Highlighting Tools
Highlight Website
Transform any webpage into your personal study material with highlights and annotations.
Highlight Notes
Paste any text (e.g. from Apple Notes or Google Keep) and highlight in your notes with multiple colors.
YouTube Highlighter
Highlight YouTube transcripts with multiple colors. Add notes, export to PDF/Markdown, and more.
PDF Highlighter
Upload a PDF and highlight it right in your browser — no install, no sign-up. Sign up to keep it.
Reader Tools
Summary Tools
Video Tools
Learning Tools
Flashcard Learning
Study ready-made flashcard sets with free spaced repetition — no account needed. Browse learning paths or start your own deck.
Website Flashcard Generator
Turn any website into study flashcards with on-device AI. Free, private, no signup.
YouTube Flashcard Generator
Turn any YouTube video into study flashcards from its transcript. Free, private, no signup.
PDF Flashcard Generator
Upload a PDF and turn it into flashcards with on-device AI. Great for lecture notes and textbook chapters.
Kindle Flashcards
Turn your Kindle highlights into flashcard decks and study them with spaced repetition. Free, no signup, private.
Import Kindle Highlights
Import and export your Kindle highlights and notes from My Clippings.txt or read.amazon.com/notebook — organized by book.
More Tools Coming Soon
HTML Highlighter
Paste any HTML content and highlight the text you want to highlight.
Fast & Efficient
All our tools are optimized for speed and efficiency, working directly in your browser.
100% Free
All tools are completely free to use with no hidden costs or registration required.
Privacy First
Your data stays in your browser. We don't track or store any of your information.