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10 Best VoIP Phone Systems for Small UK Businesses

With no maintenance required, pay-as-you-go pricing structure, and secure cloud storage, hosted voice-over-IP (VoIP) services are just the kind of hassle-free telecom solution most modern businesses need.

Gone are the days when businesses had to invest in setting up infrastructure for self-hosted telephony services and spend a fortune just to keep it operational. Modern Voice-over-IP (VoIP) business solutions are now within the reach of almost all kinds of organisations. Not only have they evolved over time to provide superior ease-of-use and a wide range of features, but they also come with an affordable pricing structure for businesses on a shoestring budget.

If you are a small business that’s interested in switching to a reliable VoIP service provider, you have come to the right page! Let’s cut to the chase and introduce you to some of the best VoIP phone systems that are most suitable for small businesses in the UK.

10 Best VoIP Phone Systems for Small UK Businesses

Lily Comms

Established in 2009 in Bradford, Lily Comms has gone a long way from being a newcomer in the UK telecoms industry to winning countless industry awards and a high Trustpilot score of 4.8. Being a small business themselves, they are passionate about providing affordable, bespoke communications solutions to small and medium-sized businesses in the UK, regardless of their size.


RingCentral has partnerships with key carriers and provides services to more than 350,000 SMBs in over 40 countries across the globe. The company offers a 14-day free trial, just so you can try their service first and then make an informed decision. Their monthly prices are affordable, and their cloud-based platform can be integrated with countless business apps, including the G Suite, Microsoft 365, Salesforce, and many more.


3CX offers a full-featured phone system that comes with a range of call-handling features, for a reasonable price. It’s remote-work friendly, which means your team can use it from any location via 3CX’s mobile and browser apps. Not to mention, it takes just a few minutes to install and begin using it on any platform. To make the best use of 3CX’s services, you can either host it on-premises (the best option if you need more control), or simply choose from the countless 3CX-compatible, hosted IP phone or SIP trunk service providers in the UK.


If you are looking for a no-frills VoIP service that comes with features like video conferencing, call recording, auto-attendant, mobile apps, and comprehensive call reporting – 4Com can be a decent choice. They also provide hands-on business support and team training, which makes it super easy for small businesses to switch over to their service, without much effort or upfront costs.


Starting out barely a decade back, Berry has been quick at winning not just a bunch of industry awards, but also the hearts of its customers, with 90% of its customers rating their service as ‘Excellent’ on Trustpilot. Apart from getting a personalised service, a dedicated account manager, and 24/7 support, you can also avail capabilities like instant messaging, video conferencing, and even integrate your systems with other cloud services like Skype for Business.

BT Business

Even though BT’s VoIP solutions are a bit more expensive than others in the list, it would be unfair to not mention their name here. BT offer support to a massive customer base they have acquired throughout the UK, and also offer a solid dashboard interface along with plenty of call management features, apart from the standard features you will find with other service providers in the same league.


bOnline offers small-business focused packages that are tailor-made to support your operations, regardless of how fast your business grows. Loaded with more than 50+ features, including call recording, after-hours smart routing, virtual receptionist, and a mobile app, you can avail their unlimited VoIP plans and make calls to more than 36 destinations across the world.


Vonage’s VoIP services are used by 100,000+ businesses across the globe. Their clientele includes big names like Thomson Reuters, Domino’s, and DHL. Having said this, they also offer basic plans, like their ‘Select’ plan, that’s more suitable for small businesses. They also have a head office in London, and are dedicated to providing scalable and flexible VoIP solutions, should your business grow rapidly in times to come. Plus, you will get access to a host of features, the kind that you would expect from a leading service provider of their scale.

Microsoft 365 Business Voice

This VoIP add-on is available through Microsoft 365. Even though many might dismiss it at first glance, thinking it’s just an add-on for Microsoft Teams, both its features and customer support seems to be at par with other service providers on a global scale.


Nimvelo is a next-gen, feature-rich and remote-friendly business phone system that most businesses find quite impressive and fairly easy-to-use. You can integrate your CRM with it and also track the performance of your team via a web portal that can be accessed from any device or location. If you are looking for a full-fledged yet cost-effective VoIP solution for small businesses in the UK, one that requires no upfront contracts, provides UK-based customer support, and is quick to get up-and-running within minutes, Nimvelo is our top recommendation, hands down!

Final Thoughts

Taking the leap from traditional phone services to unified, cloud-based communication platforms can be very profitable in the long run. By being able to manage phone calls from multiple devices and locations, and leveraging the several features that come bundled with the VoIP services, you can boost the productivity of your team significantly, incur cost savings, and increase your bottom line.

To learn more about the VoIP for business that we recommend or contact us today! We pride ourselves on providing first-class IT Support to all of our valued customers. 

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