Chat with Your Notes

Ask your notes anything. Get synthesized, cited answers from your entire knowledge base—instantly.

Conversational Search

Conversational Search

Type questions naturally. "What did Sarah say about Q3 budget?" or "Summarize my climate research." Brain Chat understands context across your entire knowledge base and connects information from multiple notes into comprehensive answers.

Context-Aware Intelligence

Context-Aware Intelligence

Brain Chat doesn't just find keywords—it understands meaning. Ask about a project and get insights from meeting notes, research articles, brainstorming sessions, and related documents all woven into one coherent response. Discover connections you didn't know existed.

Instant Retrieval

Instant Retrieval

Semantic search technology retrieves buried information from years ago in seconds. Brain Chat indexes transcripts, PDFs, web clips, and text notes, making everything searchable through natural conversation. Filter by folder, tag, or date for focused queries.

How It Works

  1. 1

    Ask Naturally

    Type questions in plain language. No need to remember exact keywords or which note contains the answer. Brain Chat understands what you're looking for.

  2. 2

    AI Searches & Synthesizes

    Our AI scans your entire knowledge base, identifies relevant information across multiple sources, and synthesizes a coherent answer with citations.

  3. 3

    Explore & Verify

    Click citations to jump to source notes. Ask follow-up questions to dive deeper. Save useful answers or export them to your documents.

Perfect For

  1. Product Teams

    Product managers and designers chat with their notes to prepare for meetings, recall decisions, and surface user insights. Ask "What did users say about the onboarding flow?" and get answers from 12 different interviews, support tickets, and survey responses—all synthesized into actionable insights.

  2. Researchers & Academics

    Graduate students and researchers query their entire research database. "Find all studies mentioning cognitive load in interface design." Brain Chat returns relevant papers, highlights methodological differences, and suggests gaps in your literature review you hadn't noticed.

  3. Consultants & Advisors

    Management consultants access their complete project history through conversation. "What frameworks worked for digital transformation in healthcare?" Get instant access to relevant case studies, methodologies, and client outcomes from similar engagements.

  4. Content Creators

    Writers and journalists chat with their research to find quotes, verify facts, and discover angles. "What did the CEO say about sustainability in our last three interviews?" Pull accurate quotes with sources in seconds instead of searching through hours of recordings.

How is HyNote different from others?

  1. Grounded in YOUR Knowledge

    Unlike general AI chatbots, Brain Chat only answers from your notes. No hallucinations, no generic responses—every answer is based on your actual content.

  2. Citations by Default

    Every claim links back to source material. Verify anything with one click. For critical decisions, review the original context instantly.

  3. Learns Your Context

    The more you use it, the better it understands your knowledge base. Brain Chat recognizes recurring topics, projects, and people to provide increasingly relevant answers.

  4. Privacy First

    Your conversations stay private. We don't train our AI on your questions or content. Enterprise users can set permissions for team knowledge bases.

Frequently Asked Questions

Brain Chat cites sources for every claim, so you can verify accuracy instantly. If information isn't in your knowledge base, it says "I don't know" rather than guessing. You can also provide feedback on answers to improve future responses.

Yes. Brain Chat is fully featured on iOS and Android apps. Use voice input for hands-free questions or type naturally. The mobile experience is optimized for quick queries on the go.

Brain Chat scales to enterprise knowledge bases with millions of documents. Semantic search technology finds relevant information regardless of volume. Enterprise users can also set permissions and access controls.

Yes. Import from Notion, Evernote, Google Docs, or upload files. Brain Chat connects and indexes everything for unified search.

Our AI note taker is trusted by over 1M+ professionals and students worldwide.