Frustrated by endless comparison charts while trying to pick between Zendesk and Kustomer? You’re not alone—sifting through overwhelming features, tricky pricing, and mixed reviews can leave anyone confused and second-guessing. But don’t worry! By the end of this article, you’ll finally be able to choose the right tool for your team with confidence. We’ll cover:
The key features, pros, and cons of Zendesk and Kustomer
Pricing details and what you get for your money
User reviews and real-world feedback
Who each platform is best for—and a BETTER alternative you might not have considered yet
Ready to make your decision simple? Let’s dive in!
Why Ringly.io is the better choice ; )
Built for e-commerce
With experience in both AI and e-commerce, we set out become the best AI phone agent platform for online stores.
Stupid-simple user interface
Super easy to work with, and you can set up things even if you're not tech savvy. If you create a free account you can see it for yourself though!
Quick and easy setup
Pre-built AI phone agents and will have your online store automated in minutes- not hours.
Zendesk vs Kustomer – TL;DR
Product Area
Zendesk
Kustomer
Ringly.io
Omnichannel Support
Best for broad channel support
Strong, CRM-focused unified inbox
Phone/SMS only, instant automation
Ticketing System
Advanced, structured ticket workflows
Timeline-centric tickets w/ context
Automates; reduces ticket creation
AI & Automation
Preset flows; simple auto-responders
Guided workflows; CRM-driven rules
End-to-end AI calls, real data
Reporting & Analytics
Powerful, granular custom reports
Good, but less depth
Call analysis, mood, instant insights
Integrations
Extensive, API-rich, app marketplace
CRM-centric, strong but complex
No-code, trigger actions in calls
Pricing & Scalability
Tiered, can get expensive
Pricey, annual/usage contracts
Transparent, pay-as-you-go
Ease of Use
Intuitive, but steep learning curve
User-friendly, setup takes time
Instant setup, no training needed
Zendesk - a quick overview
Founded in Copenhagen, Denmark in 2007 by Mikkel Svane, Morten Primdahl, and Alexander Aghassipour, Zendesk is a global leader in customer service software. Headquartered in San Francisco, Zendesk empowers businesses to deliver seamless support experiences through its AI-powered help desk and omnichannel communication platform. The company serves a vast user base that includes startups to large enterprises across industries like technology, retail, and IT services.
Zendesk’s core features include advanced ticket management, robust reporting and analytics tools, an integrated knowledge base for self-service support, CRM integrations, automation capabilities powered by AI trained on the world’s largest CX-specific dataset, and scalable solutions for teams of all sizes. Its intuitive design makes it popular among customer support teams aiming to improve efficiency and satisfaction.
In the following section we’ll cover Zendesk’s features, pros/cons, pricing details, and user reviews—comparing them directly with Kustomer and Ringly.io to help you choose the best fit for your business needs.
Zendesk's features
Omnichannel Support: Zendesk unifies customer interactions across email, chat, phone, and social media in a single interface. This streamlines support workflows and ensures agents never miss a message. Kustomer also offers omnichannel capabilities but emphasizes timeline-based views; Ringly.io focuses on AI-powered phone automation rather than traditional multichannel ticketing.
Ticketing System: At the core of Zendesk is its robust ticket management system for tracking, prioritizing, and resolving customer issues efficiently. This is ideal for businesses with high support volumes needing structured workflows. Kustomer provides similar ticketing but with more CRM-like context; Ringly.io automates many common call scenarios so fewer tickets need to be created at all.
Knowledge Base: Zendesk includes a self-service knowledge base where customers can find answers without contacting support. It reduces repetitive queries and empowers users. Kustomer also offers this feature; however, Ringly.io’s knowledge integration allows its AI agent to instantly use your website or docs as reference during live calls—removing the need for manual updates or separate portals.
AI-Powered Automation: Recent upgrades have made Zendesk’s AI assistant faster and smarter for real-world support tasks like auto-responses and workflow suggestions. While helpful for deflecting simple tickets, it still relies on pre-set flows. In contrast, Ringly.io’s AI handles entire phone conversations end-to-end using your actual business content—delivering more natural interactions without hallucinated info.
