Kastro Chat
Customer Support
ChatGPT-powered AI for instant customer support
Like Whelp, 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 Whelp, ranked by feature overlap, topic similarity, user ratings, and popularity. Kastro Chat, Help Center, and Freshworks 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. Whelp itself is freemium, which makes freemium alternatives the most natural starting point.
Many of these tools cluster around use cases like Customer Support, Chatbot, Customer Service, and Ai Chatbot — the same problem spaces Whelp 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 Whelp.
Ranked by compatibility score
Customer Support
ChatGPT-powered AI for instant customer support
Like Whelp, Kastro Chat is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
AI-powered knowledge base for instant customer support
Like Whelp, Help Center 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 Whelp, 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, Help Center, and Freshworks.
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, Help Center, Freshworks, and Helpkit. These tools share the same primary category and have meaningful topic overlap with Whelp.
Neither Whelp nor Kastro Chat has user ratings yet — be the first to review either tool to help future visitors compare them.
Customer Support
Easy-to-use business software for complex problems
Like Whelp, Freshworks is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
Turn Notion knowledge base into AI-powered chatbot
Like Whelp, Helpkit is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
AI chatbot resolves support tickets instantly
Like Whelp, Corpus is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
AI-powered help desk for exceptional customer service
Like Whelp, Richpanel is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
Answer customer questions before they ask
Like Whelp, Inline Help 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 Whelp, eDesk 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 Whelp, Ebi is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
AI chat from your knowledge base in minutes
Like Whelp, Fini is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
The AI docs companion that trains, chats, and solves queries.
Like Whelp, DocsAI is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
Automate support with AI that understands your business.
Like Whelp, LogiChat is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
AI-powered support chatbot for Slack
Like Whelp, Support Guy is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
Train ChatGPT on your website for instant answers
Like Whelp, Instantanswers 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 Whelp, 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 Whelp, Chatcare is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
Automate support with AI chatbots for Crisp
Like Whelp, Enum Support is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
Create custom AI chatbots for your website
Like Whelp, Chatling 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 Whelp, SiteJetAI 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 Whelp, 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 Whelp, Diddo is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
Create custom ChatGPT support chatbots for your website
Like Whelp, SupportAI is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
Transform customer support with AI-powered chatbots
Like Whelp, Wizbot is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
Customer Support
Instant answers for any question in your Slack, help desk and more
Like Whelp, eesel AI is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
44 more free/freemium alternatives listed below. Browse all Whelp alternatives ↓
50 free or freemium alternatives to Whelp on /tools/whelp/alternatives.
Like Whelp, KaraboAI is in the Customer Support category. Both are freemium. Worth comparing on the detail page.
