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Workbookly
✓ verifiedFreemium
Turns YouTube videos into interactive worksheets, flashcards and study guides with timestamped practice questions.
1.1K visits/mo32K saves
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Lilys AI
✓ verifiedFreemium
AI assistant that condenses YouTube videos, audio, PDFs, articles and websites into summaries and structured insights.
1.4M visits/mo
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NoteAI
✓ verifiedFreemium
An AI summarizer that turns YouTube, video, audio, PDFs and webpages into notes, transcripts, translations and mind maps.
1.3M visits/mo
Pricing
No public pricing
No public pricing
No public pricing
Core features
- ✦One-click import of YouTube videos or playlists
- ✦AI-generated multiple-choice, fill-in-blank and matching questions
- ✦Timestamped links between exercises and video moments
- ✦Auto-generated flashcard decks and study guides
- ✦Sidebar practice view alongside the video
- ✦Print-ready PDF export with optional answer key
- ✦Automatic playlist syncing for newly published videos
- ✦Summaries of video and audio content
- ✦PDF and document summarization
- ✦Article and website distillation
- ✦Structured notes and insight extraction
- ✦Save-and-subscribe knowledge base
- ✦YouTube summarization and transcripts
- ✦Video and audio summarization
- ✦PDF and webpage summarization
- ✦Mind map generation
- ✦Translation and knowledge extraction
- ✦Export to MP3, MP4 or structured notes
Use cases
- →Self-learners reinforcing material from tutorial videos
- →Teachers building practice sheets from lecture videos
- →Content creators offering supplementary worksheets to viewers
- →Students studying from recorded lessons
- →Quickly review long videos or lectures
- →Extract key points from PDFs and reports
- →Build a personal knowledge library
- →Research topics faster
- →Summarizing YouTube lectures for study
- →Extracting notes from PDFs and articles
- →Turning long content into mind maps
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