Note-taking tools comparison · Updated
The 6 Best AI Note-Taking Apps in 2026
"AI note-taking" covers a few very different jobs — recording live lectures, organizing a workspace, and turning your own PDFs and readings into structured notes. For most students it's that last one that matters: you already have the slides and the chapter; you want clean notes out of them, fast.
So we ranked these tools mainly on how well they turn your own material into usable notes, then on free-tier generosity, study extras (flashcards, quizzes, audio), and price. Live-capture and workspace tools are included so you can see where they fit.
What is the best AI note-taking app in 2026?
There is no single winner, and the honest answer depends on your input. For free, citation-grounded notes from your own PDFs and readings, Google's Gemini Notebook (formerly NotebookLM) is excellent and hard to beat on price — try it first if pure note-taking is all you need. Otter is purpose-built if you record lectures live, and Notion suits a second-brain workspace. Conch is our pick when notes are only step one: it turns the same lecture or PDF into notes plus the flashcards and mind map you will actually revise from.
- Best for pure notes
- Gemini Notebook (formerly NotebookLM) — free and citation-grounded
- Best for live lectures
- Otter.ai — built for real-time recording
- Best for studying after
- Conch — notes plus flashcards and mind maps
- Best second brain
- Notion AI — if your notes live in a workspace
How we compared
Verified against each tool's own pages in July 2026; NotebookLM, Knowt, Notion and Coconote rechecked in November 2026. Coconote doesn't publish its Unlimited Pass price, so we don't quote one. Ranking favors students turning source material into notes — not general meeting-notes or workspace use.
"Note-taking" now means three different things
The label hides three jobs that barely overlap. Some tools record and transcribe live lectures (Otter). Some are workspaces where your notes already live and AI helps you write and organize them (Notion). And some ingest your source material — PDFs, slides, readings, videos — and generate structured notes you can study from (Gemini Notebook, Knowt, Coconote, Conch). Choosing the "best" one starts with which job you actually need.
This list is ordered for the third job, because it's the one most students want and where the tools differ most. The live-capture and workspace apps are still here — just judged honestly on what they're for, so you don't buy a lecture recorder when you needed a PDF summarizer, or vice versa.
The ranking
How they stack up
ConchOur pick
Turns your lectures, PDFs, and readings into organized notes — plus flashcards and a mind map from the same source.
Pricing
Free; 7-Day Assignment Pass $7.99 one-time; Plus $15/mo; Unlimited $25/mo or $15/mo billed $180 yearly
Free tier
Generate notes and study sets from your own material on the free plan (500 words a week, plus weekly flashcards, mind maps, podcasts and a study plan).
AI generation
Structured, highlighted notes from PDFs, notes, YouTube, lectures, and handwritten notes via mobile QR scan — plus flashcards, a mind map, and doc chat.
Pros
- Notes + flashcards + mind map from one source
- Unique QR scan feature to digitize handwritten notes instantly
- Also chat-with-PDF, citations, and rewriting
- Highlighted, editable, exportable notes
- One app for note-taking and studying
Cons
- Newer and smaller than Google's ecosystem
- Records lectures to make notes, but no live transcript or speaker labels like Otter
Best for: Students who want notes that come with the rest of a study set (flashcards, mind map) and writing tools in one place.
Try Conch free
Gemini Notebook
Google's source-grounded notebook — the best free tool for notes and answers cited back to your material.
Pricing
Free (generous); higher limits via a Google AI subscription (Google AI Plus is $4.99/mo in the US).
Free tier
Up to 100 notebooks with 50 sources each, free. Chats and audio overviews draw on a usage allowance that refreshes every 5 hours, up to a weekly limit.
AI generation
Grounded summaries, structured notes, and cited Q&A from PDFs, Docs, Slides, and YouTube; plus audio overviews, flashcards, quizzes, and mind maps.
Pros
- Answers cited back to your sources (low hallucination)
- Generous free tier
- Native audio overviews, flashcards, quizzes, and mind maps
Cons
- 50 sources per notebook can be tight for big courses
- No standalone paid tier — you must buy a Google AI plan to lift limits
- Renamed Gemini Notebook in July 2026; free limits are now usage-based and reset every 5 hours
Best for: Students who want the best free, citation-grounded notes from their own sources.
Visit Gemini Notebook →
Knowt
Free AI notes and flashcards generated from your PDFs, videos, and lectures.
Pricing
Free (Basic); Ultra $24.99/mo, or $7.99/mo billed yearly ($95.99/yr).
Free tier
Free AI note and flashcard generation (with monthly limits), plus free study modes.
AI generation
Notes + flashcards from PDFs, YouTube, and its AI Lecture Note Taker.
Pros
- AI notes and flashcards in one place
- Imports Quizlet sets directly
- Turns lectures and videos into notes
Cons
- The AI summarizers, podcasts and ad-free use need Ultra
- Free tier has monthly caps
Best for: Students who want free notes and flashcards together — and a one-click Quizlet import.
Visit Knowt →
Coconote
Now part of Quizlet: converts lectures, PDFs, and videos into notes, quizzes, flashcards, and podcasts.
Pricing
Free to start; paid Unlimited Pass (price not published on its site — check in-app).
Free tier
Free generation with limits; the Unlimited Pass raises them.
AI generation
Notes and transcripts from lectures, PDFs, documents, videos, and links — plus quizzes, flashcards, and podcasts.
