3,044 tools
Free planResearch
ChatPDF lets users chat with PDFs and other files using AI that cites source passages. It targets researchers, students, and professionals who need quick summaries, multilingual Q&A, folders of related documents, and shareable chats.
Free to startResearch
ChatPrompt Genius sells ready-made GPT prompt packs and custom GPTs aimed at local businesses, plus a free on-site prompt generator. Categories span marketing, SEO, freelancing, and vertical bundles such as tree services or solar installers.
Free to startResearch
ChatScope AI is a Slack bot that gives teams access to models such as ChatGPT, DALL-E, and Bard for channel questions, slash commands, and thread summaries. It advertises free start without a card, usage tracking, and flat-rate unlimited team queries on paid tiers.
Free trialResearch
Chatsistant is a multi-agent RAG chatbot framework for building custom agents, automation, and integrations without coding. Plans scale chatbot counts, storage, vector knowledge, collaborator seats, and optional BYOK access to OpenAI, Claude, Gemini, DeepSeek, and Groq models.
Free planResearch
Chatterdocs lets businesses create GPT-powered support chatbots trained on their content to answer questions, capture leads, and book appointments. The brand now redirects new work to ResolveAI, but the Chatterdocs site still documents the original no-code chatbot builder and pricing migrated to ResolveAI plans.
Free planResearch
Chat Thing lets businesses deploy AI customer-support agents trained on websites, docs, FAQs, and Notion content. Agents can answer on a site widget, phone, Discord, Slack, Telegram, WhatsApp, or via API, with optional order lookup and handoff to humans.
Free planResearch
Chattysun provides a website AI assistant trained on your business content with a dashboard for monitoring conversations and customizing instructions. The homepage emphasizes quick script-tag setup, always-on customer chat, and U.S.-based support for online businesses.
Free planResearch
Chat Whisperer provides AI chatbots for websites, Facebook Messenger, and WhatsApp that train on your content, answer sales and support questions, qualify leads, and hand off to humans. Setup targets non-developers with sub-five-minute deployment and GDPR-compliant hosting.
Free planResearch
ChatWise is a privacy-focused desktop AI chat client for macOS and Windows that supports many LLM providers, local storage, multimodal attachments, web search, MCP tools, and GitHub Copilot or Claude subscription logins. It targets power users who want a fast native app instead of browser tabs.
No free planResearch
Chatwith builds customer-facing AI agents trained on a website URL, files, or help-center content so visitors get answers, lead capture, and workflow actions without coding. The product targets SaaS, e-commerce, and service businesses that want support deflection and sales qualification on their sites.
Free tier unknownResearch
Chatworm is a browser-based ChatGPT-style assistant that routes requests through the ChatGPT API for faster chat responses. Meta description highlights model switching so users can tune the assistant experience.
Free planResearch
ChatWP is a public WordPress documentation chatbot trained on official WordPress.org docs to answer how-to questions with sourced responses. The site also promotes DocsBot for teams that want custom ChatGPT-powered support bots trained on private content.
Free planSEO tooling
Checkbot is a Chrome extension that crawls hundreds of pages to flag SEO, speed, and security issues such as broken links, duplicate titles, invalid HTML, and mixed content against published web best-practice guides.
Free tier unknownHR
Checkr provides AI-assisted background checks and verification for hiring, tenant, mortgage, and trust use cases. Packages combine criminal searches, identity verification, and add-ons like MVR or drug screening with pay-as-you-go report pricing.
Free to startAssistant
Cheers is a done-for-you local SEO and AI visibility service for home-service businesses. The agency manages Google Business Profiles, reviews, localized content, website fixes, and agent-ready location data so HVAC, plumbing, roofing, and franchise brands show up in search and AI recommendations.
Free planAccounting
Chipax is Chilean SMB accounting software that connects to SII tax data and bank feeds to reconcile transactions, manage payables and receivables, and visualize cash flow for finance teams.
Free tier unknownAssistant
Chiron is a mobile math tutor app backed by Y Combinator that keeps students thinking instead of lecturing them. The minimalist site describes AI that offers just enough help to get unstuck and links to an iOS App Store download for learners, with a separate outreach path for schools and tutors.
Free planOptimization library
Choco-solver is a free open-source Java library for constraint programming where users declare constraints on decision variables and the solver alternates filtering algorithms with search to find feasible solutions.
Free tier unknownAssistant
Chronicle Labs offers an AI agent testing and validation platform that turns production data into staging environments for pre-launch evaluation. Teams connect tools, capture real conversations, replay production behavior in hours, and measure scenario coverage to catch agent failures before customers do.
Free tier unknownLogistics
chrt is an AI-native logistics platform for time-critical freight forwarding. It unifies courier operations, airline handoffs, live order tracking, billing, and tracker hardware for medical, pharma, and urgent shipments.
Free to startResearch
ChurchCalls.ai provides an AI phone agent that answers church lines, takes messages, transfers urgent calls, and emails summaries without changing phone numbers. The service targets ministries that miss calls when staff are unavailable.
Free tier unknownFinance
Churnkey provides growth infrastructure for subscription companies, combining cancel-flow optimization, payment recovery, retention analytics, and newer growth plays. The vendor markets in-app save flows, precision retries, customer timelines, and integrations aimed at reducing churn and lifting recurring revenue.
Free planAssistant
CiteMe is a free citation generator and reference checker that searches OpenAlex, CrossRef, PubMed, and other scholarly indexes across sixty-plus curated styles. Pro upgrades add batch PDF import, unlimited reference checking, ten-thousand-plus CSL styles, and bibliography exports without ads.
Free planResearch
CiteTrue verifies academic citations and finds authentic sources for students, editors, and researchers. It checks reference lists and drafts against bibliographic databases, flags fabricated or mismatched entries, and adds tools such as Citation Finder, Paper Draft, and AI Humanizer for literature workflows.
Showing 672 of 3,044 tools
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