Best Softphone Applications in the UK

Adversus includes a built-in cloud softphone that lets outbound sales reps make and receive calls directly from their browser, with no hardware or desk phone required. Designed for high-volume outbound calling with fast call handling, automatic lead loading, and structured post-call workflows. Reps stay focused on conversations, not admin. Works with CRM integrations to log calls and sync data automatically. Reliable infrastructure with 99.97%+ uptime. GDPR compliant and ISO certified. Ideal for remote and office-based outbound teams.

Squaretalk is a powerful contact center solution that transforms how modern teams connect with prospects and customers, convert sales opportunities, and grow their operations. The combination of AI Voice Agents, calling and WhatsApp Business messaging, AI-powered automation, and affordable scalability ensures that companies of all sizes shorten their sales cycle and elevate outreach without additional complexity or costs. Squaretalk’s platform offers omnichannel communication, powerful call-handling features, automated transcripts, sentiment analysis, contact management, customizable workflows, advanced reporting, and enterprise-grade security. With local numbers in over 150 popular and niche destinations, we enable businesses to establish and maintain a local presence, build trust, and support their global expansion. Discover how Squaretalk’s cloud contact center platform can enhance your team’s connection rates and performance.

CallTrackingMetrics is the only SaaS platform that uses call tracking and conversion intelligence to inform contact center automation—resulting in a more personalized customer experience. Discover which marketing campaigns are generating leads and conversions, and use that data to automate call flows and power your contact center. Unify communications across your entire organization with our phone, text, online form, and live chat tools. More than 100,000 users around the globe trust CallTrackingMetrics to manage communications for their marketing, sales, and service teams. Call tracking features include reliable dynamic number insertion (DNI) for session-level attribution, local, toll-free, and vanity tracking numbers, and omnichannel attribution across calls, texts, form fills, and chats. Key contact center features include a browser-based softphone, smart routing options, SMS campaigns, automated call scoring, and smart dialer functionality.

VirtualPBX stands as an acclaimed Business Phone System Provider, renowned for its award-winning services. Offering industry-leading features, boasting 99.999% reliability, and competitive pricing, VirtualPBX equips businesses with top-tier communication tools for seamless unified communications. Catering to a diverse range of enterprises, from entrepreneurs to contact centers seeking a complete contact center solution. VirtualPBX serves as the ultimate destination for modern business VoIP needs. With plans starting at just $18 per month, VirtualPBX ensures accessibility and excellence in communication solutions. Get a free demo today!

Thirdlane is a scalable UCaaS platform that blends multi-tenant PBX, Contact Center, and collaboration apps into one solution. MSPs, Enterprises, and telecom providers adopt Thirdlane when they want freedom of deployment, deep integrations, and reliable control over their communications stack. Whether your team prefers cloud-hosted services or on-premises deployments, Thirdlane adapts to your strategy. IT departments appreciate the API-first design, while business leaders value the ability to cut costs and avoid lock-in. Core benefits: - Enterprise-grade PBX with calling, video meetings, voicemail, and advanced routing. - Unified Thirdlane Connect apps for chat, video meetings, and file sharing. - Built-in Contact Center - Advanced analytics to improve service and sales. - CRM integration for context-rich customer interactions. - White-label branding across all user touchpoints. - Options for geo-redundancy and high availability.

Powerful Cloud Telephony for Global Businesses Zadarma offers a feature-rich VoIP platform designed for businesses that want flexibility, scalability, and professional communication without high costs. Set up your cloud PBX in minutes, manage international teams, and serve customers worldwide — all from a single interface. Key features: - Virtual phone numbers in 110+ countries - Free cloud PBX with IVR, call routing, and analytics - Integration with CRMs: HubSpot, Zoho, Bitrix24, and more - AI Voice Agent and AI-speech recognition and analytics - Apps for desktop, mobile, and browser-based calling - AI-powered voice agents and call tracking - Full control via web interface and API Ideal for remote teams, support centers, and growing companies looking to modernize their phone systems.

conXhub is a Cellular software company that addresses the same marketplace as VoIP. Patented technology combines data and cellular - from a single mobile device to an international call-centre infrastructure. Don't spend money on new phones or phone systems, use what you've already got. For businesses that rely on VoIP, we provide an alternative - built on the strengths of mobile networks. No issues with power outages, internet failure, poor quality calls, security, or flexible working.

Augment reach, engagement, and experience with a powerful and the best VoIP Softphone in the industry. A white label VoIP Softphone empowered with the power of WebRTC, mobility, and VoIP bestows brilliant convenience and seamless connectivity. Take advantage of crystal clear voice calls and HD quality video calls for ad-hoc meetings or planned business calls and conferences. Get push notifications without consuming device performance to stay alert and battery savvy with the powerful VoIP Softphone app. Align your vision and mission with features of your WebRTC Softphone using our customizable and white label SIP Softphone.

Aloware is a contact center that supports calls and SMS/MMS and works with the most popular CRMs. Be it contact center, sales dialers, or call tracking, we have gathered a full suite of customer engagement tools in one app. From support agents to sales reps to marketers, your team will love a centralized customer conversation hub.

The fastest and most cost effective way to connect marketing channels to sales teams, while supporting customers. Get rid of manual, repetitive tasks. Implementing automated routing and workflows for your routine calls and activities frees up your marketing, sales, and support teams to act strategically instead of getting bogged down by manual tasks. Eliminate the disconnect between you and your customer. One line of Contact Clouds' tracking code on all the pages of your site does all of the work. No custom URLs or tags needed. Tracking code will instantly recognize the channel and geographic location visitors are coming from and show them the correct phone number. Ensure critical actions take place while conserving your agent resources. Use triggers to define logic and create a unique workflow for your team that routes callers how you want, based on events or actions taken by you or your caller.

maaiiconnect makes customer engagement simple. It is the only cloud-based platform that brings digital and telecom communications together to help businesses deliver seamless customer experiences. Be a truly omnichannel business. Centralise channels such as WhatsApp, WeChat, Facebook Messenger, SMS, Virtual Numbers, Video Conferencing, and a Web Communications Widget for Live Chat and Web Calls into one place with full customer relationship history, customer data, CRM, ticketing system, and rich insights.