Reporting & Analytics: Detailed analytics dashboards let you track agent performance, response times, CSAT scores, and channel usage in Zendesk. These insights help optimize operations over time. Kustomer provides similar reporting tools focused on customer journeys; Ringly.io stands out by offering deep call analysis including mood detection and actionable improvement suggestions after every conversation.
Integrations & API Access: Zendesk connects with hundreds of third-party apps (CRMs, e-commerce platforms) via APIs to fit into any tech stack. This flexibility matches what both Kustomer (with strong CRM integrations) and Ringly.io provide—but only Ringly lets you trigger custom actions like sending emails or updating CRMs directly from an ongoing phone call through no-code tools like Zapier.
24/7 Support & Scalability: Designed to serve organizations of all sizes—from startups to enterprises—Zendesk offers 24/7 live rep access alongside extensive documentation. Its scalability is proven but often comes at higher costs as advanced features are locked behind premium tiers. By comparison: Kustomer targets mid-to-large businesses seeking unified service+CRM experiences; Ringly.io delivers instant setup with always-on voice agents that scale automatically without complex onboarding or training requirements.
While Zendesk excels at organizing multi-channel support teams around structured tickets—a must-have for large-scale operations—it can feel rigid when handling dynamic sales recovery calls or real-time order checks that require immediate action rather than queued responses. Solutions like ours automate these high-impact moments natively within the voice channel while keeping information perfectly up-to-date from your own sources—a leap forward in both efficiency and customer satisfaction compared to legacy helpdesk models.
Pros
User-Friendly Interface: Many users appreciate Zendesk's intuitive layout, which makes it easy to navigate and manage customer support tasks efficiently.
Robust Integration Capabilities: Zendesk integrates well with various channels, such as WhatsApp and Facebook, allowing for a unified management system.
Scalability and Performance: Users praise Zendesk for its ability to handle large volumes of tickets and provide quick response times, making it reliable for businesses.
Advanced Analytics: The platform offers robust analytics tools, such as Explore, which helps in generating valuable insights for business development.
Multi-Channel Support: Zendesk supports multiple communication channels, enabling businesses to manage customer interactions effectively across different platforms.
Cons
Complexity and Learning Curve: Some users find Zendesk overwhelming due to its extensive features, requiring significant time to learn and master.
Pricing Concerns: The pricing structure can be costly, especially for smaller businesses or when scaling up to advanced features.
Customization Limitations: While Zendesk is customizable, users often find it challenging to tailor workflows to specific business needs, especially in lower-tier plans.
Customer Support Issues: Many users report slow response times and unhelpful support from Zendesk, which can be frustrating for critical issues.
Performance Issues at Scale: Some users experience performance slowdowns as ticket volumes increase, leading to delayed customer responses.
Founded in 2015 by Brad Birnbaum and Jeremy Suriel, Kustomer is a cutting-edge omnichannel customer service platform headquartered in Menlo Park, California. It revolutionizes customer relationship management by unifying all interactions into a single timeline, enabling personalized and proactive support powered by advanced AI automation.
Kustomer serves businesses looking to enhance their customer experience with seamless integration across chat, email, phone, social media, and messaging apps. Its key features include AI-driven workflows, real-time insights, multi-channel support without silos, and robust CRM capabilities that boost agent productivity and customer satisfaction.
In the following section, we will explore Kustomer’s features, pros and cons, pricing structure, and user reviews compared to Zendesk and Ringly.io to help you determine the best fit for your business needs.
Kustomer's features
Unified Customer Timeline Kustomer provides a holistic customer timeline that merges purchase history, chat logs, emails, and CRM data into a single view. This enables agents to see the full context of every interaction for more personalized support. While Zendesk offers robust ticket management, its interface is more ticket-centric and less focused on unified timelines. Ringly.io’s AI agent also leverages real-time business data but automates responses directly from your knowledge base for instant expertise.
