Best VoIP Providers For Businesses: In-Depth Features, Pricing, And Expert Reviews

Effective communication is at the heart of every successful business, and with the shift toward digital-first operations, traditional phone systems are quickly becoming a thing of the past. Enter VoIP (Voice over Internet Protocol)—a flexible, cost-effective solution that uses the internet to handle calls, video meetings, and more.

With features like automated attendants, call forwarding, and seamless integrations with your favourite productivity tools, VoIP offers businesses a modern way to stay connected and competitive. But with so many providers claiming to be the best, navigating the options can feel overwhelming.

With that in mind, we've done the heavy lifting to help you make an informed decision. In this article, we'll break down the top VoIP providers, diving into their features, pricing structures, and what users have to say about them. Whether you're after crystal-clear call quality, advanced features like AI-powered customer insights, or scalable plans that grow with your business, we've got you covered.

Squaretalk

Squaretalk is the leading AI-powered next-generation VoIP contact centre platform crafted to provide an affordable solution that meets the dynamic needs of on-site, distributed, or fully remote sales and support teams. Engineered as the ultimate sales enabler, Squaretalk redefines customer engagement by delivering feature-rich solutions that optimize every interaction, supercharge revenue growth, and cut costs with intelligent AI agents and bots.

Boasting unparalleled global connectivity, Squaretalk offers local landline and mobile numbers in over 150 countries, empowering businesses to seamlessly engage with leads and customers in their target markets. With competitive pricing, advanced features, and AI-driven efficiency, Squaretalk stands out as the go-to platform for businesses aiming to drive sales, enhance operational performance, and stay ahead of the competition..

The platform features seamless native integrations with leading CRMs, ensuring streamlined operations, automated workflows, and reduced platform switching. The AI Predictive Dialer maximises agent productivity by connecting them only to live calls and significantly improving outbound campaign effectiveness. Squaretalk helps you make data-driven decisions by delivering real-time customer insights and elevating the overall customer experience.

Security and compliance are at the core of the platform. Squaretalk is ISO 27001-certified, offering robust safety measures such as encryption, configurable access levels, geo-based restrictions, and two-factor authentication to protect sensitive data without compromising operational flexibility.

Its core features include detailed reporting, automatic call distribution, IVR, call queuing, callback scheduling, and unlimited free recordings. Building on these capabilities, Squaretalk will introduce a fully integrated omnichannel contact centre solution in 2025. The enhanced platform will combine WhatsApp, Telegram, Viber, Messenger, and a mobile app, ensuring businesses can connect with customers across their preferred channels. Other innovations will include video conferencing, internal chat, call transcription, compliance keyword search, and sentiment analysis, equipping businesses with next-level tools to enhance customer engagement and collaboration.

With 24/7 support and dedicated Customer Success Managers, Squaretalk goes beyond providing technology to serving its clients as a trusted partner and supporting businesses toward long-term growth. Its flexible pricing plans cater to companies of all sizes, starting with the STANDARD plan at just $15/user/month.

Dialpad

Meanwhile, Dialpad's VoIP service goes beyond just a phone system—it's a fully integrated communication hub designed for modern businesses. With HD call quality powered by a global voice network and dual-cloud architecture, Dialpad ensures crystal-clear conversations whether your team is local or distributed worldwide.

It's a unified communication solution, allowing users to seamlessly switch between phone calls, group messaging, SMS, video conferencing, and screen sharing—all from a single desktop or mobile app. Plus, even on the basic plan, you get unlimited calling in the U.S. and Canada.

Dialpad's standout features include voicemail transcriptions that let you read messages when you can't listen, unlimited call recordings for training or record-keeping, and real-time transcription to keep track of conversations. With call forwarding, you can redirect calls to up to five numbers, ensuring no customer interaction is missed. Call routing is another game-changer, enabling businesses to set up intuitive rules so calls reach the right person or department based on availability or expertise.

Whether it's empowering sales teams, streamlining support efforts, or handling high volumes of calls, Dialpad's versatile VoIP service has the tools to keep your business connected and efficient—all with a sleek, user-friendly interface.

Aircall

Aircall offers a modern, flexible VoIP service tailored for businesses looking to simplify communication and boost collaboration. With the ability to create phone numbers in over 100 countries, you can set up and onboard your team in just a few hours. Adjusting settings as your business evolves is a breeze, thanks to intuitive web, desktop, and mobile apps. Whether your team spans departments or continents, Aircall makes it easy to stay connected.

