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Glasp

Updated Jun 06, 2025

Glasp is a free browser tool to highlight, annotate, sync notes, track learning, get AI summaries, and share quotes from web pages and PDFs.

AI Categories:
Research
Pricing Model:
Freemium, $12/mo

What is Glasp?

Glasp is a free browser extension that helps you highlight, tag, and save important parts of articles or videos on the web. It’s useful when you find a sentence or idea you want to remember while reading. Glasp lets you keep, organize, and revisit your highlights easily. After installing the extension and creating an account, you can start using Glasp to collect and manage knowledge from across the internet.

Key Features:

  • Colorful Highlighting & Notes: Highlight key text or video content in red, yellow, green, or blue, and add notes with bold, italic, links, and images.
  • AI Summaries: Glasp auto-generates summaries of your highlights, helping you quickly review and understand the main ideas.
  • Social Sharing: Highlights are public by default, allowing users to explore insights and notes shared by others.
  • YouTube Video Summaries: Glasp uses AI tools like ChatGPT and Claude to summarize long YouTube videos for faster learning.
  • Quick Access to Highlights: Instantly jump to your saved highlights on web pages or videos, making navigation fast and easy.

Pros:

  • Helps users highlight web content and share notes for collaborative learning.
  • Easy note-taking with the Chrome extension; syncs highlights across all devices.
  • Allows users to organize and manage collections of highlights and notes.
  • Uses AI to summarize content and suggest personalized insights.
  • Connects users with others to discover useful content and shared learnings.

Cons:

  • Highlighting may not work well on some pages without refreshing or tab switching.
  • AI summaries might not always be fully accurate or complete.
  • Pro features like private highlights require a $10/month annual plan.
  • No current discounts for students or educators are available.
  • Some features, like advanced video summaries, are locked behind paid plans.

Who is Using Glasp?

Glasp is used by writers, researchers, designers, learners, and product managers to save and share web highlights.

Pricing:

  • Free Plan: $0/month – Includes public highlights, 3 YouTube summaries/day, 5 PDF uploads, and 30 mins of audio transcription monthly.
  • Pro Plan: $12/month – Offers private highlights, 1,000 YouTube summaries, 100 PDFs, 300 mins audio, and Notion auto-sync/export.
  • Unlimited Plan: $30/month – Unlocks 5,000 YouTube summaries, unlimited PDFs, 1500 mins audio, Notion sync, and priority support.

Disclaimer: Please note that pricing information may change. For the most accurate and current pricing details, refer to the official Glasp website.

What Makes Glasp Unique?

Glasp is unique for its smart highlighting, AI-powered content suggestions, YouTube transcription, and social features that let users explore, share, and learn from others’ notes across web pages, PDFs, and videos using a Chrome extension or mobile app.

Summary:

Glasp is used by writers, researchers, designers, learners, and product managers to save and share web highlights.

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