Stop Wasting Time on YouTube.
Start Extracting Value.

InfoCaptor AI turns long videos into bite-sized summaries, searchable tags, organized dashboards and stunning Knowledge Graphs — learn more in less time.

Try It Free — No Signup Required
Hero Image

📽️ InfoCaptor AI — Your YouTube Summary Assistant

InfoCaptor AI is the only AI summarizer that turns YouTube videos into a connected visual knowledge base — with summaries, entity maps, word clouds, and a filterable knowledge graph.

It’s your second brain 🧠 , but you can see it

InfoCaptor AI is a free Chrome extension that supercharges your productivity by turning any YouTube video into a clear, concise summary in seconds.

With just one click, it transcribes the full video, auto-generates summaries, and extracts key entities, tags, and categories — giving you a 10x productivity boost. Save transcripts and summaries locally or to your account and effortlessly build a searchable, organized personal knowledge base.

Whether you're a student, researcher, or lifelong learner, InfoCaptor AI makes watching optional and understanding effortless.

🚀 Add to Chrome – It’s Free

🧠 Real People, Real Use Cases

Discover how InfoCaptor AI helps different professionals turn YouTube into a powerful second brain.

🎓 The PhD Researcher

Extracts insights from hours of interviews to build an academic knowledge base.

Read Full Story
🧑‍💼 The Busy Executive

Stays ahead of industry trends by summarizing long-form talks instantly.

Read Full Story
🩺 The Medical Student

Captures key clinical takeaways and builds a searchable study dashboard.

Read Full Story
🗞️ The Journalist

Tracks quotes, sources, and themes from breaking news interviews.

Read Full Story
👩‍🏫 The Educator

Builds engaging lessons by extracting key points from long videos.

Read Full Story
🚀 The Startup Founder

Monitors product mentions and competitors in influencer videos.

Read Full Story
🧠 The Neurodivergent Learner

Reduces overwhelm and supports visual retention with summaries and word clouds.

Read Full Story
🎥 The Content Creator

Speeds up video research and scripting with instant topic breakdowns.

Read Full Story
🌍 The Nonprofit Researcher

Analyzes global policy and regional updates from field video content.

Read Full Story
📚 The Curious Viewer

Builds a personal second brain from everyday YouTube learning.

Read Full Story
📖 The BookTuber

Summarizes author interviews and extracts themes to create richer, more insightful reviews.

Read Full Story
🧠 The Feynman Learner

Uses InfoCaptor AI to apply the Feynman Technique, building a personal second brain for any topic.

Read Full Story

Ready to build your second brain from YouTube?

Install the Extension See Pricing

Why InfoCaptor AI? Benefits That Scale With You

⏱️ Time-Saving Benefits - Use InfoCaptor video summary generator for a 10x productivity boost

Save Hours of Watching

Skip the fluff. Get instant summaries and TL;DRs so you can extract value from hours of content in just minutes.

Instant Summary Access

Our AI turns full transcripts into concise, actionable summaries—automatically and instantly.

Use Without Logging In

Run everything locally in your browser. No sign-up or account needed to start summarizing videos.

🔍 Content Discovery & Organization

Build Your Personal Knowledge Base

Turn videos into your own searchable, organized knowledge system—summarized, tagged, and visualized just for you. Perfect for lifelong learners, creators, and researchers.

Smart Tagging & Categorization

Each video is tagged and categorized automatically, giving structure to unstructured content.

Organized Dashboards

View content grouped by channels, tags, or mentioned entities for seamless navigation.

Detailed Video Pages

Each video includes TL;DR, full transcript with timestamps, and embedded video for easy review.

Powerful Filtering

Find exactly what you need by filtering dashboards by tag, category, or entity mentions.

📊 Visualization & Analysis

Keyword Extraction

See the most frequently mentioned terms and their density across transcripts for instant topic analysis.

Knowledge Graph

Navigate an interactive force-directed graph that links videos, tags, categories, and entities — see how ideas connect visually.

Entity Recognition

InfoCaptor detects people, companies, and products mentioned in videos and makes them filterable.

