List of the Top 17 SaaS PBX Software in 2026

PBXware stands out as the original and most prominent IP PBX Professional Open Standards Turnkey Telephony Platform available today. Since its inception in 2004, PBXware has been delivering adaptable, dependable, and scalable Next Generation Communication Systems (NGCS) alongside VoIP solutions tailored for small and medium-sized businesses (SMBs), large enterprises, Internet Telephony Service Providers (ITSPs), call centers, and various governmental agencies across the globe. This achievement is realized by integrating the finest elements of cutting-edge technologies. The Bicom Systems softswitch is offered in several editions, including Business, Call Center, and Multi-Tenant, with each edition designed to support specific features that enhance performance, reliability, and expandability, ensuring users get the most out of their systems. This versatility makes PBXware a preferred choice for organizations seeking robust telephony solutions.

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.

User-friendly, efficient, and highly adaptable, the Yeastar P-Series Phone System transforms business communication by merging voice calls, meetings, multi-channel messaging, integrations, and additional features into a cohesive solution. It eliminates barriers related to distance, platforms, and systems.

Signalmash is a communications platform built for teams that need both robust infrastructure and direct, responsive support from real people. Instead of layered plans and slow ticket systems, we provide straightforward access to experts who help you move faster and improve customer engagement. Enterprise customers collaborate with our engineers through a dedicated Slack workspace. Our platform connects directly to Tier-1 carriers including AT&T, Verizon, and T-Mobile, and delivers a 94% first-time approval rate for 10DLC registrations. Capabilities Messaging SMS (10DLC, short code, toll-free) RCS messaging with rich media via API and no-code tools Voice SIP trunking, VoIP, inbound and outbound calling Numbers & Identity Local, toll-free, and short code numbers Branded Caller ID (BCID) Data & Lookup CNAM (caller ID) data Carrier and line-type identification (wireline vs. wireless) Federal DNC status checks Signalmash brings together carrier-grade performance with a hands-on, partnership-driven support experience.

Thirdlane is a comprehensive multi-tenant communication platform that combines VoIP calling, unified messaging, video conferencing into powerful solution. Designed for both enterprises, MSPs, telecom providers and resellers, it offers unmatched flexibility, cost-effectiveness, and scalability. Highlights: - PBX with advanced call routing, voicemail, and conferencing. - IVR, call queues, recording, and analytics. - CRM integrations with Click-to-Call and caller ID screen pops. - Thirdlane Connect desktop, web, and mobile apps for collaboration. - Flexible choice: cloud-hosted or on-premises. - White-label Who it’s for: - MSPs and UCaaS providers launching branded communications. - Enterprises seeking a customizable phone system with CRM integration. - Telecom providers and resellers looking for modern PBX offerings. Thirdlane delivers a complete, future-proof phone system for organizations that want to unify communications and scale without compromise.

VitalPBX is a comprehensive PBX platform built on Asterisk and designed to operate on Centos 7. This powerful and adaptable platform enables users to effortlessly manage their PBX systems with ease. With an intuitive user interface complemented by helpful tooltips, navigating through the system is straightforward. It is essential for telephony systems to remain vigilant about potential security vulnerabilities and implement measures to mitigate these risks. VitalPBX provides multiple layers of defense to safeguard against cyber threats in the realm of VoIP communications. Moreover, its security features ensure that users can maintain a reliable and secure communication environment.

The *astTECS IPPBX system serves as the perfect solution for businesses of all sizes, ensuring a comprehensive set of high-end features at a reasonable cost while holding TEC certification from the Government of India. This innovative PBX solution empowers organizations to be adaptable, forward-thinking, and competitive, all while streamlining telecom costs. Additionally, the *astTECS Call Center Dialer stands out as an omnichannel contact center solution, featuring a sophisticated real-time dashboard to monitor agents effectively. With the incorporation of advanced analytics and AI-driven capabilities, this dialer significantly enhances both agent productivity and customer interactions. Furthermore, *astTECS offers a robust call recording solution tailored for your business needs, with an intuitive voice recorder that boasts a range of advanced functionalities. Seamless integration with various PBX systems is a key benefit, as it supports ISDN/PRI, IP, analog lines, and mobile networks, ensuring comprehensive recording of all incoming and outgoing calls. This all-in-one solution not only optimizes communication but also facilitates better decision-making through detailed call insights.