Omnichannel Support Kustomer supports conversations across email, chat, social media messaging apps, and your website in one platform. This allows businesses to manage all customer interactions without switching tools. However, Zendesk’s omnichannel experience is generally considered broader and more scalable for larger teams. Ringly.io focuses on phone and SMS automation rather than traditional web or social channels.
Workflow Automation & Guided Mode With powerful automation rules and multi-step workflows, Kustomer streamlines repetitive tasks such as routing tickets or sending follow-ups automatically. Guided Mode helps prioritize urgent cases so nothing slips through the cracks. Zendesk matches these capabilities with out-of-the-box AI-driven automations but typically offers deeper reporting options. Ringly.io stands apart by automating entire phone-based workflows—like order status checks or abandoned cart recovery—without manual intervention.
Live Chat Functionality Kustomer includes live chat both for websites and messaging apps so customers can get immediate help from agents in real time. This matches Zendesk’s live chat offering closely; both platforms are strong here. In contrast, Ringly.io uses conversational AI over voice calls rather than traditional live webchat—a different approach that eliminates wait times entirely by providing instant answers via phone.
Dynamic Content & Multilingual Support The platform supports dynamic content creation with multilingual variants managed centrally—no need to manually translate each response per language. While this feature is valuable for global businesses (and comparable to Zendesk’s dynamic content), it doesn’t offer the daily auto-updating knowledge integration found in Ringly.io’s system—which ensures every answer reflects your latest site changes automatically.
Customizable Agent Scorecards & Reporting Kustomer lets you create custom agent rating scorecards to measure performance alongside standard analytics tools. However, its reporting depth is often cited as less robust compared to Zendesk's advanced analytics suite, which can be limiting if you need granular insights into team productivity or customer trends. For actionable call analysis—including mood detection and summary insights—Ringly.io delivers unique value not found in either competitor.
Self-Service Portals & Knowledge Base Integration Customers can access self-service portals built within Kustomer using curated FAQs or documentation links—a standard feature among help desk platforms today. Unlike Ringly.io’s seamless knowledge base integration (which instantly turns any doc into an expert AI agent), Kustomer requires manual setup of articles without automatic syncing from your website content updates.
Flexible Integrations & API Access Both plans allow unlimited agents/conversations plus integrations with popular business tools via APIs (with higher limits on premium tiers). While this flexibility rivals what you get with Zendesk—and covers most enterprise needs—it lacks the no-code simplicity of connecting actions during calls as seen in Ringly.io (e.g., creating tickets or updating CRMs mid-conversation).
In summary: Kustomer excels at unifying customer data across channels with strong workflow automation but falls short against competitors like Zendesk when it comes to scalability and deep analytics capabilities. For businesses seeking true hands-off automation—from answering questions using their own docs to recovering lost sales by phone—Ringly.io introduces next-generation features that neither legacy solution currently matches.
Next, let's look at Kustomer's pros and cons. We studied dozens of reviews from real Kustomer users from platforms like G2, Capterra, and TrustRadius. Then we identified commonalities and summarized the main pros and cons of Kustomer based on real user feedback for you here:
Pros
Centralized customer interactions – Users consistently praise how Kustomer brings all customer conversations (email, chat, calls) into a single platform, making it easier to manage tickets and track issues efficiently.
User-friendly interface – Many reviewers highlight the sleek design and intuitive UI/UX that make onboarding new team members fast and daily navigation smooth.
Comprehensive reporting & analytics – The in-depth reporting tools are frequently mentioned as a standout feature for tracking both customer metrics and team performance.
Highly customizable workflows & automation – Businesses appreciate being able to tailor workflows, automate repetitive tasks, set up custom rules, and personalize almost every aspect of their support process.
Strong integration capabilities – Users value how easily Kustomer connects with other tools in their tech stack (like CRMs or telephony), streamlining operations across departments. Ringly.io also offers robust integrations but avoids some of the complexity complaints seen with Kustomer.
