Free Online YouTube Summarizer

Paste a YouTube URL and instantly get a concise YouTube summary, timestamped notes, and a visual mind map. Works directly inside Side Space so you can chat with the video content.

No Credit Card Required

Instant Results

100% Free

How It Works

Three simple steps to transform any YouTube video into structured knowledge

Paste the YouTube URL

Our youtube summarizer fetches subtitles automatically, ready for AI processing.

AI processes the transcript

We analyze the content and extract themes, arguments, steps, and examples.

Receive smart results

A concise YouTube summary, a timestamped notes, and a mind map for visual learning.

Export & Share

Export your YouTube summary as Markdown, Timestamped Notes, or Mind Map, or share it via link.

FEATURES

Powerful Features

Everything you need to transform YouTube videos into actionable knowledge

Accurate Subtitle-Based Summaries

Our youtube summarizer is built on precise subtitle parsing — meaning the YouTube summary reflects exactly what the speaker said.

Timestamped Notes

Get a full chapter-style youtube summary with timestamps you can click. Perfect for revisiting important segments.

Auto-Generated Mind Map

Understand the whole video at a glance. The mind map visually outlines the structure and relationships of topics.

Multi-language Support

Supports English, Chinese, Spanish, Japanese, Korean, and any video with subtitles.

Export Options

Export your YouTube summary as Markdown, PDF, or save it inside Side Space.

Works Inside Side Space

Use the summarizer directly in the browser sidebar and access unlimited summaries with one click.

BENEFITS

Why This YouTube Summarizer ?

Your time is valuable. Our YouTube summarizer converts long videos into readable notes, powered by accurate subtitle extraction.

Save Time

Get comprehensive summaries in seconds instead of watching hours of video content

Quick Insights

Jump directly to important moments and key takeaways without scrubbing through videos

Better Learning

Learn complex topics faster with structured, easy-to-scan summaries

Knowledge Base

Turn every YouTube video into searchable, structured knowledge for future reference

Universal Support

Works for tutorials, lectures, documentaries, interviews & more

Share Ready

Generate share-ready blog posts or social media content from any video

Who is this free tool for?

Perfect for anyone who wants to learn more in less time

Students

Turn long lectures into quick YouTube summaries for exams.

Professionals

Extract insights from conference talks or interviews.

Researchers

Digest dense academic or technical videos efficiently.

Content Creators

Create show notes, chapters, or descriptions automatically.

Lifelong Learners

Consume more content with less effort.

Social Media Managers

Share your YouTube summaries, timestamped insights, or mind maps on social media.

FAQ

YouTube Summarizer FAQs

Need help with something? Here are our most frequently asked questions.

A youtube summarizer is an AI tool that takes a YouTube URL, extracts subtitles, and generates a structured YouTube summary including key points, timestamps, and visual notes.

Free to Use

Turn Every YouTube Video Into a Smart Summary

Transform lengthy YouTube videos into concise, actionable summaries in seconds. No registration required - just paste a URL and get instant results.