# TAGiT > You forget 90% of what you watch within a week. TAGiT helps you remember. TAGiT is a Chrome extension and Progressive Web App that transforms YouTube videos into lasting knowledge through AI-powered tagging, summaries, and flashcards using proven memory techniques like spaced repetition and active recall. TAGiT helps students, researchers, professionals, and lifelong learners build a personal YouTube knowledge library. Press Alt+T (Windows/Linux) or Opt+T (Mac) to capture any moment while watching, get instant AI-generated summaries, and study with automatically generated flashcards. Built on 140 years of memory science (Ebbinghaus, 1885), TAGiT applies proven learning techniques that can improve retention by 75-92%. One-click bookmarking combined with AI summaries and smart flashcards creates your personal knowledge database. **Key Features**: One-click tagging during playback, AI-powered context-aware summaries, auto-generated flashcards for spaced repetition, powerful search across all tagged videos, cross-device sync, and export to PDF & Markdown. **Pricing**: Free tier (25 tags/month) with Premium plans for unlimited tagging, summaries, flashcards, and export features. No API keys required—all AI processing is handled server-side. ## Getting Started - [How to Use TAGiT](https://tagit.video/how-to): Complete video walkthrough showing tagging workflow, dashboard management, flashcard review, and data export - [About TAGiT](https://tagit.video/about): Product overview, mission, key features, privacy policy, and who TAGiT is perfect for - [FAQ](https://tagit.video/faq): Comprehensive answers about video tagging, knowledge management, pricing, features, privacy, and platform support ## Use Cases & Learning - [Use Cases](https://tagit.video/use-cases): Detailed scenarios for students, researchers, professionals, and lifelong learners - [Memory Science](https://tagit.video): Understanding the forgetting curve, active recall, spaced repetition, and why capturing moments while watching strengthens memory encoding ## Product Pages - [Pricing Plans](https://tagit.video/pricing): Free tier and Premium plan details with feature comparison - [Chrome Extension](https://chromewebstore.google.com/detail/tagit-video-bookmarking-a/bdicikdkiobadnneahpfpgmbgchppnfn): Official Chrome Web Store listing for browser extension - [Web Dashboard](https://app.tagit.video): Progressive Web App for managing tags, reviewing flashcards, and exporting knowledge ## Resources - [GitHub Repository](https://github.com/adampao/tagit-video): Public marketing repository with product information and resources - [Privacy Policy](https://tagit.video/privacy): Data handling, encryption, GDPR compliance, and security details - [Terms of Service](https://tagit.video/terms): Usage terms and conditions ## Optional - [Contact & Support](mailto:adam@tagit.video): Customer support email for questions and assistance - [Creator on X](https://x.com/adamvisu): Follow for product updates and learning tips - [Creator Profile](https://adampetritsis.com): About Adam VisuAl+, founder and developer of TAGiT