Word Cloud Generator

Turn transcript data into compelling visuals with customizable word clouds to spot patterns at a glance.

Bubble Pack View

Explore keyword relationships using interactive, dynamic bubble clusters for visual storytelling.

🏢 Industry-Specific Use Cases

Education & Academia

Summarize lectures and transform video courses into study-ready, topic-based dashboards for student revision.

Marketing & SEO

Extract SEO strategies, keywords, and influencer advice from top marketing videos and optimize faster.

Startups & Founders

Stay up to date on founder advice, VC insights, and product trends across channels like YC or MFM.

Content Creators & Podcasters

Auto-generate summaries and highlights from your own podcast episodes for better content repurposing.

Journalism & Research

Quickly extract quotes, topics, and speaker insights from hours of interviews and public recordings.

Product & UX Research

Summarize user interviews, tag key feedback points, and visualize insights for team decision-making.

🎯 See How People Like You Use Our YouTube Video Summarizer

💼 Busy Professionals

Get the most out of any video before you even watch it. Stay informed without the time drain.

🎓 Students

Use our summaries as study aids, lecture notes, or cheat sheets to save hours.

🎥 Content Creators

Streamline video research and gather ideas faster for your next big thing.

👩‍🏫 Educators

Enhance lesson planning and bring structured insights into your classrooms.

🗞️ Journalists

Extract the key quotes and facts from interviews, briefings, and press events.

🍿 Casual Viewers

Enjoy more content in less time. Skip to the good stuff without missing anything.

🔬 Researchers

Scan hours of expert talks, panels, and interviews for relevant findings in minutes.

📊 Product Managers

Extract user pain points and feature requests from recorded interviews instantly.

How It Works

1. Download Extension

Download the Free Chrome Extension.

Free Extension
2. Launch Extension

While watching any YouTube Video, launch the InfoCaptor Chrome Extension and Summarize.

View Demo
3. View Transcripts and Summaries

The transcripts and summaries are stored locally in your browser. If you choose to login, the transcripts and summaries are synced up into your account as well.

Vide Demo

See It In Action

Y Combinator Summary Dashboard

Explore handpicked Y Combinator videos that are auto-transcribed, summarized, and enriched with key themes, founders, companies, and investor mentions—giving you a fast, searchable view without watching the full videos.

Y Combinator Insights
Neil Patel - SEO

Dive into bite-sized summaries of Neil Patel’s top SEO strategies. Each video is broken down into core tips, keywords, and insights so you can grasp ranking tactics and marketing techniques instantly.

Neil Patel Insights
MicroConf - Rob Walling

Get quick access to startup lessons from bootstrapped founders. The dashboard distills MicroConf sessions into actionable takeaways, themes, and founder tips for SaaS builders and indie hackers.

MicroConf Insights
Greg Isenberg

Track Greg's latest takes on AI, community building, and product-led growth. The dashboard summarizes podcast clips and interviews into key trends, startup ideas, and social growth strategies.

Greg Isenberg Insights
My First Million

Summarized insights from Shaan Puri and Sam Parr’s top episodes. Explore money-making ideas, viral business models, and behind-the-scenes commentary—all structured into digestible highlights.

My First Million Insights
MIT OpenCourseWare

Access summaries from MIT’s world-class lectures. This dashboard transforms long-form academic content into keyword-rich knowledge maps for quick reference and study support.

MIT Insights
Other Popular Channels

Explore a growing collection of user-generated dashboards. As transcripts are created and summarized, new channels and themes emerge—turning video content into living knowledge hubs.

More Insights

Powerful Features That Save You Time

Auto Transcribe

Automatically convert spoken words from videos into accurate, timestamped transcripts—no manual effort needed.

Instant Summaries

Get TL;DR-style takeaways in seconds. Our AI condenses entire videos into digestible, actionable points.

Auto Tagging

Tags are generated on the fly, helping you filter and discover content effortlessly across all your summaries.

Auto Categorization

Each video is intelligently categorized, allowing your dashboard to group related topics without manual input.

