How Much Does a Business VoIP System Cost in the UK?

By Olivia Johnson - Trusted UK Business Expert

Last Updated 12th of July 2026

5 minute read

Choosing the right phone system is important for any UK business. Many companies are moving to VoIP because it offers flexibility, lower costs, and modern features. This guide explains Business VoIP costs in simple terms so you can make an informed decision.

A Business VoIP system in the UK typically costs between £5 and £30 per user per month, depending on features, call allowances, and provider. Additional costs may include VoIP handsets, installation, broadband upgrades, and optional advanced business communication tools.

The total cost of a VoIP system depends on much more than the monthly subscription. Below, we explain every cost factor, compare pricing options, and show how businesses can get the best value from a VoIP solution.

Wondering How Much Does a Business VoIP System Cost in the UK? Compare pricing, features, and provider options to find the best value for your business communications.

How Much Does a Business VoIP System Cost in the UK?

Business VoIP (Voice over Internet Protocol) systems allow companies to make and receive calls using an internet connection instead of traditional phone lines. Since the UK’s PSTN and ISDN switch-off is driving businesses towards digital communications, VoIP has become one of the most popular business phone solutions.

The cost of a Business VoIP system can vary significantly depending on business size, required features, number of users, and hardware needs.

Businesses researching suppliers may also want to find the best Business VoIP providers in the UK before comparing pricing.

For most UK businesses, monthly VoIP costs fall into these ranges:

Many providers offer discounts for larger teams, making VoIP increasingly cost-effective as businesses grow.

Understanding Business VoIP Costs

To understand the true cost of a VoIP system, it helps to break the expenses into separate categories.

Monthly User Licences

The largest ongoing expense is usually the monthly licence fee.

This fee typically includes:

• Business phone number
• Voicemail
• Call forwarding
• Auto attendant
• Mobile app access
• Call transfers
• Call recording (sometimes)
• Video conferencing (sometimes)

Basic packages generally cost between £5 and £12 per user per month.

Mid-range packages usually cost between £12 and £20 per user per month.

Premium packages often range from £20 to £30 per user per month.

Businesses seeking maximum value should compare features offered by the best VoIP phone service for small business users before selecting a package.

VoIP Hardware Costs

Many businesses choose dedicated VoIP desk phones.

Many businesses choose dedicated VoIP desk phones, and understanding what to look for in small business VoIP phones can help avoid unnecessary spending.

Typical hardware costs include:

Businesses can reduce costs by using:

• Existing computers
• Smartphones
• Softphone applications
• USB headsets

This can significantly lower upfront investment.

Businesses budgeting for equipment should also review current small business VoIP phone costs in the UK.

Installation Costs

Cloud-based VoIP systems often require little or no installation.

Many providers offer:

• Free setup
• Online onboarding
• Number porting assistance
• Remote configuration

However, larger deployments may incur:

The exact cost depends on business complexity.

Broadband and Connectivity

VoIP relies heavily on internet quality.

A business may need:

• Fibre broadband
• Leased line connectivity
• Network upgrades
• Business-grade routers

Typical monthly connectivity costs:

Many small businesses already have sufficient internet services for VoIP.

Reliable connectivity is particularly important when deploying UK Business VoIP for remote teams.

What Features Affect VoIP Pricing?

Not every VoIP package includes the same tools.

Additional features often increase costs.

Call Recording

Many regulated industries require call recording.

Examples include:

• Financial services
• Insurance firms
• Recruitment agencies
• Customer support centres

Call recording can add:

£2 – £10 per user monthly.

Contact Centre Features

Advanced contact centre capabilities may include:

• Call queues
• Skills-based routing
• Live dashboards
• Performance reporting
• CRM integrations

These features typically increase monthly costs.

International Calling

Businesses making overseas calls may need:

• International bundles
• Dedicated country packages
• Pay-as-you-go rates

Costs vary depending on call destinations.

CRM Integration

Connecting VoIP with systems such as:

• Salesforce
• HubSpot
• Microsoft Dynamics
• Zoho CRM

Can improve efficiency but may increase licence fees.

Businesses looking to connect communications and customer data should read this VoIP phone system with CRM integration guide.

Why VoIP Often Costs Less Than Traditional Phone Systems

Many businesses focus only on monthly licence costs and overlook wider savings.

