Puzzel vs. DevRev

Nextiva delivers a future-ready Unified-CXM platform that centralizes every customer interaction into a single, AI-powered hub. Instead of juggling multiple systems, businesses gain an integrated solution that supports voice calls, SMS, messaging apps, email, live chat, social media, reviews, and video. Its real-time journey orchestration engine analyzes data from all channels, providing deep insights into customer sentiment and behavior while automating repetitive workflows. This allows companies to cut operating costs, accelerate response times, and provide personalized service at scale. The platform includes workforce engagement management features that connect customer-facing teams with back-office operations, reducing agent attrition and boosting performance. Its AI capabilities—such as predictive insights, pre-built automations, and self-service optimization—enable organizations to realize value quickly without heavy customization. Designed with an open architecture and REST APIs, Nextiva scales seamlessly, integrates with existing enterprise systems, and supports industries with strict compliance needs. Customers benefit from increased productivity, higher satisfaction scores, and tangible growth in customer lifetime value. With recognition across analyst firms and review platforms, Nextiva is ranked among leaders in the CCaaS and Unified-CXM markets. Backed by endorsements from industry pioneers like Steve Wozniak, Nextiva stands out as a trusted partner for organizations committed to delivering world-class customer experiences.

Squaretalk is an all-in-one contact center solution built specifically for modern sales teams. This powerful software improves how businesses of all sizes connect with prospects and customers, convert opportunities, and grow. Advanced features like VoIP, WhatsApp Business messaging, and AI automation help you shorten sales cycles and elevate outreach without adding more complexity or increasing costs. Squaretalk’s platform provides omnichannel communication, powerful call-handling features, automated transcripts, sentiment analysis, contact management, customizable workflows, advanced reporting, enterprise-grade security, and affordable scalability. We provide phone numbers in 150+ popular and niche destinations, so your businesses can easily establish and maintain a local presence, build trust, and expand globally. Discover how Squaretalk’s cloud contact center platform can enhance your team’s performance, connection rates, and success today.

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.

DialedIn is a powerful cloud-based call center software designed to help organizations maximize efficiency, boost agent productivity, and deliver exceptional customer experiences. Built for modern sales, service, and support teams, it combines intelligent automation with flexible tools to streamline operations, improve contact rates, and drive measurable ROI. Unlike outdated legacy systems, DialedIn provides a modern, intuitive solution that scales with your business and adapts to evolving customer needs. The platform offers a complete suite of advanced dialing modes tailored to different campaign goals. Its predictive dialer leverages algorithms to anticipate agent availability and connect them directly to live answers, maximizing talk time. The progressive dialer automatically places calls one by one as agents become available, balancing speed with control. When personalized outreach is needed, the preview dialer equips agents with customer details before each call. Alongside these modes, skill-based call routing ensures every interaction reaches the most qualified agent, whether by expertise, language, or specialization, improving customer satisfaction and evenly distributing workloads. Real-time reporting and analytics further empower managers to track KPIs, coach agents effectively, and refine campaigns for long-term success. DialedIn also distinguishes itself with CleanCallerID™, a proactive solution that monitors and replaces flagged numbers to protect caller reputation and sustain high answer rates. This helps prevent spam labeling, reduce carrier blocks, and safeguard campaign performance. For added value, DialedIn integrates seamlessly with leading CRMs and third-party tools, unifying data across platforms for a more connected sales and support ecosystem. Backed by reliable, 100% U.S.-based support, clients gain dependable technical and account assistance that keeps their operations running smoothly.

Sendbird offers advanced communication solutions that harness AI technology, featuring an AI-driven customer service agent, Chat API, and Business Messaging, enabling fluid interactions with customers across various channels such as mobile applications, websites, and social media platforms. The platform is compatible with multiple environments, including iOS, Android, JavaScript, Unity, and .NET, ensuring versatile integration for developers and businesses alike. This comprehensive approach allows companies to enhance their customer engagement strategies effectively. Sendbird’s AI-driven customer service platform is designed to empower businesses to provide proactive, omnichannel support through intelligent AI agents. These agents deliver instant, 24/7 assistance on mobile, web, social media, SMS, and email, enhancing customer satisfaction while reducing response times and costs. The platform offers a centralized hub for creating and managing AI agents, with built-in tools for testing, monitoring, and optimizing agent workflows. By connecting all customer interactions into one unified system, Sendbird enables businesses to make smarter decisions, scale support efforts, and enhance customer engagement.

