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Aster Lab vs NoteGPT

Two fact sheets from our own research, side by side — pricing, platforms, API access and status re-checked by us rather than quoted from the vendors.

The short answer

Free plan
Both — Aster Lab is free to use, NoteGPT has a free plan
Best fit
Aster Lab: Students turning a single lecture video into a quiz for review · NoteGPT: Students turning lecture videos and readings into notes and flashcards
Platforms
Aster Lab: Web · NoteGPT: Web, Chrome extension
Trust score
About even — Aster Lab 63, NoteGPT 63
Status
Both up at our last check — Aster Lab Oct 15, 2026, NoteGPT Oct 16, 2026

From our own records as of each tool's last check. Anything we have not confirmed is left out rather than guessed. How we verify

Side by side

FactAster LabNoteGPT
CategoryStudy Tools & FlashcardsStudy Tools & Flashcards
Pricing modelFreeFreemium
Starts at—$9/mo
Trust score63 / 10063 / 100
PlatformsWebWeb, Chrome extension
Last verifiedOct 15, 2026Oct 16, 2026

What our research says

Aster Lab

Aster Lab is handy for converting a long YouTube lecture into something you can actually study from, but the lack of any visible pricing, company name, or team page is worth pausing on for a tool that expects people to upload PDFs and link personal video sources. Treat it as an unverified free tool rather than a service to trust with sensitive documents.

Pros

  • Generates summary, quiz, and flashcards from one input
  • Accepts both YouTube links and PDF uploads
  • No account or payment required to try it

Cons

  • No company name or location published; the about page gives only one individual's contact details
  • No stated pricing beyond an optional Patreon support tier
  • No API or platform beyond the web app

NoteGPT

A cheap way to compress videos and readings into study material, with a usable free tier to test output quality. The catch is that everything meaningful is metered — even the plan named Unlimited caps premium credits — and the many bundled tools vary in depth.

Pros

  • Free tier without a credit card to evaluate quality
  • Covers the whole pipeline from summary to flashcards to audio in one subscription
  • Browser extension summarizes videos in place on YouTube
  • Entry price of $9/month undercuts buying separate single-purpose tools

Cons

  • Credit and quota system applies across nearly every feature
  • Quality is uneven across its dozens of mini-tools
  • The company publishes no information about who runs it or where

Which one fits

Choose Aster Lab if you need

  • Students turning a single lecture video into a quiz for review
  • Casual use converting a PDF into flashcards

Choose NoteGPT if you need

  • Students turning lecture videos and readings into notes and flashcards
  • Researchers triaging long YouTube videos and PDFs before deep reading
  • Educators producing quizzes and study aids from existing material

Aster Lab vs NoteGPT: the questions people ask

Is Aster Lab cheaper than NoteGPT?

Aster Lab is free to use; NoteGPT starts at $9/mo.

Does Aster Lab or NoteGPT have a free tier?

Both: Aster Lab is free to use, and NoteGPT has a free tier.

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