A complete view of each customer (“360-degree” profiles) – Agents can see all past interactions with a customer at a glance—calls, chats, emails—which helps deliver more personalized service quickly.
Smooth internal collaboration features – Internal notes on tickets are visible to other agents handling follow-ups; this improves handoffs between shifts or teams.
Cons
Lags & performance issues under heavy load – Several users report slow loading times or latency during peak usage periods; this can disrupt workflow when handling high ticket volumes. Ringly.io is designed for speed even at scale.
Difficulties with certain integrations/exporting data outwards – While integrations are strong overall, some users find it hard to extract information from Kustomer into external systems or wish there were more native integrations available by default.
Poor documentation & learning curve for advanced features – Customizing workflows or integrating SDKs can be challenging due to limited documentation; less technical teams may require extra training time before fully leveraging the platform’s power.
Expensive pricing structure – Multiple reviews mention that pricing is high compared to alternatives, especially since there’s an eight-seat minimum which excludes smaller businesses. Ringly.io offers flexible plans without such minimums.
Occasional UI quirks / lack of flexibility – Some users note minor frustrations like accidental tag selection, small screen layouts, or wishing certain dashboard elements were easier to customize.
Customer support responsiveness varies – A few reviewers say getting help from support can be slow when facing urgent technical problems.
Reporting limitations – Despite generally positive feedback about analytics, some find specific reports inflexible or lacking depth needed for complex business cases.
Steep setup / onboarding effort required – Teams unfamiliar with advanced customization may face delays getting started; not ideal if you need something “plug-and-play” out-of-the-box. Ringly.io emphasizes rapid deployment without steep learning curves.
Pricing - Zendesk vs Kustomer
Note: The pricing information below is accurate at the time of writing and may be subject to change. For the most up-to-date pricing, please visit each company's pricing page.
Adds sales forecasting, goal tracking, product & price book
Zendesk for Sales
Sell Professional
$115
Advanced analytics, lead & deal scoring
Zendesk for Sales
Sell Enterprise
Custom
Unlimited pipelines, advanced customization
Zendesk Suite
Suite Team
$55
Ticketing, messaging, chat, voice support
Zendesk Suite
Suite Growth
$89
Adds multilingual support, self-service portal
Zendesk Suite
Suite Professional
$115
Customizable reporting, collaboration tools
Zendesk Suite
Suite Enterprise
Custom
Advanced features, high volume support
Kustomer pricing
Plan Name
Price (per user/month)
Key Features
Contract Length
Cancellation Fees
Refund Policies
Enterprise
$89 (billed annually)
Omnichannel support, AI tools, CRM, workflows, analytics, API access
Annual contracts typical
No explicit penalty if canceled with 30 days’ notice before renewal; otherwise may owe for term.
Refunds only for prepaid unused usage if terminated by Kustomer or as specified in contract; otherwise no refunds
Ultimate
$139 (billed annually)
All Enterprise features plus advanced analytics, high-traffic management, SSO, sandbox access
Annual contracts typical
Additional Pricing Model: Kustomer is transitioning to a usage-based “pay-per-conversation” model, offering:
Unlimited seats
Unlimited AI
One price per conversation
Volume discounts available
This model is designed for flexibility and transparency—ideal for businesses with fluctuating support needs. Pricing is customized based on estimated annual conversations.
Contract & Payment Terms:
Most plans require an annual commitment; monthly billing may be possible but isn’t standard.
Written notice of cancellation must be given at least 30 days prior to renewal to avoid automatic extension.
No explicit cancellation fee if you follow the proper termination process; however, early termination outside these terms may result in owing fees for the remaining contract period.
Refund Policy:
If Kustomer terminates your account or you terminate under specific contractual clauses (e.g., breach), you may receive a refund for any prepaid but unused service.
In all other cases—including voluntary early cancellation—no refunds are provided for fees already paid.
