AI-powered tool to summarize YouTube transcripts and capture key insights instantly.
Users
2,000
0 in 30 days
Rating
5.0 / 5
+0.03 in 30 days
Ratings
139
+6 in 30 days
Store rank
#19K
#16K among extensions
Version
0.0.7
updated 26 Dec 2025
Users
monthly, 14 months
Latest, 15 Oct 2026:2,000 usersMove the mouse over the chart for any month
Ratings count
monthly, 14 months
Latest, 15 Oct 2026:139 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About Decopy AI | YouTube Summary & Transcript Generator
📌AI Powered YouTube Video Summarzer
YouTube Video Summarzer is a fast and free AI tool that generates YouTube video transcripts, key point summaries, mind maps, and FAQs. It helps you quickly grasp the core content of any YouTube video, saving time and boosting productivity.
🚀 Why Choose Us?
Tired of spending too much time watching long videos? YouTube Video Summarzer tool summarizes YouTube videos in just seconds, so you can focus on the key takeaways. Ideal for students, professionals, content creators, and anyone who values efficient information consumption.
🔍 Feature Highlights
🎯 One-Click Structured SummariesInstantly extract the core content of any video—no need to watch the entire thing or take manual notes.
🧠 AI Semantic Understanding EnginePowered by large language models like GPT, Decopy deeply analyzes the logic and key insights—not just word-by-word transcripts.
🌐 Multilingual Video SupportAutomatically detects the video language and supports summaries in 8+ languages, including English, Chinese, Spanish, French, German, and Japanese.
🧾 Multi-Format OutputGet summaries as bullet points, FAQs, diagrams, and mind maps, Suitable for different usage needs.
🪟 Integrated YouTube ExperienceNo need to open a new tab or copy links, everything happens right inside the YouTube page sidebar.
💾 Save, Copy & ShareEasily copy summaries, export files, or share with others. Perfect for learning and content management.
⚙️ How It Works
Decopy uses advanced speech-to-text and semantic analysis technology to transform audio content into structured knowledge. It goes beyond basic transcription to truly understand video context and deliver valuable, concise insights.
👥 Who It's For
• 👩🎓 Students – Quickly extract key points for study or exam prep.
• 🧑💼 Professionals – Save time on meetings, lectures, and industry talks.
• ✂️ Content Creators – Efficiently extract content for editing or scripting.
• 🌍 Language Learners – Combine subtitles with summaries to boost comprehension.
• 📝 Social Media Managers – Quickly generate notes, titles, and post ideas.
🛠️ How to Use
1. Open any YouTube video.
2. Click the "Generate Summary" button in the sidebar.
3. Wait a few seconds while the AI analyzes and summarizes the content.
4. Copy, save, or share the structured summary with one click.
🚀 Experience smarter video consumption with Decopy!
Install now to save time and absorb knowledge more efficiently.If you find Decopy helpful, we’d love your ⭐⭐⭐⭐⭐ review!Your feedback is essential and helps us improve continuously.
Growth
Window
Users
Change
Ratings
Rating
7 days
0
+0.0%
+1
+0.03
30 days
0
+0.0%
+6
+0.03
6 months
0
+0.0%
+49
+0.03
1 year
+1,835
+1112.1%
+136
−0.01
Chrome Web Store search rankings
Where Decopy AI | YouTube Summary & Transcript Generator appears when people search the store, with the 30 day change