List of the Top 25 Free Cloud PBX Providers in 2025

RingCentral RingEX is a robust cloud-based telephony solution designed to enhance your company's communication efficiency. With enterprise-level communication functionalities like voice, fax, and text, along with the flexibility of BYOD (bring your own device), it enables you to operate from virtually anywhere. The platform's essential features encompass automatic call recording, conferencing capabilities, and unlimited local and long-distance calls. Additionally, RingCentral RingEX offers personalization options, allowing you to tailor call management settings such as call forwarding, message alerts, and notifications for missed calls to fit your specific requirements. This adaptability makes it a versatile choice for a wide range of business environments.

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.

One Platform for All Business Calls Simplify and enhance your business communications with Zadarma. From internal calls to global customer service, everything runs in the cloud — secure, reliable, and fully customizable to your workflow. Highlights include: - Visual PBX constructor for intuitive setup - AI call agents and speech recognition tools - Automatic call distribution (ACD) and IVR setup - eSIM for global mobile connectivity - Full API access to automate and integrate with your systems - 24/7 support and detailed documentation Perfect for companies managing international communication, remote support, or multi-channel sales teams.

Calilio stands out as a dependable cloud telephony service that enhances business communication through virtual phone numbers available in more than 100 countries. Introduced in 2023, it focuses on user accessibility by providing a straightforward and intuitive dashboard and application. Even those without substantial technical know-how can effortlessly utilize Calilio's diverse features, which encompass texting, calling, voicemail, chat, image sharing, and additional functionalities, all accessible from a single interface. Moreover, Calilio is budget-friendly, with its Standard plan priced at only $15 per month (or $12 if billed annually), offering essential features such as a web/app dialer, call filters, call history, blocking, and forwarding options. For Premium with more advanced requirements, Premium and Enterprise plans are available, featuring extra functionalities and flexible pricing tailored to specific needs. In line with modern technological advancements, Calilio incorporates AI-driven call monitoring and evaluation tools. Users can benefit from sentiment analysis to gain insights into customer satisfaction levels, while call summaries and transcriptions provide a clear understanding of conversation details and outcomes. With a strong emphasis on user experience and a comprehensive range of features, Calilio effectively simplifies business communication, making it an outstanding option for organizations of all sizes and industries. This blend of affordability and advanced capabilities positions Calilio as a competitive player in the cloud telephony market.

Cost-effective phone and SMS solutions tailored for small enterprises. Why invest heavily in a phone system for your small business when you can have an efficient alternative? Everyone needs a reliable phone service. With TeliDesk, a user-friendly platform, you can set up your phone solution in just 15 minutes. Say goodbye to intricate phone systems that require extensive setup times. Your business is yours to manage, including your communication services. The Virtual Office feature empowers you to design a telecom solution that meets your specific requirements. You can make adjustments online from anywhere, at any time. Simply log in to begin! The more you call, the more you save, and as your business expands, so do your savings. Automatic payments can be made effortlessly using credit cards, PayPal, or debit cards, with cash payment options also available for your convenience. Additionally, Virtual Office offers a distinctive capability, enabling you to determine the destination for your incoming calls, allowing you to route them to any phone with our intuitive interface. This flexibility ensures that you never miss an important communication, regardless of where you are.

With the increasing affordability of high-speed internet, homeowners and small business owners are increasingly opting for VoIP solutions. We prioritize providing our customers with the right experts and tools to swiftly implement Voiply, ensuring they have all the necessary features for their users. After the initial setup, we focus on maintaining seamless operations, consistently offering support to our clients and their enterprises. Founded in 2012, Voiply emerged from a clear vision; we recognized the market's evolution and the pressing need for more efficient communication methods among businesses. At that time, we foresaw the "Cloud" as more than just a passing trend but as the future of communication itself. This insight inspired us to create a cloud-based unified communication system that utilizes cutting-edge technologies. Our ambition was to lead this transformative wave, providing outstanding service to small and medium-sized businesses globally. Moreover, the Voiply Extra Line app allows users to tap into their Data or WiFi connection for an additional phone line, which significantly boosts their communication capabilities. This innovative strategy not only enhances user experience but also demonstrates our ongoing dedication to evolving alongside our clients’ needs, ensuring they always have the best tools at their disposal.

