Compare features, pricing, and reliability across the best uk voip providers. Discover the best voip phone service for your needs and save up to 65% on your current telecoms spend.
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We evaluate the best business telephone systems available today, giving you an unbiased look at the best uk voip companies and best business telephone providers.
Each platform has unique strengths. Here's what makes the best uk business phone providers different and who they're best for — based on our experts' hands-on deployments.
| Phone System | Key Features | Best For | |
|---|---|---|---|
|
Best All-Round 9.7/10
Gamma Horizon
The UK's most popular hosted system with enterprise-grade features at SMB-friendly pricing. A fully-managed cloud platform — zero maintenance for your team.
From £12.95/user/month · Unlimited UK Local, National & Mobile Calls*
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Growing UK businesses (10–100 users) that want a fully managed, reliable service with first-class support. Perfect if you need call recording, video conferencing, and analytics out of the box — with no technical overhead. |
Get a Quote → |
|
Most Flexible 9.5/10
3CX
A software-based communication solution — giving you complete control over your setup. You choose where it's hosted (on-premise servers, cloud, or hybrid).
Pricing depends on host choice
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|
Tech-forward businesses and those with 10+ users who want deep customisation and cost efficiency. Ideal if you need specific integrations or custom call workflows. Requires some technical assistance for initial setup. |
Get a Quote → |
|
Best Value 9.4/10
Phoneline+
Designed for micro-businesses. Marketed as a traditional landline replacement — it converts your existing business line into a cloud-based service simply and affordably.
From £7.95/user/month · Unlimited UK Local, National & Mobile Calls*
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|
Sole traders, tradespeople, small retailers, and service businesses with 1–3 users who need a professional phone presence without complexity. Note: not designed to scale beyond a small team. |
Get a Quote → |
|
Top Rated 9.0/10
bOnline
The only service provider on this shortlist sold direct rather than via a partner network. High customer satisfaction and a packed feature set make it a strong choice.
From £13.95/user/month (unlimited plan)
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Small businesses that value strong customer support and simplicity. A great choice if you want to work directly with a UK provider rather than via a reseller — and want unlimited calling on a straightforward monthly plan. |
Get a Quote → |
See how the top setups stack up across the features that matter most to your daily operations.
| Feature | Gamma Horizon Recommended | 3CX | Phoneline+ | bOnline |
|---|---|---|---|---|
| Monthly Cost (per user) | From £12.95 | Custom pricing | From £7.95 | From £13.95 |
| Free Call Bundle | ✓ Unlimited* | — SIP costs vary | ✓ Unlimited* | ✓ Unlimited plan |
| Call Recording | ✓ | ✓ | — | ✓ |
| Mobile App (iOS/Android) | ✓ | ✓ | ✓ | ✓ |
| Video Conferencing | ✓ | ✓ | — | ✓ |
| Auto-Attendant | ✓ | ✓ | — | ✓ |
| Team Messaging | ✓ | ✓ | — | — |
| CRM Integration | ✓ | ✓ | — | — |
| 24/7 UK Support | ✓ | ✓ via partners | ✓ via partners | ✓ |
| Scalability | Excellent | Excellent | Limited | Excellent |
| Fully Managed | ✓ | ✓via T2K | ✓ | ✓ |
*Unlimited Minutes and Free International Calls are subject to fair usage policy.
When upgrading to the best uk office telephones and platforms, leaders consistently choose modern solutions because they deliver enterprise-grade telephony at SMB-friendly prices.
Answers to the questions UK business owners ask most when considering an upgrade to a modern communication service.
Our experts will match you with the best business phone systems for your specific requirements. No salespeople, no jargon, no obligation — just honest, UK-based advice.
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