HoduPBX stands out as an exceptional choice for enhancing business communication. Its distinctive user interface, combined with an optimal user experience, ensures that businesses can interact efficiently with their clients and stakeholders. This software excels in providing seamless connectivity, whether in a traditional office setting or remote locations, thereby facilitating smooth communication. Additionally, HoduPBX enhances agents' productivity through its multitasking features and streamlined operations. As a robust IP PBX solution, it can handle over 1000 concurrent calls and accommodates up to 10,000 extensions, making it an ideal option for diverse business needs. The HoduPBX IP PBX Software is equipped with a range of advanced functionalities, including Add-on Modules, a Reseller Module, SIP Trunking, Queue Pro, Voice Transcription, and Webphone capabilities. Moreover, it supports white label options across various platforms such as iOS, Android, Chrome Extension, Windows, Mac, Linux, and the ZohoPhonebridge Plugin, ensuring versatility and adaptability for all types of users. This comprehensive feature set positions HoduPBX as a leading solution in the realm of business communication technologies.

MikoPBX provides a robust phone system renowned for its high efficiency, remarkable reliability, and a wide array of features. Users can choose to implement it on-site via hardware setup or utilize it on various cloud services, including Google Cloud, Amazon Web Services, and Microsoft Azure. A standout aspect of MikoPBX is that it is offered as a free telephone solution, delivering all vital business functions without any associated costs. The user-friendly web interface is packed with functionalities such as call recording, conference calling, voicemail, call transfers, call pickup, call queues, an interactive voice response (IVR) setup, and customizable rules for inbound and outbound calls. Moreover, users can manage holiday schedules and set preferences for night-time calls effortlessly. The system's ability to incorporate globally developed plugins and modules further enhances its adaptability to meet specific business needs. A significant advantage of MikoPBX is its lack of user licensing fees, making it an affordable option for companies aiming to grow without the burden of additional costs for new personnel or call recording features. This capacity for scalable growth ensures that organizations can enhance their communication capabilities while keeping their infrastructure strong. Ultimately, MikoPBX stands out as an exemplary solution for businesses seeking both efficiency and cost-effectiveness in their communication systems.

CompletePBX, Xorcom's core telephone system solution, serves as a Virtual IP PBX (Private Branch Exchange) or Phone System Appliance, integrating Asterisk and Linux to ensure robust stability and high operational performance. Developed with user-friendliness, advanced functionalities, and comprehensive security in mind, CompletePBX is designed to meet the diverse needs of modern communication. You can access a fully functional evaluation of the CompletePBX 5 virtual machine at no cost! Additionally, free online certification training for CompletePBX is offered, providing a foundational understanding of the system that can significantly streamline your learning process. With our assistance, you can expedite your journey to mastering this powerful phone system.

This PBX software platform is crafted for straightforward installation and configuration, ensuring full compatibility with our telephony hardware. It is specifically tailored to meet the needs of small and medium businesses (SMBs) that aspire to utilize a premium phone system akin to those found in larger enterprises, all while avoiding excessive expenses. OpenPBX harnesses the accessibility and effectiveness of desktop computers, effortlessly merging them with conventional telephone handsets to offer sophisticated features and complete oversight of your communication system. Whether you're looking to connect to primary rate (E1/T1) trunk lines or regular POTS lines, Voicetronix supplies the necessary line interface hardware. Customers have the option to utilize the OpenPBX Do-it-Yourself (DIY) feature, enabling them to build their own phone systems with cost-effective PC servers operating on Linux and regular analog telephones. By taking charge of the setup and maintenance of their phone systems, users can free themselves from reliance on technicians for installation and support. Furthermore, with a simple web browser interface, users can easily manage their voicemail messages, enhancing the overall experience of communication management. This flexibility empowers users to tailor their phone systems to their specific preferences and requirements.

Vodia is a PBX solution that operates on both Windows and Linux platforms, delivering a comprehensive suite of advanced functionalities typically associated with robust PBX systems, such as call queues, auto attendants, and call forwarding capabilities. Additionally, Vodia stands out as a leader in Multi-Tenancy, allowing users to deploy it on a dedicated virtual machine in the cloud or on-site while managing numerous fully qualified domain names for different clients. You can experience Vodia by signing up for a free demo license, valid for 60 days, to explore its features firsthand. This trial is an excellent opportunity to see how Vodia can cater to your specific telecommunication needs.

The Yeastar K2 IPPBX can be accessed in both hardware and software formats, accommodating up to 2000 users, managing 500 simultaneous calls, and supporting 400 VoIP trunks across various sites. This flexibility makes it an excellent choice for medium to large businesses that require robust communication solutions. Designed to cater to the evolving demands of modern communication, the Yeastar K2 IPPBX provides advanced enterprise features along with remarkable reliability. Additionally, it facilitates remote work environments through the innovative Linkus UC Softphone, ensuring seamless connectivity for users regardless of their location. By incorporating this technology, companies can enhance their operational efficiency and improve collaboration among team members.