Welcome to TENIOS, the cloud communications provider under the Apifonica Group umbrella. Based in Germany, TENIOS focuses on innovative AI voicebots and telephony solutions designed for businesses. Their succinct mission is to deliver Conversational AI to the global market. Driven by a passion for automation, a dedicated team of specialists in Cloud Technology, Telephony, and AI collaborates to enhance business communication and streamline related workflows. TENIOS Voicebots efficiently manage both outbound and inbound calls, follow up with leads, pre-qualify them, update CRM data in real-time, and generate reports to enhance customer communication strategies. Their all-encompassing telecom platform provides a variety of services, including virtual phone numbers, smart call routing, interactive voice response (IVR) systems, SMS, RCS, and a powerful Voice API for the smooth integration of voice applications. With more than twenty years of industry experience and hosting services based in Germany, TENIOS guarantees dependable and scalable communication solutions that are customized to accommodate a wide array of business requirements. Additionally, their commitment to innovation positions them as a leader in the evolving landscape of cloud communications.

OnSIP delivers remarkably straightforward business communication solutions to more than 100,000 customer accounts. We take pride in providing the advantages of an on-demand phone system without the expensive overhead, hassle, and rigidity that come with conventional telephony systems. You have the freedom to tailor your communication needs, enjoying the absence of long-term contracts along with exceptional pricing options. Our service includes complimentary onboarding and outstanding support from professionals based in the United States. Unlimited plans feature an array of tools, such as voicemail to email and ring groups, along with music on hold, video conferencing, call recording, dial by name directories, and complimentary SIP phones. Built on patented, geographically-distributed technology, OnSIP's platform ensures full redundancy, giving you peace of mind that your phone system will remain operational and keep your team connected at all times. Experience the seamless functionality by signing up for a trial today, and discover how we can enhance your communications.

Introducing an unparalleled UCaaS solution designed to drive the success of Service Providers. This white-label platform is fully customizable, enabling you to set your brand apart and stand out in a competitive marketplace. KAZOO, the comprehensive UC platform by 2600Hz, provides the flexibility required to ensure an exceptional communication experience for your users. Your clients will benefit from seamless and efficient communication with you. With access to over 300 APIs, you can tailor solutions specifically for your clients, enhancing their operational efficiency. Establishing and sustaining brand recognition in the industry is simplified with the ability to white label your offerings. Starting your journey is quicker and more affordable with minimal upfront investments. Your clients will enjoy constant connectivity, backed by reliability and geo-redundancy, allowing them to access their business from anywhere, at any time, through mobile devices. KAZOO's multi-tenant architecture opens up various sales channels, enabling you to choose between engaging resellers, adopting a direct approach, or implementing an agent-based model. This flexibility not only enhances your business potential but also positions you strategically in the evolving communication landscape.

Discover unmatched versatility with the option to pay per usage, tailor your own plan, or choose a comprehensive package designed specifically for your needs via a state-of-the-art, cloud-based internet phone service. Everything is handled online, giving you complete control and instant access without requiring on-site visits, installation, or ongoing maintenance—simply plug it in and begin using it right away. Voipfone presents plans beginning at only £1 per month, featuring a wealth of cutting-edge capabilities at no extra charge. This award-winning platform provides dependable, budget-friendly advanced cloud-based phone solutions specifically for small enterprises. Voipfone is available for all types of users, whether you're a new startup in search of a phone number, a scaling business needing flexible support for new hires or remote team members, or a long-established organization wishing to upgrade from an outdated office PBX system. By opting for Voipfone, you can effortlessly migrate your phone operations to the cloud, benefiting from a straightforward VoIP PBX that is quick to set up and economically viable. This service not only improves communication but also enables businesses to expand smoothly as they evolve, ensuring they remain competitive in a rapidly changing market. Additionally, the user-friendly interface and extensive support resources make it an ideal choice for companies of all sizes.

