Best Free Note taking AI tools

ThetaWave AI captures lecture audio, YouTube videos, and documents, transcribing them into searchable notes with tables, formulas, and charts. It generates quizzes, flashcards, mind maps, podcasts, and videos for flexible review.

Snipo is a browser extension that imports video content from YouTube, Udemy, Coursera, Skillshare, and LinkedIn Learning into Notion. It records timestamped notes, screenshots, transcripts, auto‑creates flashcards, links playlists, and offers keyboard‑controlled playback for streamlined study.

EchoNote transcribes spoken words into structured notes or actionable to‑do lists. The AI quickly processes recordings, supporting custom prompts for diverse content types. Cross‑platform on Web, iOS, Android, it helps students, managers, and professionals track ideas and tasks efficiently.

TubeMemo: AI browser extension that extracts YouTube transcripts, highlights key points, produces summaries, mind maps, flashcards; supports annotations, multi‑language, library, drafts for blogs, tweets, study guides; useful for professionals, students, creators, educators, journalists.

TakeNote AI accurately transcribes audio and video with automatic punctuation, delivers concise meeting summaries, and identifies speakers. It offers sentiment analysis, supports multiple languages, handles noisy backgrounds and strong accents, and operates securely in browsers like Chrome and Edge.

VoicePen turns spoken audio into editable text on iPhone, iPad, Watch, and Mac. Record or upload up to two hours; transcriptions appear in 30 seconds, support 80+ languages, auto‑label speakers, offer 25 rewrite styles, summaries, and PDF/DOCX exports, syncing via iCloud.

ArcaNotes is a micro‑note app that lets users quickly capture concise notes, automatically stored and retrievable via natural‑language queries. Its local AI suggests topics, answers questions, and offers one‑click sharing, all protected by 256‑bit AES encryption.

Coconote is an AI note-taker that records audio and automatically generates study guides, quizzes, and flashcards. It enhances information retention and organization, making it ideal for students and professionals during lectures and meetings.