Call Sumo vs. ResponseTap Comparison Chart

800.com is a business phone and call tracking platform that helps small and growing businesses understand, manage, and respond to inbound calls more effectively. The platform provides local and toll-free numbers, call tracking, call recording, voicemail, SMS, and detailed call reporting so teams can see where calls come from and how they’re handled. Businesses use 800.com to track phone leads across websites, ads, social media, and offline marketing, improve response times, and follow up on missed calls. With integrations for Google Ads, GA4, Meta, Microsoft Ads, and popular CRMs, 800.com connects call data to marketing and sales workflows. The platform is easy to set up, flexible as businesses grow, and designed to turn phone calls into clearer insights and better customer experiences.

CTM, formerly known as CallTrackingMetrics, is a conversation intelligence and call tracking platform that helps businesses measure marketing performance, manage customer communications, and improve sales conversions. The software tracks phone calls, text messages, website forms, and chats to identify the advertising campaigns and channels that generate customer inquiries. Its AI-powered conversation analytics provide call transcription, summarization, sentiment analysis, and lead scoring. CTM also offers intelligent call routing, automated follow-ups, AI voice agents, and contact center management tools. Reporting dashboards help organizations analyze marketing attribution, advertising return on investment, customer interactions, and sales team performance. The platform integrates with Google Ads, Google Analytics, HubSpot, Salesforce, and other business applications to connect marketing data with customer conversations and revenue outcomes.

Aircall is an AI-powered customer communications and intelligence platform that unifies phone, messaging, and call center operations. Designed for sales and support teams, it enhances every interaction with features like AI Voice Agents, real-time conversation coaching, and integrated WhatsApp messaging. With powerful analytics, call recording, and shared inboxes, teams gain clarity and can resolve customer issues faster. The platform is easy to set up, offering quick number claiming, seamless integrations, and customizable workflows. Trusted by over 23,000 companies worldwide, Aircall helps businesses improve connection rates, boost CSAT scores, and streamline onboarding. By combining automation with human-first AI, Aircall reduces busywork so teams can focus on building better customer relationships.

Phonexa is an enterprise-grade tracking and distribution platform for calls, leads, fraud, and compliance, in addition to a fully integrated stack of tools that enable marketers to track and optimize performance. At the core of the Phonexa ecosystem are LMS Sync for intelligent lead management and lead distribution, and Call Logic for advanced call tracking, routing, AI Call Agents, and pay-per-call campaigns, each enhanced by automation and real-time analytics. With a global presence, Phonexa supports clients across diverse industries, including insurance, financial services, home services, and beyond.

Adversus is an outbound dialing solution that helps you streamline your call strategies, automate manual processes, and provide valuable insights to improve your outbound workflows and efficiency. Adversus was born in 2015 after our founders experienced a lack of flexibility with the solution they worked with. The dream was to build an outbound solution that would change the game․ We believe in user-driven innovation, and we acknowledge that every single user has different needs and demands. We provide a solution that incorporates flexibility and customization to every aspect of the workflow. At Adversus, our primary focus is to have a future-proof solution that never falls behind. We do not just want to adapt to the market but instead push the boundaries of what is possible. Adversus is used by businesses in a wide range of industries, with the common goal to make their outbound call activities more efficient. The size ranges from one to several hundred end-users.

Zoom Phone is an AI-powered cloud-based business phone system that provides voice calling, messaging, and unified communications through a Voice over Internet Protocol (VoIP) platform. The software enables employees to make and receive business calls from desktop computers, mobile devices, and compatible desk phones. Its calling features include auto receptionists, call queues, call forwarding, voicemail, call recording, SMS, and intelligent call routing. Built-in AI capabilities provide post-call summaries, voicemail transcription, action item extraction, and automated follow-up assistance. Zoom Phone also supports an optional AI receptionist that answers customer inquiries, schedules appointments, and transfers calls to appropriate employees. The platform integrates with Zoom Meetings, Zoom Chat, Salesforce, Microsoft, Google, and other business applications while providing centralized administration and call analytics.

Shape is purpose-built sales and marketing automation software that comes with pre-built features that can be configured for any business. The easy-to-use interface empowers your teams and consolidates all aspects of your business in one AI platform. Shape provides a collaborative space for your teams to stay aligned and efficient in everything they do, whether it's streamlining your sales pipeline, engaging more prospects with marketing sequences and digital ads, nurturing customer relationships, communicating seamlessly, or tracking projects. Start growing your revenue with Shape's suite of services today.

Dialpad Contact Center is Dialpad's AI-native platform for customer experience — the connective layer where conversations, intelligence, and action come together in real time. At its core, Dialpad Contact Center is the world's first Agentic AI contact center: AI agents that don't just transcribe or summarize, but reason, resolve, and act autonomously across the full customer journey. Instead of routing customers between disconnected tools, Dialpad Contact Center unifies voice, digital, and human agents in one platform, connecting the voice and data silos that have historically kept support teams siloed and reactive. Every interaction becomes part of a compounding intelligence layer. With 775M+ AI recaps and counting, Dialpad Contact Center turns each conversation into operational insight that improves resolution rates, agent productivity, and CX outcomes over time. That intelligence is continuously optimized, governed, and made visible across your organization through Dialpad's Guardian safety layer, ensuring secure, enterprise-grade AI operations at scale. Dialpad Contact Center is built to resolve up to 80% of issues autonomously, reducing operational complexity while giving human agents the context they need for what still requires a human touch. People stay at the core; intelligence sits at the edge, ready to act the moment it's needed. Rather than asking enterprises to take autonomy on faith, Dialpad Contact Center is validated through Dialpad's Proving Ground, so teams can confirm ROI and reliability before committing at scale — a modern alternative to legacy, static bots and fragmented support stacks.

Calling made modern. Your business number. Your employees' phones. Our amazing features. A dial menu spoken by our voice actors. Callers press numbers to make purchases, hear MP3s, connect to specific staff, and more. Make and answer calls using your number on multiple phones without the caller ever knowing. Employees hear secret in-house menus, transfer calls, and send voicemails to their email, all from their dialpad. These business features require no new software or hardware. Your dialpad come to life. Porting your business or personal number at the press of a button. Select from our menu of modern voice features for your business or personal line. We'll activate these features on your current phone for you. No work (or learning) required from you. We'll be here to transform your number whenever your desires change.

DialedIn is a modern call center software designed to transform customer interactions and streamline your operations, helping teams achieve more daily. By automating and optimizing key workflows across inbound, outbound, and blended environments, DialedIn helps you boost agent productivity and deliver better outcomes across every call. Key features include: • Fast Setup & Deployment • User-Friendly Interface • Advanced Predictive, Preview & Progressive Dialing • Smart Call Routing • No-Code Integrations • Comprehensive Reports • Real-Time Analytics • Security & Compliance • Scalable Architecture • Spam Mitigation With Our Patented CleanCallerID™ Technology • Exceptional 24/7 U.S.-Based Support • Flexible Pricing Options Choose a package that fits your team and budget. At our core, DialedIn is passionate about providing exceptional customer service. That’s why we are constantly innovating and improving our solutions to ensure that our clients are always ahead.