The platform integrates seamlessly with CRM and helpdesk tools, automatically syncing call details so your team can access complete conversation histories, call recordings, and account contexts without switching between systems. Gain valuable insights with real-time and historical call metrics to improve team performance and uncover trends like missed calls or extended hold times. Features like toll-free and international numbers, business hours customisation, and interactive voice response (IVR) ensure a professional experience for your customers.

Aircall's collaboration tools further enhance its offering. The call conference feature lets up to five participants join live conversations, while warm transfers enable teammates to coordinate before passing a call. Forward-to-phone and ring-on-speaker functions keep your team responsive anywhere. Add shared contacts, and your whole team will always be in sync. Aircall combines simplicity and power to ensure seamless global communication.

8X8

Another one you can consider is 8x8, which takes business communication to the next level with its powerful Voice APIs, designed to improve experiences while safeguarding privacy. Whether you're a property manager, ride-hailing service, or app developer, 8x8 helps you keep personal information secure with features like call masking and anonymous connections. This ensures compliance with privacy regulations and builds user trust by maintaining confidentiality during calls.

The platform empowers businesses to customise communication solutions with tools like local number support, programmable logic, and virtual phone numbers. It's perfect for sending notifications, alerts, or sensitive data as voice calls, often achieving better delivery rates than text. With no call length limits and multilingual text-to-speech support in 45 languages, 8x8 caters to global audiences while enhancing accessibility and personalisation.

8x8 also simplifies in-app communication by enabling VoIP calls directly within your app, saving users mobile minutes and creating a seamless experience. Features like built-in phone number masking, IVR menus, and support for recordings give businesses the tools to streamline interactions while adding layers of security and professionalism. With robust logging and reporting, companies can access insights and control their communication systems fully. 8x8's Voice APIs are a simple, secure, and scalable solution for modern business needs.

OpenPhone

If you're a small business looking for a cheaper alternative, then OpenPhone is for you. OpenPhone delivers a modern, flexible VoIP phone system designed to meet the needs of growing teams while keeping communication simple and effective. With no need for extra hardware, OpenPhone scales seamlessly with your team—just set up new members on their laptops or smartphones, and they're ready to go.

The platform's intuitive design means there's virtually no learning curve, making it as easy to use as your favourite apps. Plus, with a low-cost entry point compared to traditional PBX systems, OpenPhone provides exceptional value for businesses looking to streamline operations.

OpenPhone's robust features make it a standout choice for unified communications. A shared inbox ensures that all team members stay aligned, sharing responsibility for incoming calls and texts to avoid missed opportunities. Advanced tools like AI-generated message responses, call recording, call transcription, and personalised contact notes empower teams to build meaningful customer relationships. Tailored phone menus, warm transfers, and scalable options for U.S., Canadian, and toll-free numbers enhance professionalism and efficiency.

RingEX by RingCentral

Lastly, RingEX by RingCentral is the VoIP equivalent of going all-in on luxury—loaded with features, built for serious performance, and undeniably premium in price. It's the ultimate choice for teams that want an over-the-top communication solution, and it delivers an impressive lineup of tools and integrations. From crystal-clear voice and video calling to team messaging, file sharing, and unlimited calling in the U.S.U.S. and Canada, RingEX has your communication bases covered.

What sets RingEX apart is its versatility and power. Features like skills-based call routing, real-time transcription, call monitoring, and an AI-driven analytics suite make it a productivity powerhouse. Plus, with its drag-and-drop IVR editor, you can easily create customer-friendly call flows. Its crowning glory? Integration with over 300 third-party apps, including heavyweights like Salesforce, Google Workspace, Microsoft 365, and Zapier. It's like a universal remote for your tech stack.

However, all this capability comes at a price—literally and figuratively. The sheer range of features can feel overwhelming for smaller teams, and the customer support, while 24/7, isn't the fastest. Still, for larger businesses with the budget and appetite for top-tier tools, RingEX offers an unmatched, robust and reliable VoIP experience.

Final Thoughts

Choosing the right VoIP provider is a crucial decision for businesses looking to enhance communication, streamline operations, and stay competitive in today's digital landscape. Each provider on this list offers unique features, pricing options, and benefits tailored to various business needs—from small teams to global enterprises.

Whether you're seeking affordability, advanced functionality, or seamless integration with your existing tools, there's a VoIP solution for you.