Our company provides advanced cloud communication solutions such as DID virtual numbers, SIP trunking, the development of Cloud PBX systems, along with a variety of other services tailored for businesses. These offerings are designed to enhance connectivity and streamline communication for organizations of all sizes.

Designed for both large enterprises and emerging companies, the Yay.com business phone system presents a flexible and innovative communication platform that not only cuts costs but also enhances organizational adaptability. With user-friendly softphone applications compatible with your existing devices, remote and hybrid work becomes effortless and efficient. You can collaborate and communicate from anywhere in the world, allowing you to operate in a manner that suits your needs best. Yay excels in supporting distributed teams, whether they are in the office, at home, or on the move. Take advantage of a wide array of business functionalities, including CRM integrations, IVR call menus, call queuing, and much more. Start with a free trial today and discover how Yay.com can empower your business to flourish and succeed. Additionally, with its comprehensive tools and features, you can optimize your team's performance and improve customer interactions effectively.

Ajoxi specializes in offering wholesale VoIP termination services. To guarantee dependable service and superior connectivity, they utilize state-of-the-art routers and equipment. Additionally, Ajoxi employs a team of skilled technicians who actively monitor the system and promptly address any issues that occur, ensuring uninterrupted performance. Their commitment to quality and reliability sets them apart in the industry.

miniSIPServer is often considered the most user-friendly VOIP (SIP) server currently available. Even if you lack experience in VOIP technologies, you can easily set up your own VOIP system within just an hour. For thorough instructions, our extensive step-by-step documentation is available for reference. Seasoned VoIP experts will also find it simple to implement advanced communication features such as ringing groups, follow-me options, hunting groups, and call queues. This adaptable server supports a variety of platforms, including Windows, Linux, and Raspberry Pi, in addition to operating within several virtual machine environments like Hyper-V, VMWare, KVM, Xen, and VirtualBox. Moreover, miniSIPServer is fully equipped to work with IPv6 networks, ensuring smooth operation in IPv4-only, IPv6-only, and dual-stack setups. Users around the world have successfully utilized miniSIPServer to establish their own VoIP networks, so why not try it out for yourself today? All versions offer a 30-day free trial without any restrictions. There's also a complimentary version tailored for five clients, making it an ideal choice for small teams or individual projects. With its straightforward setup and extensive features, miniSIPServer is a fantastic choice for anyone looking to dive into the world of VOIP.

Are you frustrated with being placed on hold for extended periods only to receive little to no assistance when you finally get through? With GoVoIP, that's not an issue. You will have direct access to your account portal, allowing you to easily make changes to your phone settings and account details at your convenience. Simply send us an email, and we’ll take care of everything else for you. Our services are customizable to fit your specific requirements. We provide VoIP phones starting at just $14.95 per month, as well as $14.95 per month for SIP trunking. Additionally, we offer a unique 4G VoIP wireless solution that operates independently of your network router, ensuring that customers enjoy crystal-clear voice calls. For those who need it, we also supply managed routers. Furthermore, our fax solutions are designed to connect with legacy fax machines, enabling customers to send and receive faxes seamlessly through both email and traditional fax machines. Experience hassle-free communication and tailored services with GoVoIP today!

Explore a vast selection of communication options all conveniently situated in one location. Partner with Traverse Telecom to ensure your customers can connect with ease! Boost your business infrastructure with exceptional phone connectivity designed to enrich customer interactions. Welcome your clients with a dependable telephone service, regardless of your work location. Broaden your reach and engage with clients around the globe using our exceptional International toll-free 800 numbers. Interested in accessing international markets? Unlock new avenues for your business by utilizing our Direct Inward Dialing (DID) services, available in more than 90 countries. Don't allow important business chances to pass by because of unanswered calls; our call forwarding service enables you to route customer inquiries to your chosen business site according to your needs. We provide all-encompassing Cloud PBX Solutions, removing the necessity for conventional on-site systems. With Cloud PBX, you obtain unmatched flexibility and control, alongside an impressive range of advanced features that can enhance your operations significantly. Embrace the modern era of communication, and watch your enterprise flourish while adapting to evolving market demands. The right communication solutions can make all the difference in ensuring your business remains competitive and responsive.