Entity Extraction

People, companies, and products mentioned in a video are auto-detected and displayed as clickable filters.

Keyword Analysis

Track keyword frequency and density to see what topics dominate each video or channel at a glance.

Word Cloud Visualization

Each summary generates a unique word cloud, turning data into a visual snapshot of key terms and themes.

Bubble Pack View

See tag and keyword relationships come alive with our bubble pack layout—an engaging and interactive map.

Local Dashboard (No Login)

Work privately in your browser with a local dashboard—your data, summaries, and filters without needing an account.

Cloud Dashboard

Sign in to access your saved videos, organized dashboards, and cross-device continuity from anywhere.

Powerful Filters

Narrow down content by tags, categories, or named entities. Find what matters most with precision filters.

Detailed Video Pages

Each video has its own page with summary, transcript, timestamps, and direct video access—all in one place.

Dashboards by Tag

Explore collections of videos automatically grouped by their most prominent tags for deep topical discovery.

Dashboards by Channel

Every channel gets a dedicated dashboard with summaries, word clouds, and video insights—all organized for you.

Dashboards by Entity

Track videos mentioning specific people, brands, or products. Great for research, monitoring, or inspiration.

⭐ Loved by Thousands of Users

A
Anita Rao ★★★★★

The word cloud visualization is genius! I instantly see what the video is really about without hitting play.

M
Mark Jensen ★★★★★

As an SEO consultant, I love how it pulls out keyword density from transcripts. It’s like a content audit built into a YouTube summary tool.

Z
Zoya Khan ★★★★★

I used the word bubble to pick out exactly which topics were trending across videos on a single channel. Game-changer!

D
David Lin ★★★★★

Love how the summary is broken down by sections. I jump right to the part I care about instead of skimming a full transcript.

E
Emily Cho ★★★★★

It’s like someone chapterized the whole video. I get bite-sized insights by section — super helpful for long interviews.

B
Ben Mendez ★★★★★

This tool saved me hours on a 90-minute panel video. Each section summary was like a meeting note!

S
Sara Delgado ★★★★★

The summary told me it featured Steve Jobs and Elon Musk — I would’ve never known from the title. Unreal!

K
Kiran Patel ★★★★★

It picked up key names like Stripe, YC, and Dropbox founders even when they were just mentioned in passing. Huge time saver for research!

J
Jake Tran ★★★★★

This would’ve taken me 30 minutes to figure out manually. It pulled all the key people and startups instantly. Magic!

L
Les O'Hara ★★★★★

So helpful in getting the meat and potatoes out of the infinite knowledge of YouTube.

J
Joe Bourne ★★★★★

Excellent app. I save hours by summarizing podcasts and videos instantly.

T
Tim Balashov ★★★★★

Real timesaver!

P
Pranav Suri ★★★★★

Like reading a paper abstract before diving in. Total game changer.

Q
Quý Bùi Tứ ★★★★★

Summarizes long videos beautifully. Highly recommended and worth the price!

R
Romrick Albia ★★★★★

I love it so much <3 It's fast and accurate.

K
Kim Minji ★★★★★

Huge productivity boost. Even the free version is super helpful!

B
Bob Perry ★★★★☆

Much better than other tools I tried. Great for skimming long videos.

L
Lance ★★★★★

Handles even 8-hour government hearings. Amazing insight and transcription.

R
Ravi Narayan ★★★★★

I just share my “AI” tag page link with teammates. It’s like my curated learning list—way easier than bookmarking individual videos.

F
Fatima Alvi ★★★★★

I created a tag called “fundraising” and now I just share that URL with startup founders. It’s my own little knowledge base.

O
Oliver Cheng ★★★★★

Sharing a channel summary dashboard is way more useful than sending someone 10 YouTube links. It’s organized and searchable.

N
Nina Harris ★★★★★

It’s like having a personal wiki. I can tag videos and share a custom link with my team or students instantly.

W
Will Zhang ★★★★★

The ability to filter and share by tag or topic is 🔥. I’ve never seen a YouTube tool that helps with knowledge sharing like this.