Kastro Chat
Customer Support
ChatGPT-powered AI for instant customer support
Like Norby AI, Kastro Chat is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
We've curated 50 of the best alternatives to Norby AI, ranked by feature overlap, topic similarity, user ratings, and popularity. Kastro Chat, ChatPuma, and Quidget lead the list as the closest matches.
Updated May 18, 2026
The list includes 50 freemium, so whether you're looking for a no-cost replacement or a more capable paid tier, there's an option to compare. Norby AI itself is freemium, which makes freemium alternatives the most natural starting point.
Many of these tools cluster around use cases like Customer Support, Customer Service, Chatbot, and Ai Chatbot — the same problem spaces Norby AI addresses. Cross-referencing tools that overlap on multiple topics gives a more reliable signal than category alone, because two products in the same category can still serve very different workflows.
Our ranking weighs eight signals: shared category, topic overlap, feature overlap, name and description text similarity (via PostgreSQL's pg_trgm and tsvector), Bayesian-smoothed user ratings, pricing-model match, popularity, and editorial overrides. Scores are then normalized within each tool's own candidate pool so the top match always represents the strongest available alternative.
Use the table of contents below to jump to free or paid alternatives, or scroll down to compare each option side-by-side with Norby AI.
Ranked by compatibility score
Customer Support
ChatGPT-powered AI for instant customer support
Like Norby AI, Kastro Chat is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
AI chatbots for superior customer service
Like Norby AI, ChatPuma is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
0 free and 50 freemium options.
26 additional candidates
Kastro Chat ranks as the highest-scoring alternative to Norby AI, based on shared category, topic overlap, feature similarity, and user ratings. Ratings are still being collected for this tool.
Yes — 0 fully free and 50 freemium alternatives are available, including Kastro Chat, ChatPuma, and Quidget.
Kastro Chat is similarly priced (freemium) and sits in the same category (Customer Support). View its detail page to compare features, integrations, and reviews side-by-side.
Top Customer Support alternatives include Kastro Chat, ChatPuma, Quidget, and Yellow. These tools share the same primary category and have meaningful topic overlap with Norby AI.
Customer Support
AI chatbot automates 80% of customer inquiries in 80+ languages.
Like Norby AI, Quidget is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
Automate customer & employee interactions across languages and channels.
Like Norby AI, Yellow is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
Easy-to-use business software for complex problems
Like Norby AI, Freshworks is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
AI chatbot resolves support tickets instantly
Like Norby AI, Corpus is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
AI chatbot trained on your docs for instant support
Like Norby AI, LiveChatAI is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
Elevate your customer service with AI-driven assistance.
Like Norby AI, Customerly AI is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
YOUR 24/7 AI SUPPORT ASSISTANT THAT HELPS YOU GROW YOUR BUSINESS.
Like Norby AI, GaliChat is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
AI assistants for happier customers and lower costs
Like Norby AI, Ebi is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
AI copilot for faster, personalized customer responses
Like Norby AI, Sapling is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
AI Assistant: Your company guru for exceptional customer support.
Like Norby AI, Answerai is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
GPT-powered chatbots for superior customer support.
Like Norby AI, Chatcare is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
AI-powered chatbot for seamless customer support
Like Norby AI, SiteJetAI is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
Custom chatbots trained for your business
Like Norby AI, SupportChat is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
AI chatbot from your knowledge base in minutes
Like Norby AI, Lexy.so is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
Build custom ChatGPT chatbots for your business
Like Norby AI, Diddo is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
AI Agents: Instant, automated support for customer-facing teams.
Like Norby AI, Threado AI is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
Simplify customer support with the power of AI.
Like Norby AI, Supermoon is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
AI-powered virtual agent for faster, tailored customer support.
Like Norby AI, CX Genie is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
AI chatbot automates 85% of customer support.
Like Norby AI, Ping Parrot is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
AI chatbots for faster customer support
Like Norby AI, KeyAI is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
Smart AI chat for 24/7 customer support and lead capture
Like Norby AI, Repli is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
Centralize, personalize, and automate eCommerce customer support.
Like Norby AI, eDesk is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
44 more free/freemium alternatives listed below. Browse all Norby AI alternatives ↓
50 free or freemium alternatives to Norby AI on /tools/norby-ai/alternatives.
Like Norby AI, Algo is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Neither Norby AI nor Kastro Chat has user ratings yet — be the first to review either tool to help future visitors compare them.
