SummarizAI: YouTube Summary, Chat with Video, Flashcards & Quiz

Summarize YouTube videos with ChatGPT & Claude. Chat, flashcards, quizzes, timestamps, study notes and fact checks.

SummarizAI: AI YouTube Summarizer helps you understand YouTube videos faster with AI-powered summaries, chapters, timestamps, chat, flashcards, quizzes, study notes, and fact checking — directly on the YouTube watch page. Stop wasting time scrubbing through long videos. SummarizAI adds an AI summary panel beside YouTube so you can quickly capture the key ideas, important moments, and useful takeaways from any video. What SummarizAI can do: • Summarize YouTube videos with AI Generate clear, structured summaries from video transcripts and captions. • Create timestamped chapters See the main sections of a video and jump directly to the moments that matter. • Chat with YouTube videos Ask questions about the video and get answers based on the content. • Generate flashcards Turn educational videos, tutorials, lectures, and podcasts into study cards. • Take quizzes Test your understanding with AI-generated quiz questions. • Create study notes Convert long videos into organized notes for learning, research, or review. • Fact check video claims Analyze key claims from a video and review AI-assisted verification. • Customize your summary Choose summary length, format, language, style, and AI persona. SummarizAI is useful for: Students watching lectures Researchers reviewing long videos Developers learning from tutorials Entrepreneurs studying business content Language learners practicing with YouTube Podcast listeners who want the key points Anyone who wants to learn faster on YouTube Whether you are watching educational videos, tutorials, interviews, podcasts, documentaries, business content, coding lessons, or study material, SummarizAI helps you save time and understand more. No more endless rewinding. No more missing the main point. No more watching an entire video just to find one useful idea. SummarizAI brings AI video summaries, YouTube transcript summarization, AI chat, flashcards, quizzes, study notes, fact checking, and timestamped chapters into one simple Chrome extension. Watch less. Learn more.