Enable your teams and departments to effortlessly engage through the cloud on any device, at any time, from any location. Customers in the US, UK, Australia, and other regions can connect with you without incurring additional costs. Implement premium phone system solutions that effectively address all your communication requirements. In just a few minutes, you can establish a fully functional contact center suited to the number of agents you need. The Real PBX delivers outstanding telephony quality via its Hosted PBX solution, which is a cloud-based business phone system integrating all the key features of traditional VoIP with the distinct advantages of cloud technology. Discover this groundbreaking system and elevate your business's connectivity to unprecedented levels. Known for its cloud-based voice calling services, The Real PBX is focused on empowering small and medium-sized enterprises around the world. Since its inception in 2004, The Real PBX has remained dedicated to providing efficient connectivity solutions. Regardless of your operational model—be it inbound, outbound, or a mix of both—you can rely on unlimited calling to help your business prosper and expand. By embracing exceptional communication, you set the stage for your business to thrive in the ever-evolving digital landscape. With the right tools in place, your organization can unlock new opportunities for collaboration and growth.

SHOELACE Unified Communications offers an advanced HPBX system that effortlessly merges with your current network and team, providing outstanding HD call clarity, video conferencing features, and mobile applications that keep your business in touch with clients. Experience an array of functionalities such as voicemail-to-email, flexible mobility options, auto attendant services, and hold music, all within an all-inclusive platform. There’s no necessity for costly upfront investments or additional hardware, and the setup process is straightforward, eliminating any potential confusion. Businesses opting for hosted solutions can be confident that they won’t have to worry about software upgrades or hardware maintenance. This system enables the integration of multiple locations and supports remote and mobile employees, fostering smooth communication throughout your company. Additionally, it offers affordable communication solutions suitable for any setting, whether indoors or outdoors, ensuring that your business remains adaptable and accessible. By selecting SHOELACE, you enhance your organization’s connectivity and operational efficiency, paving the way for future growth. The reliability and simplicity of this system can transform the way your team collaborates and communicates.

Discover a flexible and intuitive business telephony solution that caters to everyone from large enterprises to small local businesses, as well as certified MongoTel resellers. With features that are adaptable to any team size and the ability for quick mass deployment, MongoTel is engineered to function effortlessly in the cloud environment. Our platform provides users with customization options, streamlined management tools for administrators, and cutting-edge features for callers, all of which contribute to fostering more impactful interactions. Thanks to our network of certified installers and dedicated technical support, users can expect an outstanding and efficient experience. At MongoTel, help is readily available, with our support team made up of the very specialists who created and are continuously improving our proprietary systems. This cloud-focused phone ecosystem enables you to connect with each client on a personal level, whether they are representing a business or are individual customers. Furthermore, our extensive suite of tools is designed to assist you in reaching out effectively to those genuinely interested in your products or services, significantly boosting your sales prospects. By leveraging these innovative solutions, you can ensure that your communication strategies are not only effective but also engaging.

The platform is designed for multi-tenancy, enabling clients to incorporate an unlimited number of tenants and extensions within a single instance. Each customer benefits from a customized application interface that meets their individual needs. A comprehensive multi-authorization framework allows for the effortless creation and management of administrators, users, and resellers. With a well-established REST API, all function calls can be performed swiftly and effectively. You can choose to operate your services on a single server or across multiple servers, and you can add or remove them without any disruption to service during server shutdowns. The system's integration with The Hub, alongside customer portals and leading CRM solutions, enhances communication speed and reliability. Our committed support team is available during business hours to offer free technical assistance as outlined in our SLA. The extensive service we offer is specifically designed to cater to the distinct requirements of your business. Furthermore, you have the ability to track all incoming and outgoing calls, regardless of whether they were answered, along with other important metrics. This configuration empowers teams to communicate and collaborate effectively, which ultimately boosts overall efficiency and productivity throughout the organization. By utilizing these features, businesses can ensure a streamlined workflow that adapts to their evolving needs.

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.