Enterprise interaction encompasses the seamless integration of communication and collaboration efforts. We enable secure enterprise interaction within your own private or hybrid cloud framework. The Universal Cloud Communications Stack (UCCS) presents a groundbreaking method to leverage big data architectures, facilitating real-time communication and collaboration that boosts the scalability of transaction-driven services globally. Immediate benefits include swift deployment and automated management utilizing standard infrastructure frameworks. Moreover, by employing virtualized, secure, and scalable containers, we deliver hosted and managed communication and collaboration services effortlessly, which opens doors to innovative business models for Managed Service Providers (MSPs) and helps enterprises realize significant cost savings. In fact, the potential for cost reduction through communication systems is among the most considerable across the entire IT spectrum. The combination of modern software architecture with data-centric distributed infrastructure offers a remarkable chance to transform the industry while addressing the dynamic needs of businesses. This evolution not only enhances operational efficiency but also positions enterprises to thrive in an increasingly competitive landscape.

The globally recognized Avaya IP Office offers a robust unified communications platform that is both deployed and supervised on-site. To elevate the engagement and experiences of your customers and employees alike, explore the wide range of functions provided by IP Office. You can effectively assess customer interactions by taking advantage of features like call recording, monitoring, and detailed reporting. With the inclusion of Avaya Call Reporting within IP Office, capturing and documenting incoming communications becomes a seamless task. Additionally, you have the flexibility to add real-time call center agent workstations and dashboards, which significantly enhances the efficiency of call management processes. When Avaya IP Office is combined with a subscription to Avaya Spaces, you gain access to a multifunctional application that integrates voice, video, messaging, conferencing, and calendar services, all available from any device and location. This powerful integration not only simplifies communication but also drives productivity improvements throughout your organization, ensuring that everyone can collaborate effectively no matter where they are. Ultimately, leveraging these tools can lead to a more responsive and agile business environment.

Customers can now effortlessly engage in operations from virtually any location due to a robust mobility solution that encompasses vital features for essential tasks. Our offerings facilitate cost reduction through integrated redundancy, enabling swift setup of SIP trunks, direct inward dialing (DIDs), and toll-free numbers. Pulsar360 Corporation’s Voice over IP (VoIP) services guarantee exceptional voice communication that can be leveraged over economical broadband connections, whether sourced from other providers or through our own managed carrier services. By unifying their communication requirements into a single network connection for both telephony and high-speed internet, clients not only cut costs but also boost their productivity levels. With more than ten years dedicated to enhancing our VoIP platform, we have crafted one of the most sophisticated and highly automated systems available in North America. This substantial advancement allows us to offer immediate provisioning of SIP trunks, hosted and hybrid VoIP PBXs, local and international DIDs, toll-free numbers, and advanced management capabilities. Such innovations empower businesses to experience a significant transformation in their communication and operational processes on a day-to-day basis, leading to increased efficiency and streamlined workflows. Ultimately, this comprehensive approach positions organizations to thrive in a competitive landscape.

ICTPBX is a powerful open-source PBX solution tailored for Internet Service Providers (ISPs), Internet Telephony Service Providers (ITSPs), and various service-oriented businesses. At its core, it utilizes FreeSWITCH 1.10 for media processing, combined with FusionPBX 6.6 for configuration management, all accessible through the ICTCore REST API and managed via an user-friendly Angular 13 web interface. Unlike hosted PBX alternatives, ICTPBX runs entirely on your infrastructure, providing complete autonomy over your data, client accounts, and billing systems. Its flexible architecture supports scaling from a handful of extensions to thousands of users without the burden of per-user licensing fees, making it an economical choice for many organizations. This platform is engineered for multi-tenant configurations, guaranteeing that each tenant enjoys their own distinct PBX environment, complete with custom branding, preset limits, and role-specific access controls for improved security and personalization. Notable features comprise support for SIP extensions, ring groups, call queues (ACD), and interactive voice response (IVR) systems, in addition to voicemail, conferencing capabilities, time-based conditions, and intricate call routing. It also facilitates SIP trunks (gateways), inbound Direct Inward Dialing (DID) routing, and call blocking for enhanced operational efficiency. Furthermore, ICTPBX can handle multiple tenants with unique branding and quota management, while seamlessly integrating voice, fax (T.38/FoIP), SMS (SMPP), and email functions into a unified system for efficient communication. This all-encompassing solution effectively addresses the varied demands of contemporary telecommunications, making it a valuable asset for any service provider.