TubeStack — YouTube Summarizer with Flashcards
YouTube summarizer that turns any video into flashcards. Summarize lectures, tutorials, & more — right inside YouTube's sidebar.
As of June 2026, TubeStack — YouTube Summarizer with Flashcards has 16 users and a 5.00/5 rating from 3 reviews in the Education category.
Usersno change0%
16
16
Ratingno change0%
5.00
3 reviews
Reviewsno change0%
3
Version
2.0.6
Manifest V3
90-day change · In the last 90 days this extension 4 version updates, changed permissions.
History
7 snapshotsTracking since May 4, 2026.
View as table
| Date | Users | Rating | Reviews | Version |
|---|---|---|---|---|
| May 4, 2026 | — | — | — | 1.1.0 |
| May 9, 2026 | — | — | — | 1.1.0 |
| May 14, 2026 | 10 | 5.00 | 2 | 1.1.0 |
| May 21, 2026 | 12 | 5.00 | 2 | 2.0.2 |
| May 27, 2026 | 12 | 5.00 | 2 | 2.0.3 |
| Jun 3, 2026 | 14 | 5.00 | 2 | 2.0.5 |
| Jun 9, 2026 | 15 | 5.00 | 2 | 2.0.5 |
| Now | 16 | 5.00 | 3 | 2.0.6 |
Changelog
- Jun 9, 2026description
TubeStack is a YouTube summarizer that instantly reads any video's transcript and converts it into AI-generated flashcards — right inside YouTube's sidebar, without leaving the page. Unlike basic YouTube summary tools that give you a wall of bullet points, TubeStack gives you interactive, flippable study cards with timestamp links so you can jump back to any moment in the video. ────────────────────────────────────── HOW IT WORKS ────────────────────────────────────── 1. Open any YouTube video 2. Click "Create Stack" in the TubeStack sidebar panel 3. AI summarizes the video transcript into categorized flashcards 4. Flip through cards, tap timestamps to jump to that exact moment ────────────────────────────────────── WHY TUBESTACK BEATS OTHER YOUTUBE SUMMARIZERS ────────────────────────────────────── Most YouTube summarizer extensions give you a plain text dump. TubeStack goes further — it structures the AI summary into topic-grouped flashcards you can actually study from, turning passive watching into active learning. ────────────────────────────────────── FEATURES ────────────────────────────────────── - AI YouTube summarizer built into the sidebar — no tab switching - Flashcards generated from any YouTube video transcript - Cards grouped by topic for easy navigation - Tap any card to jump to that timestamp in the video - Flashcard flip animation for self-testing and recall - Saves your stack so it reloads instantly on return visits - Sign in with Google to sync your stacks across devices ────────────────────────────────────── PERFECT FOR ────────────────────────────────────── - Students summarizing lecture recordings and university talks - Developers learning from coding tutorials and tech breakdowns - Professionals watching industry webinars and conference talks - Anyone using YouTube as a learning tool who wants to retain more ────────────────────────────────────── ALSO WORKS AS ────────────────────────────────────── - YouTube transcript summarizer - AI video summary tool - YouTube to notes converter - YouTube study tool - Video lecture summarizer No tab switching. No copy-pasting. Just open a video, summarize it, and start learning.
TubeStack is a YouTube summarizer that instantly reads any video's transcript and converts it into AI-generated flashcards — right inside YouTube's sidebar, without leaving the page. Unlike basic YouTube summary tools that give you a wall of bullet points, TubeStack gives you interactive, flippable study cards with timestamp links so you can jump back to any moment in the video. ────────────────────────────────────── HOW IT WORKS ────────────────────────────────────── 1. Open any YouTube video 2. Click "Create Stack" in the TubeStack sidebar panel 3. AI summarizes the video transcript into categorized flashcards 4. Flip through cards, tap timestamps to jump to that exact moment ────────────────────────────────────── WHY TUBESTACK BEATS OTHER YOUTUBE SUMMARIZERS ────────────────────────────────────── Most YouTube summarizer extensions give you a plain text dump. TubeStack goes further — it structures the AI summary into topic-grouped flashcards you can actually study from, turning passive watching into active learning. ────────────────────────────────────── FEATURES ────────────────────────────────────── - AI YouTube summarizer built into the sidebar — no tab switching - Ultimate notes making tool from Youtube video - Flashcards generated from any YouTube video transcript - Cards grouped by topic for easy navigation - Tap any card to jump to that timestamp in the video - Saves your stack so it reloads instantly on return visits - Download page for later revision/lookup ────────────────────────────────────── PERFECT FOR ────────────────────────────────────── - Students summarizing lecture recordings and university talks - Professionals watching industry webinars and conference talks - Anyone using YouTube as a learning tool who wants to retain more ────────────────────────────────────── ALSO WORKS AS ────────────────────────────────────── - YouTube transcript summarizer - Notes making - AI video summary tool - YouTube to notes converter - YouTube study tool - Video lecture summarizer No tab switching. No copy-pasting. Just open a video, summarize it, and start learning.
