Local-first infinite canvas notes with built-in AI | Freemium | - **Infinite Canvas and Mind Maps**: Place cards anywhere, then zoom, drag, and arrange them. You can switch any board to a mind map view when you want a clear hierarchy.
- - **PDF Annotation**: Read multi-page PDFs on the canvas and highlight text. Each highlight can become a reference card that you link to your other notes.
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Turn articles, PDFs, and emails into your private podcast | Free tier | - **Private Podcast Feed**: Each item you add shows up as an episode in your own RSS feed. You can listen in podcast apps you already use, such as Apple Podcasts, Spotify, Overcast, and Pocket Casts.
- - **Multi-Format Input**: Convert web articles, PDFs, Word (DOCX) files, plain text, and forwarded emails into audio, so you don't need a separate tool for each format.
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Real-time AI copilot for software engineering interviews | Free tier | - **Screenshot and Prompt Parsing**: Capture a coding problem, table, or diagram and get a solution outline back. It works for LeetCode-style questions on platforms like HackerRank, CoderPad, CodeSignal, and Codility.
- - **Real-Time Voice Recognition**: GhostInterview transcribes spoken questions and surfaces hints as the conversation moves. You can trigger answers yourself in Manual mode or turn on Auto mode, which responds when the latest interviewer turn looks like a question.
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AI study toolkit for flashcards, quizzes, and answers | Free tier | - **Quiz Solver Browser Extension**: Drag a box over any question, or highlight text, to get a step-by-step solve, a summary, or a chat. It works in Chrome and Edge across Canvas, Blackboard, Moodle, Google Forms, D2L Brightspace, Schoology, Pearson MyLab, and more.
- - **AI Flashcards with Spaced Repetition**: Make decks from your own material, and cards you keep missing come back more often. You can import existing Anki and Quizlet decks.
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AI mock interviews that push back like real interviewers | Paid | - **Live AI Interviewers**: Practice in real-time sessions with an AI that interrupts, challenges, and probes your answers, so you get used to the pressure before the real interview.
- - **Follow-Up Questions**: The AI asks follow-ups and pushes back on weak answers instead of reading from a fixed question list.
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Turn any study material into AI flashcards | Free tier | - **AI Flashcard Generation**: Upload study material or paste notes, and Keepmind writes the flashcards for you. You can also create a deck from a topic through a chat-style prompt.
- - **Quizzes from Your Cards**: Each flashcard gets a matching quiz question, so you can check what you know right after you study. If a question isn't useful, you can regenerate it with one click.
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Multiplayer AI workspace for consulting teams | Free tier | - **Multiplayer AI Editing**: You and your teammates edit one deliverable together, with live cursors, presence, and threaded comments. You can also see where the AI is writing as it happens.
- - **Agentic Inline Drafting**: Highlight a section and ask the AI to rewrite it, expand it, or match a tone. The draft appears right in the document, so you skip copying and pasting from a separate chat.
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Turn lectures and meetings into notes you can study | Free tier | - **Capture from many sources**: Record live, upload MP3, WAV, M4A, AAC, or OGG audio, import PDF, DOC, or DOCX files, add public web pages or YouTube videos, or scan up to 9 images per note. Your lecture slides, recordings, and readings all go to one place.
- - **Structured AI notes**: NoteLyn turns raw input into notes with headings, key points, definitions, and takeaways. You can edit them in the rich text editor or regenerate them.
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All-in-one AI workspace for slides, docs, and research | Free tier | - **Slides Agent**: Turn a topic, a PDF/Word/TXT file, or HTML into a 10-20+ slide deck in minutes. Export editable .pptx or PDF, or share a link.
- - **Deep Research**: Gathers and analyzes sources, then writes a research report with citations, so you start from a sourced draft rather than a blank page.
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