AI PDF

Glasp

Glasp is a social PDF and web highlighter that helps users collect, organize, share, and revisit notes across webpages, PDFs, videos, and reading apps.

What is Glasp?

Glasp is a social PDF and web highlighter for collecting highlights and notes from webpages, PDFs, YouTube videos, and reading apps. It helps users organize knowledge, export it to note-taking tools, and build a personalized AI memory from their saved content.

Glasp vs Similar AI Tools

Pricing ModelFree, PaidPaidFree, FreemiumFree, Freemium, Paid, Custom Pricing
Free Credits
Key Features
  • Web and PDF highlighting
  • YouTube highlighting with timestamps
  • Note-taking on highlights
  • Write letter directly in browser
  • Upload PDF, image, or document
  • Single or bulk recipients with personalization
  • Timeline with 12 event categories (vet, vaccine, weight, etc.)
  • Photo and note entries with up to 3 photos per entry
  • Weight charts with soft teal trends and plain-English summaries
  • Chat with PDFs and ask questions about uploaded papers
  • Literature review and paper search tools
  • AI writing support for research tasks
Pros
  • Supports webpages, PDFs, YouTube, and reading apps
  • Strong export options for popular note-taking tools
  • No printer, envelope, or stamp needed
  • Works for international addresses
  • Passive AI that doesn't require prompts
  • Warm, non-alarming tone
  • Strong fit for academic and scholarly workflows
  • Multiple research tools in one platform
Cons
  • Advanced privacy and extra features require a paid upgrade
  • Best experience depends on browser extension or app usage
  • Delivery estimates can vary due to weekends, holidays, or postal delays
  • Only digital input; no physical pickup option
  • Currently only for dogs
  • Some advanced features require Pro subscription
  • Pricing details are not fully transparent on the homepage
  • Best results depend on source quality and research context
Best For
  • Researchers
  • Students
  • Sending one-off physical letters quickly
  • Sending official documents that require postal mail
  • Dog owners who want to keep a detailed, organized life journal for their pet
  • Pet parents who appreciate warm design and gentle AI insights
  • Students
  • Researchers

How to use Glasp?

  1. 1Add Glasp to Chrome or Safari.
  2. 2Highlight text on webpages, PDFs, Kindle content, or YouTube videos.
  3. 3Attach notes, tags, and authors to organize your highlights.
  4. 4Import highlights from supported apps and services if needed.
  5. 5Export your highlights to tools like Notion, Obsidian, Roam Research, or file formats such as Markdown, HTML, CSV, and JSON.
  6. 6Review your highlights, follow others, and chat with your AI clone for insights.

Glasp Key Features

  • Web and PDF highlighting
  • YouTube highlighting with timestamps
  • Note-taking on highlights
  • AI clone built from saved highlights and notes
  • Import from Kindle, Pocket, Medium, Instapaper, Readwise, Snipd, and more
  • Tag and author organization
  • Searchable knowledge graph
  • Export to Notion, Obsidian, Roam Research, Markdown, HTML, CSV, and JSON
  • Social sharing of highlights
  • Cross-device sync

Glasp Use Cases

  • Research and literature review
  • Learning and spaced review of saved notes
  • Saving and organizing quotes from articles and PDFs
  • Capturing insights from YouTube lectures and podcasts
  • Sharing highlights with peers or followers
  • Building a personal knowledge base
  • Exporting reading notes into a second-brain app

Glasp Pricing & Free Credits

Glasp currently operates on a Free, Paid model.

Free Tier

Free

$0

Free plan for unlimited highlighting, organizing, and exporting, with optional Pro upgrades for privacy and advanced features.

Paid Plans

Glasp Pro

Paid

Upgrade for unlimited private highlights and notes plus enhanced privacy and additional features.

Free

$0

Free plan for unlimited highlighting, organizing, and exporting, with optional Pro upgrades for privacy and advanced features.

Glasp Pro

Paid

Upgrade for unlimited private highlights and notes plus enhanced privacy and additional features.

Glasp Pros & Cons

Pros

  • Supports webpages, PDFs, YouTube, and reading apps
  • Strong export options for popular note-taking tools
  • AI clone adds personalized insights from your highlights
  • Social sharing and knowledge discovery features
  • Free plan available

Cons

  • Advanced privacy and extra features require a paid upgrade
  • Best experience depends on browser extension or app usage
  • AI clone usefulness depends on the quality of saved notes

What is Glasp best for?

  • Researchers
  • Students
  • Writers
  • Knowledge workers
  • Readers who use second-brain tools
  • People who want to share or revisit highlights

Glasp FAQ

Top free alternatives to Glasp

ChatPDF AI logo

ChatPDF lets you chat with PDFs to summarize, translate, and ask questions with cited answers, free to start.

Free
Image to Text Converter logo

An online OCR tool that extracts editable text from JPG, PNG, and other images.

Free
Wondershare logo

Wondershare is an AI-powered creativity and productivity platform with tools for video editing, PDFs, diagrams, data recovery, and more.

Free
AutoPPT logo

AutoPPT is an AI presentation generator that creates editable slides from prompts or uploaded files in seconds.

Free
Jungle logo

Jungle is an AI flashcard and quiz generator that turns notes, slides, PDFs, and videos into study questions in seconds.

Free
LlamaIndex logo

LlamaIndex offers LlamaParse and LiteParse for AI-powered document parsing, OCR, and workflow automation.

Free
Plus AI logo

Plus AI is an AI presentation maker for Google Slides and PowerPoint that generates, edits, and reformats decks inside your existing workflow.

Free
MachineTranslation.com logo

MachineTranslation.com is a free AI translation platform that compares 22 models to help users choose the best result.

Free

Best alternatives AI Tools to Glasp

Pieterpost logo

Pieterpost lets you write or upload a PDF online and they print, stamp, and mail it as a physical letter for you.

T

Tamadoggo is an AI-powered smart journal for dog owners that automatically logs vet visits, walks, and milestones, providing gentle AI insights and monthly summaries.

SciSpace logo

SciSpace is an AI research assistant for finding papers, chatting with PDFs, drafting research content, and generating citation-backed outputs.

NotebookLM logo

Google’s source-grounded AI research and note-taking assistant for summarizing, organizing, and chatting with your own documents.

Leni logo

Leni is an AI platform for investors and real estate teams that automates research, underwriting, reporting, and document review with finance-ready outputs.

ChatPDF AI logo

ChatPDF lets you chat with PDFs to summarize, translate, and ask questions with cited answers, free to start.

Free