Fostering robust relationships with your team and clients is essential for business success, as it allows for efficient communication through calling, messaging, and video across various devices. Beyond merely offering a phone number and an advanced Cloud PBX, 2talk delivers a holistic VoIP communications platform aimed at driving your business forward. Improve teamwork and streamline customer engagement, enabling your team to effectively harness online calling and messaging tools. Utilize video to share project updates or highlight your newest offerings, taking advantage of the endless opportunities available through 2talk’s Web App. Each calling plan from 2talk comes with a sophisticated cloud PBX at no additional cost, granting you comprehensive control over your numbers and a range of useful features. Discover the autonomy of creating a refined business phone system on your own, supported by our exceptional customer service. Furthermore, while many processes are becoming paperless, faxing continues to be an essential resource in the business world. By integrating this time-honored method with the cutting-edge solutions that 2talk provides, your organization can enjoy a balanced approach to communication. Embrace the future while respecting the past with 2talk’s innovative offerings.

Establish effective multi-channel communication with both voice and two-way SMS functionalities. Take advantage of advanced call center features like call barging, power dialing, and performance analytics to improve call management efficiency. Connect with local customers in the US and Canada through SMS conversations using local numbers that facilitate voice and SMS interactions. Seamlessly transmit one-way international SMS messages to more than 100 nations. Enhance your workflow by integrating your Zoho Voice phone system with CRM and helpdesk software. Revamp your communication strategy to significantly boost customer engagement levels. Broaden your business's presence by acquiring local and toll-free numbers in different countries. Make calls with peace of mind, ensuring you stay within your budget. Experience outstanding call quality for all business communications while enjoying substantial savings, especially on frequent international calls. These features will not only help you build stronger relationships with your customers but also improve their overall satisfaction, ultimately leading to long-term loyalty and repeat business. By prioritizing such robust communication strategies, you can position your business for ongoing success and growth.

Voxloud emerges as Italy's first cloud-based phone system, integrating AI technology to boost productivity and conserve precious time. When you switch to Voxloud, you can keep your current landline number without incurring any extra charges. The activation process is incredibly straightforward, allowing you to establish your new landline number and phone system in a mere 59 seconds, which means you can begin professional communication right from day one. Transitioning from conventional phone systems to Voxloud signifies adopting a more intelligent working method with their cutting-edge cloud phone solution. This all-in-one telephone system is designed to cater to the communication needs of small and medium-sized enterprises. Improve the management of your incoming calls by implementing a customizable interactive voice response (IVR) system that offers various levels of interaction. Enjoy the ability to work flexibly from anywhere, at any time, using our intuitive apps and VoIP devices on your laptop, tablet, or smartphone. Adding users from diverse locations and modifying your phone system settings is easy and can be done with just a few clicks, ensuring it adapts to your business's changing needs. Additionally, enhance your phone interactions through the leading CRM integrations available, creating a well-rounded solution for all your communication requirements. Consequently, Voxloud empowers your team to collaborate efficiently, regardless of their physical locations, fostering a truly modern approach to communication. With Voxloud, businesses can expect both convenience and innovation, making it an ideal choice for the future of work.

When it comes to cost-effective and intuitive phone system solutions for your business, ClarityTel stands out as the optimal selection. Known for its advanced cloud-based phone services, ClarityTel allows companies to meet their communication needs at a fraction of the price of traditional landline systems. Step into the next era of VoIP technology with ClarityTel, which is specifically crafted to cater to your unique requirements. Our VoIP offerings are customized to fit businesses of varying sizes, enabling you to achieve savings of up to 60 percent while enjoying clear and straightforward pricing. We deliver a complete business VoIP package for one affordable monthly rate, free from unexpected fees. This high-quality VoIP service includes a range of sophisticated features such as email voicemail delivery, conference calling, live answering, and automated attendants, making it suitable for businesses from small to enterprise level. By choosing ClarityTel, you not only benefit from significant cost reductions but also gain access to a powerful communication platform that can significantly improve your business efficiency and connectivity. Embrace the potential of enhanced communication strategies with ClarityTel, and transform the way your business interacts.