Best UK VoIP Providers for 2024

VoIP providers allow you to place incoming and outgoing calls directly through any possible device like your computer, a VoIP phone, or a regular phone that is connected to a VoIP adapter.

VoIP providers present a lot of ways to help companies of all sizes to communicate more easily and efficiently. The capabilities offered by a VoIP system changed the technology tremendously and enabled a lot of advanced communications solutions. 

Are you currently wasting time and resources on an outdated office phone system? Market Inspector can help you upgrade your current VoIP service solution to make your processes more efficient and effective.

There are a lot of VoIP providers on the UK market, which can make picking the right one a difficult task. That’s why we reviewed and compared the best VoIP providers in the UK.

You can find a comprehensive list of UK VoIP providers, as well as top VoIP phone brands on the market:

Providers offering these office telephone systems offer a practical and reliable solution for companies of all sizes. There are a lot of providers that offer business VoIP systems.

You can receive professional advice about the best solution for your business simply by filling in the free quote form. Our team will assist you with up to four customised quotes. Our service is totally free of charge and non-binding.

UK VoIP providers offer a system that is less expensive, compared to traditional business phone systems. Switching to a VoIP phone system will automatically reduce your monthly phone costs. Additionally, VoIP technology can provide your business with bandwidth efficiency. Sounds great, right?

The list of VoIP providers below offer the best VoIP for small business (UK) that is available on the market. Some of the most valuable and useful features and packages are highlighted and presented. 

Vonage offers fully integrated cloud-based communications and calling possibilities with a ‘plug n play’ model, making it a great option for any sized business. The best part about this VoIP provider is that the customer has no contractual obligations. There are also no installation charges, line rental, or upfront costs.

Vonage offers you 24/7 service and Vonage Business tech support.

*These are the prices for 1 - 4 lines. The more lines you add, the cheaper the price.

This VoIP provider is the world’s oldest communication company that offers unified communications. They already have 250,000 installations all over the world, and offer a range of different and valuable features.

This VoIP provider offers a service that is easy to deploy, install, and manage. 3CX also provides your company with integrated video conferencing at no charge. Of course, they also make sure that all of your questions and concerns are handled with their advanced customer service.

3CX offers three different plans: Standard, Pro, and Enterprise. The prices are based on the number of simultaneous calls, not the number of users/extensions.

No matter the size of your simultaneous calls, the standard licences are free for the first year.

BT is another leading VoIP provider in the UK, and operates in around 180 countries.

BT is a cloud-based phone system that offers flexibility, agility and powerful call-management features. They provide you with personal guidance in order for you to make the best choice.

There are three different cloud-based phone systems offered by BT: BT Cloud Phone, BT Cloud Voice and BT One Phone.

BT Cloud Phone is a plug ‘n’ play VoIP phone provider, which is designed for small businesses.

BT Cloud Voice is managed through an online portal where phones are the only on-site hardware. This signifies that you have lower upfront costs and installation fees.

BT One Phone acts like a mobile but thinks like a phone system. It is one device that switches between your office and mobile networks. You can manage all calls and voicemails on one mobile device.

Pragma is a VoIP provider that is specialised in unified communications technology. The company is fully focused on Ericsson-LG’s iPECS platform and complementary technologies.

The unified communications platform iPECS aims to help organisations communicate and team up with all of their stakeholders.

This implies that your employees can work efficiently no matter where they are or what device they are on. iPECS UCP offers 2 packages for business: standard and premium.

Mitel is a VoIP provider for businesses of all sizes, offering a unified communications solutions. Mitel focuses entirely on VoIP products and therefore has a wide range of business phone systems.

The primary UK cloud business phone system solutions they offer are Micloud Connect and Micloud Flex. The big difference between the two is their integration and customisation needs.

If your company requires more advanced integration needs, then MiCloud Flex would be the best fit. For more standard basic cloud communication needs, MiCloud Connect would be the better option. Both solutions allow you to work from anywhere.

RingCentral is reviewed as the leader in unified communications services. The main product RingCentral offers is called RingCentral Office. This is a cloud-based VoIP system with lots of features including auto-attendants, call forwarding, multiple extensions etc.

RingCentral Office combines phone, video, meetings and messaging in one solution. This VoIP provider is not only easy to set up and manage, but also easy to use.

RingCentral Office offers 4 different packages. You can either choose to pay annually or monthly. If you go for the annual payment, you save up to 33%.

*These are the prices for 2 - 29 users. The prices are calculated per user per month.

8x8 offers cloud-based communications like customer service tools, video, mobile and unified communications to businesses of all sizes.

