Compare Puzzel vs. Upcall

Zendesk serves as a robust customer service platform aimed at optimizing support processes and improving the overall experience for customers. With an extensive array of features such as automated AI tools, messaging, live chat, and customizable workflows, it empowers companies to deliver tailored and effective support through various channels. The platform also integrates effortlessly with other applications and offers real-time analytics, enabling organizations to make informed, data-backed choices. Designed to accommodate businesses of any scale—from emerging startups to established corporations—Zendesk prioritizes scalability, security, and the satisfaction of its users. Ultimately, its versatile solutions ensure that companies can adapt their customer service approach to meet evolving demands efficiently.

Sendbird provides AI-powered omnichannel communication solutions, including AI agent for customer service, Chat API, and Business Messaging for seamless customer conversations across mobile apps, websites, social media, and more. Our platform supports iOS, Android, JavaScript, Unity, and .NET. Sendbird’s AI Agent Platform enables businesses to automate customer support across a wide range of channels, including SMS, web, mobile apps, and social media. This solution leverages AI to provide proactive, continuous support by anticipating customer needs and engaging them on their preferred platforms. Businesses can build and manage their own AI agents with an easy-to-use interface, ensuring smooth customer interactions. The platform integrates seamlessly with existing systems, providing businesses with insights into customer conversations, improving agent performance, and offering reliable support in high-traffic environments.

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

CallHub is a digital organizing platform built for political campaigns, nonprofits, advocacy groups, unions, and businesses to scale their outreach through calling, texting, email, and workflow automation. The platform includes Predictive, Power, and Auto Dialers for efficient and personalized calling. Its AI-powered Smart Insights analyze call sentiment, while Dynamic Caller ID, Spam Shield, and SHAKEN/STIR compliance ensure higher connection and answer rates. CallHub’s texting tools, Peer-to-Peer Texting, Text Broadcasts, and Text-to-Join support SMS/MMS, URL tracking, and automated replies. Workflow automation enables coordinated multi-channel campaigns, and the mobile app empowers volunteers to participate from anywhere. With native integrations for NationBuilder, NGP VAN, Salesforce, and Blackbaud, CallHub ensures seamless data sync across CRMs. The platform is SOC 2, ISO 27001, GDPR, and TCPA compliant. Trusted by over 200,000 campaigns worldwide, CallHub has powered 1 billion calls and 750 million texts, helping organizations connect, mobilize, and win.

DialedIn is a cloud-based call center software built for teams that demand reliability, performance, and control at scale. It streamlines operations with intelligent tools that simplify call management, optimize agent workflows, and improve customer experiences. Rather than adding layers of complexity, DialedIn provides a flexible, scalable system that reduces wasted time and helps contact centers operate more efficiently. From inbound and outbound calling to blended environments, DialedIn is engineered to adapt to evolving business needs while maintaining compliance and uptime. • Intelligent Call Routing: Matches each customer with the right agent to improve satisfaction and better balance workloads. • Proven Dial Strategies: Leverages advanced algorithms to enhance contact rates and reduce downtime. • Customizable Tools: Adapts to your specific operational needs, ensuring that the technology works for you, not the other way around. • 100% US-Based Support: Offers comprehensive support, including technical and account management, ensuring maximum utilization of the dialer. • CleanCallerID™: An innovative feature that monitors and swaps out DIDs tagged as SPAM/SCAM by carriers with fresh DIDs automatically, ensuring uninterrupted customer interaction. With built-in analytics, reporting, and automation features, supervisors gain full visibility into agent performance and call outcomes, allowing for smarter decision-making and stronger ROI. DialedIn is not only designed to maximize live connections but also to keep agents connected with customers through secure, dependable, and user-friendly technology. By removing friction from daily operations, DialedIn empowers contact centers of all sizes to focus less on manual processes and more on delivering excellence.

Pylon is an All-in-one B2B Support Platform for modern B2B businesses. We provide everything a post-sales team needs, including a ticketing software, B2B omnichannel (Slack Connect and Microsoft Teams), a modern chat widget, a knowledge base, an AI support bot, customer marketing and account management. Support system for B2B businesses. Support your customers wherever they want and allow multiple support levels. Let AI create support articles based on the resolutions of your issues. Use Triggers to codify workflows and business processes, and create Macros for common responses. Track engagement and broadcast new features, newsletters and more to customers. All customer data can be stored, tracked and organized in a dedicated location. Shared view that gives your stakeholders visibility on their team's current issues. If you use or want Slack for customer support, we should talk. Our Slack power users average 180+ customer channels

Focusing on delivering "Easy-first Unified Communications", Yeastar P-Series Phone System offers companies of all sizes with a complete package for calls, video, messaging, and integrations, out of the box. Available in the Appliance, Software, and Cloud Editions, P-Series provides flexible deployment options, allowing you to have it sited on-premises or in the cloud. Balancing costs and future growth, it requires a lower total cost of ownership, less training, and fewer management efforts. The ease of use and future-proof adaptability are paramount.

3CX is an open-standards, software-based IP PBX that provides complete Unified Communications right out of the box. 3CX is suitable for all industries and sizes. It can provide everything you need, from mobility and status to advanced call center features and more, at a fraction the cost. 3CX is ideal for remote companies and includes mobile apps, video conference, and website live chat. The installation, management, and maintenance of the PBX are so simple that you can easily manage it yourself, on your own appliance, server, or on a cloud-based platform. You can also choose to have it hosted on 3CX for an easy solution.

Eventgroove allows event organizers and national and international non-profits to promote and sell tickets online for their virtual, hybrid and in-person events. You'll have all the tools necessary to execute the event that you've been planning, thanks to our fundraising capabilities and premium eCommerce solutions. We don't charge platform fees! Eventgroove solutions simplify event management for you, your team and yourself.

Assembled combines AI agents with advanced workforce management to give support teams the speed, flexibility, and control they need to excel. Our platform streamlines staffing for both in-house and outsourced teams, delivers forecasts with over 90% accuracy, and automates more than half of customer conversations. Whether it’s chat, email, or voice, Assembled orchestrates every interaction, allocating work between AI and human agents in real time. Leading brands like Stripe, Canva, and Robinhood rely on Assembled to boost performance and turn support into a growth driver. Key capabilities include scheduling, forecasting, live performance monitoring, vendor management, AI-powered chat, voice, and email agents, plus an AI Copilot that provides instant guidance, suggested responses, and rapid action tools for agents.