As businesses become more mobile and remote work continues to grow, VoIP (Voice over Internet Protocol) has emerged as the go-to communication solution for startups, SMEs, and even large enterprises in the UK. best VoIP providers allows voice calls to be made over the internet rather than traditional phone lines, offering flexibility, cost savings, and modern features.
In this guide, we explore the best VoIP providers in the UK, what makes a VoIP service reliable, and how to choose the right one for your business in 2024.
What Is VoIP?
VoIP (Voice over Internet Protocol) is a technology that allows voice communication and multimedia sessions over the internet. Instead of using traditional landlines or mobile networks, VoIP turns voice signals into digital packets and transmits them online.
🔍 Key Benefits of VoIP for Businesses:
- Lower call costs, especially for international calls
- Flexible and scalable systems
- Mobile and remote accessibility
- Advanced call features (voicemail to email, call forwarding, analytics)
- Integration with CRM and productivity tools
Top Features to Look For in a VoIP Provider
| Feature | Description |
| Call Quality & Reliability | Look for 99.9% uptime and HD audio |
| Scalability | Easily add or remove users |
| Customer Support | 24/7 help desk or dedicated account managers |
| Mobile App Support | Call from your laptop or smartphone |
| Integration | Works with Microsoft Teams, Slack, Salesforce, etc. |
| Security | End-to-end encryption, fraud detection, GDPR compliant |
Best VoIP Providers in the UK (2024)
🥇 RingCentral – Best All-Round VoIP Solution
Pricing: From £7.99/user/month
Best For: SMEs and large businesses needing advanced features
Overview:
RingCentral is one of the UK’s most popular VoIP providers, known for its scalability, integrations, and enterprise-grade features.
Key Features:
- Unlimited UK calling
- Video meetings & messaging
- Mobile app for iOS & Android
- Call recording, analytics, and IVR
- Microsoft 365 & Google Workspace integration
Pros:
- All-in-one communication platform
- Excellent support
- Robust feature set
Cons:
- Can be overkill for very small businesses
🥈 Vonage – Best for Small and Medium UK Businesses
Pricing: From £9/month/user
Best For: Growing businesses needing flexibility
Overview:
Vonage offers a powerful and flexible VoIP system for both office and remote environments, with scalable pricing and plug-and-play hardware options.
Key Features:
- Call forwarding, recording, hold music
- Voicemail-to-email
- Softphone and mobile app support
- CRM integration (Zoho, Salesforce, etc.)
- International numbers available
Pros:
- Scalable plans
- Easy setup
- Excellent customer service
Cons:
- Interface could be more modern
🥉 8×8 – Best for International Calling
Pricing: From £10/user/month
Best For: Businesses with international teams or clients
Overview:
8×8 offers unlimited calls to 40+ countries and unified communication tools in one dashboard, including video conferencing and team chat.
Key Features:
- Unlimited global calling
- Call analytics & call queueing
- Microsoft Teams integration
- Virtual receptionist and call routing
- SMS and fax included
Pros:
- Great for international communication
- Extensive features for contact centres
Cons:
- Setup can be complex without tech support
💬 bOnline – Best Budget VoIP for Small UK Businesses
Pricing: From £6/user/month
Best For: Microbusinesses and startups
Overview:
bOnline is a UK-based VoIP provider focused on small businesses looking for a low-cost, easy-to-use system.
Key Features:
- Free setup and UK landline number
- Call divert, voicemail, call recording
- Desktop and mobile app
- Local and toll-free numbers
Pros:
- Very affordable
- UK-based customer service
- Simple dashboard
Cons:
- Limited integrations
- Less suitable for large teams
📱 Dialpad – Best AI-Powered VoIP
Pricing: From £12/user/month
Best For: Modern remote teams needing smart features
Overview:
Dialpad uses AI to provide real-time transcription, call sentiment analysis, and smart search within conversations.
Key Features:
- AI call assistant
- Real-time voice transcription
- Integrates with Google Workspace, Slack, HubSpot
- SMS/MMS and team messaging
Pros:
- Cutting-edge tech
- Ideal for hybrid or remote teams
Cons:
- More expensive
- AI features may be unnecessary for some users
Comparison Table: UK VoIP Providers (2024)
| Provider | Starting Price | Best For | Free Trial | Mobile App | Key Feature |
| RingCentral | £7.99/month | All-in-one business use | ✅ 15 days | ✅ | Unified communications |
| Vonage | £9/month | Small-medium businesses | ✅ | ✅ | CRM integrations |
| 8×8 | £10/month | Global teams | ✅ 30 days | ✅ | International calling |
| bOnline | £6/month | Budget-conscious SMEs | ✅ | ✅ | UK-based support |
| Dialpad | £12/month | Tech-savvy remote teams | ✅ | ✅ | AI voice tools |
VoIP vs Traditional Landline: Why Make the Switch?
| Feature | VoIP | Landline |
| Cost | Lower monthly fees | Expensive per line |
| Setup | Fast and virtual | Physical lines required |
| Flexibility | Use on mobile/laptop | Fixed location |
| Features | Call analytics, CRM, AI, etc. | Basic call, hold, voicemail |
| International | Low-cost or free | High call charges |
Choosing the Right VoIP Provider
Before deciding, ask yourself:
- How many users do I need?
- Do I need international calling?
- Do I need integrations with my CRM or calendar?
- What’s my budget?
- Do I want AI features, call tracking, or analytics?
Conclusion
The UK VoIP market in 2024 is packed with options, from low-cost startups to feature-rich platforms for growing enterprises. Whether you’re a solo freelancer or a growing business with global clients, there’s a VoIP provider that matches your communication style and budget.
By switching to VoIP, businesses gain flexibility, lower costs, and better tools to stay connected and professional in an increasingly digital world.
