range of services includes everything from messaging and video conferencing to instant conferencing capabilities, all aimed at reducing costs and streamlining operations while simultaneously increasing employee engagement. As a key player in the Unified Communications as a Service (UCaaS) sector within the UK, Dutch, Spanish, and German markets, Gamma provides communication solutions through an extensive network of dependable channel partners as well as direct sales to customers. Our dedication to innovation and excellence in service makes us a reliable partner in the ever-changing realm of business communications, ensuring our clients are well-equipped to meet future challenges. With our comprehensive approach, businesses can rely on us for the tools they need to thrive in a competitive environment.

Consolidate Your Communications! All your messaging is centralized in a single platform! You can utilize chat, text, fax, and conferencing, as well as make calls, collaborate, and much more. NetFortris Community integrates all forms of communication—voice, video, messaging, collaboration, conferencing, and meetings—into an intuitive platform. By leveraging Cloud technology, your team can work together seamlessly on any device, regardless of their location, whether they're at the office, at home, or traveling. Designed to address your current and future business communication requirements, NetFortris Community is flexible and scalable as your business evolves. It consistently delivers the latest features when you need them most, ensuring that all communication channels are readily accessible in one convenient location, which enhances teamwork and boosts productivity. Accessible from any internet-capable device, Comm-unity empowers your team to work efficiently whether at home or on the go. As your organization expands, Comm-unity can easily accommodate additional users, whether you're adding one or hundreds. With this platform, you can ensure that your communication needs will always be met.

In an era marked by uncertainty, businesses are compelled to adjust quickly to significant shifts in social and economic conditions. A notable transformation is taking place in how we conduct our daily tasks and engage with one another. As a result, business leaders are increasingly leveraging innovative collaboration and virtual team solutions to advance their organizations, responding to both operational demands and the expectations of their customers. OfficeSuite UC emerges as a standout choice, being an intuitive, fully cloud-based UCaaS platform that combines sophisticated technology with user-friendly design. It provides a wide-ranging suite of voice and collaboration functionalities that can be tailored to meet the unique needs of different businesses, with the flexibility to support up to 20,000 users. The WE Connect portal further enriches the digital landscape by delivering real-time analytics, administrative control, and efficient communication tools for users. This platform also enables secure hosting and participation in high-definition video, audio, and web conferences, accommodating up to 1,000 participants and accessible from any device—be it a phone, computer, or mobile device—thereby ensuring uninterrupted connectivity and collaboration. This level of adaptability and robust functionality positions OfficeSuite UC as a vital resource for contemporary businesses aiming to succeed in an ever-changing environment. As organizations navigate these challenges, having such tools becomes essential for maintaining productivity and enhancing teamwork across various platforms.

Answer a call on your landline and effortlessly connect with someone overseas. Teams Calling streamlines the entire process within Microsoft Teams for your convenience. In today's world, we often provide our desk phone numbers for accessibility, yet the dominance of mobile devices and laptops has reshaped how we communicate. With Teams Calling, you can utilize a single business landline number to effortlessly make or receive calls on your mobile, laptop, or desk phone, regardless of your location. Macquarie Telecom Hello offers a cloud-based hosted voice solution that simplifies the traditional PABX system by transitioning it to the cloud. To get started, just distribute Hello handsets throughout your organization and connect them for instant access. Additionally, overseeing your new services is a breeze, thanks to our intuitive Hello portal. This approach guarantees that your communications are not only efficient but also centralized, adapting seamlessly to the evolving needs of the modern workplace. In this way, you’ll never miss an important call, regardless of where you are.