VoIP often reduces expenses in several areas.

Lower Call Charges

Traditional phone systems often charge more for:

• Long-distance calls
• Mobile calls
• International calls

VoIP providers usually offer cheaper rates.

Reduced Hardware Investment

Legacy PBX systems can cost thousands of pounds to install.

Cloud VoIP eliminates much of this expense because the infrastructure is hosted remotely.

Easier Scalability

Adding a new employee can be as simple as activating another user licence.

No major hardware purchases are usually required.

Lower Maintenance Costs

Traditional systems often require:

• Engineer visits
• Hardware repairs
• Specialist support

Cloud VoIP providers manage most maintenance remotely.

A small business owner recently explained:

“We reduced our monthly telecom costs by almost 40% after switching from our old landline system to VoIP.”

While results vary, many businesses experience similar savings.

How to Calculate Your Business VoIP Budget

The best way to estimate costs is to evaluate your business needs first.

Consider:

Number of Users

More users mean higher licence fees.

However, larger deployments often receive discounted pricing.

Calling Requirements

Ask:

• Do staff make frequent outbound calls?
• Do customers call often?
• Are international calls common?

The answers will influence package selection.

Hardware Requirements

Determine whether staff need:

• Desk phones
• Mobile apps
• Headsets
• Conference devices

Many modern businesses operate entirely without desk phones.

Growth Plans

A rapidly growing company may benefit from choosing a scalable platform from the beginning.

Changing providers later can create unnecessary disruption.

Example Cost Scenario

A 10-person UK business might pay:

One-time costs:

This demonstrates how affordable VoIP can be compared to traditional business telephony.

What Should You Look for in a VoIP Provider?

Price matters, but value matters more.

When comparing providers, consider:

Reliability

Look for:

• High uptime guarantees
• Multiple UK data centres
• Disaster recovery plans

Reliable systems minimise downtime.

Customer Support

Business communication is critical.

Choose providers offering:

• UK-based support
• Fast response times
• Multiple support channels

Feature Set

Compare:

• Call recording
• Mobile apps
• Video meetings
• CRM integrations
• Analytics

The cheapest option is not always the best value.

Contract Length

Providers may offer:

• Monthly rolling contracts
• 12-month agreements
• 24-month agreements
• 36-month agreements

Longer contracts often reduce monthly costs.

Is VoIP Worth the Cost for UK Businesses?

For most UK businesses, the answer is yes.

VoIP offers:

• Lower operational costs
• Greater flexibility
• Remote working support
• Easy scaling
• Advanced communication features

As the UK moves away from traditional phone networks, VoIP has become the future of business communications.

Businesses that adopt VoIP today are often better prepared for future growth and changing working practices.

The key is selecting a solution that matches your size, budget, and communication needs.

Common Mistakes That Increase VoIP Costs

Many businesses spend more than necessary because they overlook simple planning steps.

Avoid these common mistakes:

Paying for Unused Features

Many premium packages include tools that some businesses never use.

Review feature lists carefully.

Overbuying Hardware

Not every employee needs a desk phone.

Remote workers often prefer mobile apps and softphones.

Ignoring Internet Quality

Poor connectivity can cause call quality issues.

Fixing problems later can become expensive.

Choosing Solely on Price

The cheapest provider may lack support, reliability, or business-critical features.

A balanced evaluation usually delivers better long-term value.

Looking for the best Business VoIP solution for your company?

Compare features, pricing, and expert recommendations today. Click the link below to find the right Business VoIP system for your needs and get a competitive quote.

FAQ

What is the average cost of Business VoIP in the UK?

Most UK businesses pay between £5 and £30 per user per month depending on features and provider.

Do I need special phones for VoIP?

No. Many businesses use smartphones, computers, or softphone apps instead of dedicated VoIP handsets.

Is VoIP cheaper than a traditional landline?

In many cases, yes. VoIP often reduces call costs, maintenance costs, and hardware expenses.

Can small businesses afford VoIP?

Yes. Many providers offer affordable packages starting from around £5 per user per month.

Are there any hidden VoIP costs?

Potential extra costs include handsets, number porting, broadband upgrades, call recording, and premium support services.

Before choosing a phone system, learn How Much Does a Business VoIP System Cost in the UK? Compare leading providers, reduce communication costs, and find the right solution for your team.