8x8 provides its customers with four different X series packages: X2, X3, X5 and X6. The X Series packages listed below are designed for small businesses. There are also packages available for medium and large sized businesses.

If you are ready to invest in a good VoIP provider for your business, all you have to do is fill in the contact form above. We will then offer you up to four quotes tailored from trusted suppliers in the UK. This service is completely free of charge and with no obligations whatsoever!

Teliqo is a VoIP provider that supports small to medium-sized businesses in the UK with their business communication needs. Teliqo is a hosted telecoms provider that offers flexible and tailored telephony services. This company has three different packages: bronze, silver and gold packages.

Berry, headquartered in Salisbury, is an award-winning phone system company that provides business phone systems with a huge range of valuable features. They mainly focus on service and support by providing customised advice.

This VoIP provider offers iPECS cloud based systems, powered by Ericsson-LG, suiting businesses of all sizes.

iPECS cloud system allows you to collaborate and communicate through two different devices: UCE Mobile and UCE Desktop. With the UCE Mobile you can collaborate and stay in touch with colleagues while you are working on the go.

NFON, headquartered in Munich, is an active VoIP provider in 14 countries and has over 30,000 customers.

The cloud-based system offered by NFON is called Cloudya. You can do business from any place, on any device. It’s easy to set-up and there are no maintenance costs charged.

The pricing for Cloudya is a little bit different from other providers because your monthly costs would be based on your active extensions.

That means you would only pay for the extensions you use. NFON allows you to add or remove features based on your business communication needs.

This company calls itself ‘the home of digital technology’. Lily Comms is an award-winning service that provides its customers with the best tailored communications solutions. Lily Comms has two cloud-based phone system options: Lily Cloud and Lily Horizon.

The Lily Cloud phone system, suitable for all businesses, combines all the features from a traditional on-premise phone system and launches them through a cloud.

The Lily Horizon is the VoIP communications service specially designed for small and medium-sized businesses. Lily Horizon offers different fixed and mobile features which are all accessible through a web portal.

Sipgate is one of the largest VoIP providers in Germany. They mainly focus on technology and transparency and they have more than 15 years of VoIP experience. With Sipgate’s Cloud telephony service you can just use your own number. The telephony system offered by Sipgate is called Sipgate Basic.

With Sipgate Basic you only pay for the amount of usage and there is no minimum contract required. Sipgate has a lot of extra features you can add to your Sipgate Basic Package when desired.

Focus Group is an award-winning company mainly providing business telephone systems. This VoIP provider has over 300 employees and provides services to 10,000 businesses. The unified communication solution they offer is Horizon. Horizon can be used by any size of business.

The best VoIP phone brands in the UK are Polycom, Cisco, Yealink, and Fanvil.

Polycom is the international communications company that focuses on human connection and collaboration. No matter the provider you choose, Polycom will always be an excellent choice. Their phones are not only easy to use but also easy to deploy and maintain.

Polycom provides you with solutions that speed up productivity and enables unified communications on desktops worldwide. Polycom helps your employees move faster and to get down to work without losing any time. These IP Phones are suitable for every workspace.

Polycom also helps you to match the right VoIP product to your system business requirements.

Cisco, headquartered in California, is one of the most trusted brand names in the networking technology world. They offer small business communication solutions by presenting user-friendly, full-featured IP phones.

Cisco already has more than 200,000 collaborations with customers worldwide and more than 500 companies use Cisco collaboration solutions.

Yealink is a leading global provider of business communication and collaboration solutions. The Yealink VoIP phones are of high quality, affordable and highlight great solutions for both small and large businesses.

Yealink offers a number of different IP phones based on your requirements. It is definitely a great choice for businesses that need to bulk buy on a budget without having to give up on important features.

Its Conference Phone Series won the 2019 award for best VoIP Device by ITSPA (The Internet Telephony Services Providers’ Association).

Fanvil is a Chinese established VoIP desktop phone developer and manufacturer. They focus mainly on quality, style and value for money. They offer the X Series Enterprise IP phones.

X Series highlights leading voice quality and high resolution call display. Fanvil X Series also comply with bluetooth and wireless communication. In addition to that, other valuable functions are offered like hotspot.

This means that some phones are able to share the same number when they register on a server. Log in web management via mobile is another useful function. Users can simply log in to web management and change the settings from their IP Phone easily with their mobile phone by scanning a QR code.

Every business is different, which means that every business has different needs. Choosing the right VoIP provider makes it easier for your company to achieve your business goals. Your employees can work more efficiently and they will achieve more in less time. 

There are a lot of benefits when adopting VoIP systems, here are the most important ones: