List of the Top 6 Business VoIP Providers for Act! 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.

VoIPstudio presents a top-tier VoIP phone solution priced for everyday consumers, ensuring the high standards of quality and security that businesses expect. It combines a wealth of innovative features and functionality with flexibility, scalability, and an exceptional user experience, all supported by a dedicated customer service team that operates across multiple channels. Tailored for a global audience, VoIPstudio is designed to function seamlessly across multiple sites and countries, utilizing cloud-based distributed hosting to offer the responsiveness and dependability essential for enterprise clients. This makes it an ideal choice not only for individual users but also for organizations with extensive extension needs, including various sectors such as media, call centers, software development, and meteorology. Customers benefit from the solution's adjustable capacity, which allows for easy addition or removal of users, ensuring they only pay for what they utilize without incurring costs for unnecessary capacity. Moreover, the platform is built to accommodate sudden increases in traffic, making it a robust option for businesses of all sizes. VoIPstudio’s offerings include over 40 advanced features and services available in every plan, such as number portability, call recording, conference calls, internet failover protection, interactive voice responses, call parking, video calls, video conferencing, and many more, enhancing communication possibilities for all users. This comprehensive feature set positions VoIPstudio as a leader in the VoIP market, catering to diverse communication needs effectively.

A single platform integrates cloud telephony, video collaboration, team messaging, contact center capabilities, and analytics, all in one place. By providing users with tailored features, organizations can significantly lower their overall ownership costs. This platform fosters collaboration among specialized team members and contact center staff, effectively breaking down silos within the organization. It features a comprehensive administration tool for easy system setup, along with user and data management functionalities. With just one license, users can seamlessly combine calling, directory services, video conferencing, messaging, and contact center operations. Enjoy enterprise-level reliability and high-quality cloud connectivity to link your business globally. Schedule, initiate, or participate in HD audio and video meetings without being restricted by device or location. Easily access your contacts from any device, whether they are internal colleagues or external partners. This intelligent and collaborative solution empowers organizations to enhance customer experiences, driving engagement and satisfaction. Ultimately, adopting such a versatile platform can lead to improved communication and efficiency across all levels of your business.

CloudCall stands out as the sole communications platform specifically tailored for companies utilizing CRM systems. It enhances decision-making by recording all calls and communications, seamlessly integrating them into CRM contact records, which empowers businesses to maintain oversight of remote teams and boost productivity significantly. This unique approach ensures that teams can operate efficiently, regardless of location, while also fostering a more insightful understanding of customer interactions.

Our cloud-based phone system provides a simple yet flexible solution that includes powerful call management features. Start your complimentary 14-day trial today, free from obligations, as we offer adaptable monthly contracts. Prepare your business for the future, as technology has dramatically changed the way companies function and are managed in the modern era. Across the globe, businesses increasingly depend on data analysis, which enables them to devise effective strategies through insights gained from their interactions with both prospective and current customers. This progress is significantly driven by Customer Relationship Management (CRM) systems. With remote control over your desk phone, you can manage essential features such as speed dial, function keys, and directories from virtually anywhere. As the top VoIP provider in the UK, we equip you with a comprehensive mobile device management suite to address urgent and complex business needs, even when you are away from your office. Furthermore, Xinix offers an extensive array of unified communications (UC) solutions that enhance collaboration and productivity within your organization. Adopting these advanced technologies can result in remarkable gains in efficiency and customer satisfaction, ultimately positioning your business for long-term success. By integrating such tools, organizations can remain competitive in an ever-evolving market landscape.

Maximize your workforce’s potential by utilizing premium collaboration solutions from Microsoft and Cisco, seamlessly integrated with Evolve IP’s acclaimed enterprise voice and communication services. Our bespoke Purpose-Built® offering is tailored to your organization's needs, significantly boosting employee productivity and improving operational efficiency. Evolve IP Desktop Services, which encompass DaaS, RMM, ITaaS, and more, empower your team to work remotely while allowing IT departments to easily manage, secure, and update devices and applications for all users. Enhance your customer service capabilities with Evolve IP's highly regarded omnichannel contact center solution, recognized in Gartner’s CCaaS Magic Quadrant for three consecutive years and achieving the highest client recommendation score among all vendors assessed. This customized communications and contact center platform is specifically designed to address your business’s unique requirements, ensuring effective and seamless communication. By opting for Evolve IP, you are making a strategic investment in technology that not only enhances your organization's productivity but also improves overall employee satisfaction and engagement. Ultimately, this holistic approach will lead to a more cohesive and efficient work environment for your entire team.