Key Feature Highlights Across Plans:
Omnichannel messaging
Unified customer view/CRM
AI-powered automations included at all tiers
Workflows and integrations/API access
Ultimate tier adds:
Advanced analytics/reporting
High-volume traffic management
Single sign-on (SSO)
Sandbox environments
If you need exact per-conversation rates or want month-to-month options instead of annual contracts, you’ll need to contact Kustomer sales directly as these details are not published publicly.
Ringly.io pricing
Ringly.io has simple, usage-based pricing with no hidden fees or long-term commitments. Test drive it risk-free for 14 days, then scale up or down on month-to-month terms—or book a demo for fully tailored enterprise support.
Total Reviews and Rating: On Trustpilot, Zendesk has a 1.6-star rating from 624 reviews, indicating mixed user experiences. On Product Hunt, it has a 4.0-star rating from 79 reviews, showing more positive feedback.
What users are saying about Zendesk:
"Good but could be better" - Anonymous User. The base plans seem good, but add-ons can make it very expensive. It's disappointing that some features aren't available at a reasonable price...
"Awful experience" - Anonymous User. Dealing with companies using Zendesk has been terrible. Responses are misleading, and there's a reluctance to escalate issues, which reflects poorly on the companies using it...
Kustomer
Total Reviews and Rating: On G2, Kustomer has a strong presence with 431 reviews, but specific ratings aren't detailed in the search results. On Capterra, users generally report positive experiences with Kustomer, though specific ratings aren't mentioned.
What users are saying about Kustomer:
"Great experience" - Anonymous User. Kustomer is perfect for providing smooth and swift customer assistance. It helps resolve customer issues quickly because it has all the data needed...
"Steep learning curve" - Anonymous User. The interface has a steep learning curve and can be confusing for new employees. However, it's amazing for communicating with customers and coworkers...
Note: While specific ratings for Kustomer on platforms like G2 and Capterra aren't detailed in the search results, users generally report positive experiences with its features and customer service capabilities.
What users are saying about Ringly.io:
Ringly.io is known for its simplicity, and a focus on e-commerce, with features like abandoned cart recovery and order status lookups. It has a 4.8 star rating from 12 reviews on Product Hunt and other platforms.
"it stands out significantly ahead" - Bertrand, Director. We are at the initial stage of testing and have made only a few calls so far. Consequently, I have rated the product with four stars for now. However, I must express that the product has shown significant promise. When compared to competitors, it stands out significantly ahead.
"This is such a great product" - Jim Miranda, Founder. This is such a great product. I have been with you for less than a week and already closed 3 deals with it."
"It really sounds like a human" - Laix, Founder. Tried Ringly.io today and the quality of the phone calls surprises me! It really sounds like a human, and it reacts really fast. Will need to deploy it in action to see the full capabilities.
Large teams needing strict organization: Zendesk is great for businesses with lots of support agents and high ticket volumes, especially if you need to handle customer messages across several channels (like email, chat, and social media) in one place.
Companies that want advanced analytics: If you need to track agent performance, customer satisfaction, and other key metrics in-depth, Zendesk’s robust reporting tools are a real advantage.
Businesses with complex workflows: Zendesk’s powerful automation and customization features help companies manage complicated support processes across different departments and products.
Organizations with IT resources to handle initial setup: Zendesk can be complex at first, so it’s better for teams with the technical know-how or time to invest in learning the platform.
Who Kustomer is best for…
Mid-to-large businesses seeking a “360-degree” customer view: Kustomer’s timeline feature gives agents a complete history of every interaction, perfect for companies who want deeper, more personalized support.
Teams focused on building automation around CRM data: If you want to automate support with full access to CRM and sales info, Kustomer’s unified approach is a great fit.
Businesses wanting strong omnichannel support: Kustomer merges chats, emails, calls, and social messaging in one platform—ideal if you want to answer customers wherever they reach out.
Companies ready for annual contracts and higher price points: Kustomer isn’t priced for small teams—its plans fit best for organizations with bigger support departments who can commit to yearly deals.
Who Ringly.io is best for…
Businesses of all sizes looking for instant AI-powered phone support: Whether you have 10 or 10,000 calls a month, Ringly.io’s pricing scales with you. There are no long-term contracts or upfront costs, so you can start small and grow as you need.