Pylon serves as a comprehensive support platform tailored for contemporary B2B enterprises. We equip post-sales teams with essential tools such as ticketing software, an omnichannel approach for B2B communications (including Slack Connect and Microsoft Teams), an interactive chat widget, a robust knowledge base, an AI-powered support bot, along with customer marketing and account management solutions. Our platform is designed specifically to address the unique needs of B2B businesses, enabling you to assist customers on their preferred channels while facilitating various support tiers. Our AI feature can generate support articles derived from previous issue resolutions, while our Triggers help formalize workflows and business processes. Additionally, with Macros, you can efficiently handle frequent inquiries. Engagement tracking allows for the dissemination of updates, newsletters, and new feature announcements to your clients. All customer information is meticulously organized and accessible in one centralized location, providing stakeholders with a comprehensive view of their team's ongoing concerns. If you're considering utilizing Slack for customer support, we would love to connect, as our users typically manage over 180 customer channels. The integration of these tools not only enhances communication but also streamlines the support process, leading to higher customer satisfaction and improved operational efficiency.

Provide live chat assistance on your website using the collaboration platforms you're already familiar with, such as Microsoft Teams, Google Workspace, Slack, and Zoom. Easily create AI chatbots powered by ChatGPT with just a single click, ensuring that your chatbots can step in whenever your agents are not available. You can also develop chatbots for WhatsApp, SMS, and Messenger that can seamlessly transfer conversations to human agents when necessary. There's no requirement to master new software for customer support. This approach allows you to connect with prospective customers at the moment they seek assistance, boosting your chances of closing more deals and enhancing your online revenue potential. By streamlining customer interactions, you can foster better relationships and drive overall business growth.

HubSpot serves as an AI-driven customer platform that combines all the essential software, integrations, and tools required to unify your marketing, sales, and customer support efforts. By utilizing HubSpot’s connected platform, businesses can accelerate growth by prioritizing the most critical aspect of their operations: customer engagement. The HubSpot CRM goes beyond being merely a tool; it is the core of your business operations. This CRM solution empowers your team to cultivate stronger relationships with customers, fundamentally changing how you communicate with them. It provides a seamlessly integrated environment for sales, marketing, and customer service, enabling deep insights into your customer interactions. Everything is neatly organized within an intuitive dashboard that boosts your team's productivity. As your business evolves, our platform is built to scale, offering adaptable solutions that cater to your changing requirements. Additionally, HubSpot CRM features a robust free version filled with vital functionalities, making it an excellent option for forward-thinking businesses. This innovative CRM is set to redefine customer management; every customer interaction represents a chance for growth and improvement. You can schedule a demo to explore our premium offerings, or you may begin using our extensive range of free tools right away.

3CX is a versatile, software-driven IP PBX built on open standards that delivers comprehensive Unified Communications straight out of the box. It caters to businesses of all sizes and across various sectors, offering a full suite of features that range from mobility and presence indicators to sophisticated call center functionalities, all at a significantly reduced cost. This platform is particularly well-suited for remote work environments, featuring mobile applications, video conferencing capabilities, and live chat integration for websites. Installation, management, and maintenance of the PBX are straightforward, allowing users to easily handle it themselves on their own hardware, a dedicated server, or via a cloud environment. Alternatively, users can opt for 3CX's hosting services to simplify their setup even further. With its user-friendly design and extensive feature set, 3CX empowers companies to enhance their communication strategies effectively.

CallHub is a reliable campaigning platform poised to transform your outreach, canvassing, mobilization, and marketing efforts. We provide calling, texting, and email solutions tailored for political campaigns, advocacy organizations, nonprofits, and businesses of any scale. However, CallHub transcends being just a software tool. We recognize the importance of data security, high contact rates, automation, dependability, and regulatory compliance in your campaigns. With these critical aspects in mind, CallHub is meticulously crafted to meet your needs. Experience the difference for yourself by giving us a try today!