Pros
- Wide input range incl. live lectures and links
- Generates quizzes, flashcards, and podcasts
- Strong mobile apps; 100+ languages
Cons
- Pricing isn't published on its site — verify before committing
- Now owned by Quizlet; plans and pricing may change
Best for: Students who want notes and self-testing material from a wide range of inputs, mostly on mobile.
Visit Coconote →
Otter.ai
The best way to record live lectures and turn them into searchable, summarized transcripts.
Pricing
Free (300 min/mo); Pro $8.33/mo annually ($16.99 monthly); Business $19.99/mo annually.
Free tier
300 transcription minutes/month, 30 minutes per conversation, and 3 lifetime file imports.
AI generation
Live transcription with speaker ID, then AI summaries, outlines, and chat across your transcripts.
Pros
- Excellent live lecture/meeting capture with speaker ID
- AI summaries and chat across all your transcripts
- Deep Zoom / Teams / Meet integrations
Cons
- Audio-only — can't read PDFs, slides, or readings
- Tight free tier (300 min/mo, 3 lifetime imports)
- No flashcards, quizzes, or study outputs
Best for: Students whose main need is capturing spoken lectures — not processing PDFs or readings.
Visit Otter.ai →
Notion AI
A full workspace with AI baked in — great for organizing notes, less for generating them from sources.
Pricing
Free; Plus $10/mo billed yearly ($12 monthly); full Notion AI on Business $20/mo billed yearly ($24 monthly), per member.
Free tier
Free workspace with trial-level AI only; full AI needs a paid plan.
AI generation
AI writing, summarizing, AI Meeting Notes, and workspace search — not bulk PDF/lecture-to-notes generation.
Pros
- Best all-in-one workspace (docs, databases, wikis)
- AI lives where your notes already are
- Generous free workspace for individuals
Cons
- Full AI requires the Business tier ($20/mo billed yearly, $24 monthly)
- Not built to turn lectures/PDFs into study notes
- No flashcards, quizzes, or audio overviews
Best for: Students who want an organized second brain and light AI writing, rather than source-to-notes generation.
Visit Notion AI →At a glance
Side by side
| Tool | AI notes from sources | PDF / slides | Live lecture capture | Study extras | Starting price |
|---|---|---|---|---|---|
| Conch | ~ | Free / $15/mo | |||
| NotebookLM | ~ | Free / $4.99/mo | |||
| Knowt | ~ | Free / $95.99/yr | |||
| Coconote | Free / paid | ||||
| Otter.ai | Free / $8.33/mo | ||||
| Notion AI | ~ | ~ | ~ | Free / $20/mo yearly |
The verdict
Our recommendation
There's no single winner — it depends on your input and what you want out. If you record lectures live, Otter is purpose-built for that. If you want a second-brain workspace, Notion. And if you just want the best free, citation-grounded notes from your own PDFs and readings, Gemini Notebook (formerly NotebookLM) is genuinely excellent and hard to beat on price — for pure note-taking it's the one to try first.
Conch is our pick for students who want more than a notepad: it turns the same lecture or PDF into organized notes and the flashcards and mind map you'll actually revise from, with doc chat and rewriting alongside — one workflow instead of stitching a note-taker, a flashcard app, and a chatbot together. Pick Gemini Notebook if pure notes are all you need; pick Conch if notes are step one of studying.
FAQ
Frequently asked questions
For turning your own PDFs and lectures into notes, Google's Gemini Notebook, formerly NotebookLM (best free), and Conch (best if you also want flashcards and a mind map) lead. If your main need is recording live lectures, Otter.ai is purpose-built for that; if you want a workspace to organize everything, Notion.
Yes. Gemini Notebook, Knowt, Coconote, and Conch generate structured notes from PDFs (and from YouTube or lecture recordings). Otter handles spoken audio into transcripts and summaries, while Notion is workspace-first and edits notes you already have.
Yes — NotebookLM (renamed Gemini Notebook in July 2026) has a generous free tier: up to 100 notebooks with 50 sources each, with chats and Audio Overviews drawing on a usage allowance that refreshes every 5 hours, up to a weekly limit. Higher limits come with Google AI plans; in the US, Google AI Plus is $4.99/month and AI Pro is $19.99/month.
Conch doesn't stop at notes. The same source becomes organized notes plus flashcards and a mind map, with document chat, citations, and rewriting in one app — so your notes flow straight into studying instead of sitting in a separate tool.
Otter.ai — it's transcription-first with speaker identification, live capture, and AI summaries. It can't read PDFs or slides, so many students pair it with a source-ingestion tool like Gemini Notebook or Conch.
Sources & Methodology
- →Gemini Notebook — notebook and source limits (support.google.com)
- →NotebookLM is now Gemini Notebook (blog.google)
- →Gemini Notebook — new flexible usage limits (blog.google)
- →Google AI Plus US price (secondary) — 9to5google.com
- →Knowt — what the free plan includes (help.knowt.com)
- →Otter.ai — pricing (otter.ai/pricing)
- →Notion — pricing (notion.com/pricing)
- →Knowt — plans (knowt.com/plans)
- →Coconote (coconote.app)
Pricing and features verified October 2026. Tools change frequently; we refresh this page periodically to maintain accuracy.
Take notes that turn into studying.
Drop in a lecture or PDF and get organized notes — plus flashcards and a mind map — free to start.
Start for free