Teams that want plug-and-play automation (no technical setup required): With Ringly.io, you get up and running fast—its AI agent learns from your website or docs, without the headaches of manual onboarding or complex customization.
Stores looking to recover lost sales and answer calls 24/7: Ringly.io isn’t just a help desk—it can recover abandoned carts, check order status for your customers, and recommend products, all automatically—even outside business hours.
Companies wanting true hands-off support that feels human: Thanks to advanced AI, Ringly.io sounds natural on the phone and pulls up-to-date info from your knowledge base in real time (no more out-of-date FAQs or waiting on hold).
Why choose Ringly.io over Zendesk or Kustomer? Unlike older platforms made for ticket juggling and manual workflows, Ringly.io is built for speed, simplicity, and real-world results. It eliminates most repetitive tickets by solving common issues right on the first call, freeing your team to focus on the conversations that matter most. That’s why Ringly.io is quickly becoming the top choice for businesses who want to automate support and boost sales with less hassle and better customer experiences.
Why Ringly.io is a Better Choice
Highly Rated: 4.8/5
Founded in 2024 in Rotterdam, the Netherlands, by Maurizio Isendoorn and Ruben Boonzaaijer, Ringly.io is revolutionizing e-commerce customer service with AI phone agents. Designed for online businesses, Ringly handles customer calls on autopilot—solving support issues, recovering abandoned carts, and even boosting sales—at just 20% of the cost of human agents.
With 2,300+ customers, Ringly.io is the go-to solution for e-commerce stores looking to scale without scaling their support team. With award-winning technology (BubbleCon 2024's "Most Innovative App"), Ringly.io transforms your phone system into a revenue-driving powerhouse—without the headaches of traditional call centers.
Features that make Ringly.io the #1 alternative to Zendesk and Kustomer:
No-code setup, instant results – Ringly.io is ready to go in minutes. Just add your website, docs, or text—no engineering required—and your AI phone agent instantly understands your business. It even updates automatically as your website changes.
AI-powered sales & support – Ringly.io does both inbound and outbound calls. Recover 35%+ of abandoned carts with automated follow-up calls, provide real-time order tracking from Shopify, and convert more customers with personalized AI-driven conversations—not just reactive support.
Advanced analytics for smarter decisions – Ringly.io gives you real-time call data, customer intent tracking, and performance reports—helping you optimize support and sales strategies.
Scalable pricing without enterprise contracts – Ringly.io offers transparent, scalable pricing—pay for what you use, no locked-in contracts.
Choosing the right support platform depends on your business size, resources, and how much you want to automate. Here’s a quick recap of what sets each solution apart—and when you should consider each:
Zendesk:
Best for large support teams handling high ticket volumes across multiple channels.
Offers deep analytics and robust workflow automation but can be complex (and pricey) as your needs grow.
Well-known, but some users report steep learning curves and slow support responsiveness.
Kustomer:
Great if you want a 360-degree customer view with all interactions in one timeline.
Strong in omnichannel support and CRM-style automations—ideal for mid-to-large businesses willing to invest in a more modern workflow.
Setup, customization, and cost are higher, so it’s not plug-and-play for smaller teams or those who need instant value.
Ringly.io:
The fastest way to automate support and sales over the phone with AI that plugs right into your website or help docs.
No long contracts, no complex onboarding—just start, scale, and save with transparent usage-based pricing.
Perfect if you want to offer 24/7, human-sounding support that both solves customer issues and recovers lost sales—without hiring or training agents.
While Zendesk and Kustomer remain solid solutions for traditional ticket-based teams, they both come with the overhead of manual setup, higher costs, and a slower path to automation. Ringly.io takes a modern approach: you get instant, always-on phone support that’s deeply integrated with your business—eliminating repetitive tickets, driving more sales, and unlocking better customer experiences right away.
Ready to see what next-gen support looks like? Try Ringly.io for free and discover why so many businesses are making the switch to simpler, smarter automation.