List of the Top 2 Business VoIP Providers in the UK in 2026

Aircall is redefining call center and customer communication software with an AI-driven platform that empowers teams to work smarter and connect better. Designed for both sales and support teams, it centralizes phone calls, SMS, and WhatsApp messaging, ensuring no customer interaction slips through the cracks. With AI Voice Agents, businesses can handle inbound calls 24/7, qualifying leads and addressing routine queries without missing a beat. The new AI Assist Pro takes conversations further by coaching reps in real time, guiding them with prompts, and automating follow-ups—turning every rep into a top performer. Teams also gain actionable insights with powerful analytics, call recordings, and performance dashboards to identify trends and improve outcomes. Aircall’s shared inbox keeps cross-channel communication organized, while IVR and automated call routing reduce resolution times. Businesses appreciate its fast, intuitive setup: claim numbers instantly, configure workflows in minutes, and connect seamlessly to Salesforce, HubSpot, Zendesk, Intercom, Shopify, Microsoft Teams, and 100+ integrations. Customers around the world—from travel agencies to healthcare recruiters—praise Aircall for its stability, reliability, and ease of use. With proven results like increased bookings, faster onboarding, and measurable boosts in customer satisfaction, Aircall demonstrates real business impact. By combining automation, AI, and human connection, it delivers a future-ready communication hub that helps companies scale without sacrificing quality.

UJET is a customer service platform that is both cloud-native and designed with a focus on mobile, aimed at helping businesses incorporate support as a core component of their operations by facilitating engagement with customers through various channels and endpoints. We revolutionize customer interactions by merging different communication channels, thereby enhancing the overall customer experience. Our solutions offer comprehensive support across multiple platforms including voice, text, web, and mobile applications, ensuring that customer support is effortlessly accessible. A seamless customer support experience is essential, as it not only empowers agents with advanced tools but also allows brands to deliver an outstanding support experience. Companies like Google Nest, Instacart, and Postmates rely on UJET to enhance their customer support initiatives, which ensures a dependable, secure, and scalable solution for businesses worldwide. By choosing UJET, organizations can significantly improve their customer engagement and satisfaction levels.