- May 27, 2026category
productivity/tools
productivity/education
- May 14, 2026description
TubeStack turns any YouTube video into a set of AI-generated flashcards right inside the YouTube sidebar, without leaving the page. HOW IT WORKS 1. Open any YouTube video 2. Click "Create stack" in the TubeStack panel 3. AI reads the video transcript and generates categorized flashcards 4. Flip through cards, tap timestamps to jump back to that moment in the video WHY USE IT Watching educational content on YouTube is passive. TubeStack makes it active, converting lectures, tutorials, and talks into structured flashcards you can actually study from. FEATURES • AI-generated flashcards from any YouTube transcript • Cards grouped by topic for easy navigation • Tap a card to jump to the exact moment in the video • Flashcard flip animation for self-testing • Saves your stack so it loads instantly on return visits • Sign in with Google to sync your stacks PERFECT FOR • Students watching lecture recordings • Developers learning from coding tutorials • Anyone who wants to retain more from YouTube No tab switching. No copy-pasting. Just open a video and start learning.TubeStack is a YouTube summarizer that instantly reads any video's transcript and converts it into AI-generated flashcards — right inside YouTube's sidebar, without leaving the page. Unlike basic YouTube summary tools that give you a wall of bullet points, TubeStack gives you interactive, flippable study cards with timestamp links so you can jump back to any moment in the video. ────────────────────────────────────── HOW IT WORKS ────────────────────────────────────── 1. Open any YouTube video 2. Click "Create Stack" in the TubeStack sidebar panel 3. AI summarizes the video transcript into categorized flashcards 4. Flip through cards, tap timestamps to jump to that exact moment ────────────────────────────────────── WHY TUBESTACK BEATS OTHER YOUTUBE SUMMARIZERS ────────────────────────────────────── Most YouTube summarizer extensions give you a plain text dump. TubeStack goes further — it structures the AI summary into topic-grouped flashcards you can actually study from, turning passive watching into active learning. ────────────────────────────────────── FEATURES ────────────────────────────────────── - AI YouTube summarizer built into the sidebar — no tab switching - Flashcards generated from any YouTube video transcript - Cards grouped by topic for easy navigation - Tap any card to jump to that timestamp in the video - Flashcard flip animation for self-testing and recall - Saves your stack so it reloads instantly on return visits - Sign in with Google to sync your stacks across devices ────────────────────────────────────── PERFECT FOR ────────────────────────────────────── - Students summarizing lecture recordings and university talks - Developers learning from coding tutorials and tech breakdowns - Professionals watching industry webinars and conference talks - Anyone using YouTube as a learning tool who wants to retain more ────────────────────────────────────── ALSO WORKS AS ────────────────────────────────────── - YouTube transcript summarizer - AI video summary tool - YouTube to notes converter - YouTube study tool - Video lecture summarizer No tab switching. No copy-pasting. Just open a video, summarize it, and start learning.
- May 14, 2026short_description
Converts any Youtube video transcript into categorized, execution-ready flashcards using AI — right in the YouTube sidebar.
YouTube summarizer that turns any video into flashcards. Summarize lectures, tutorials, & more — right inside YouTube's sidebar.
- May 14, 2026name
TubeStack — YouTube to Flashcards
TubeStack — YouTube Summarizer with Flashcards
- May 14, 2026host_permissions
https://www.youtube.com/*, https://api.supadata.ai/*, https://generativelanguage.googleapis.com/*, https://flashtube-extension-production.up.railway.app/*
https://www.youtube.com/*, https://flashtube-extension-production.up.railway.app/*
Permissions & access
- Permissions
- storageidentity
- Host access
- https://www.youtube.com/*, https://flashtube-extension-production.up.railway.app/*
Screenshots
About
TubeStack is a YouTube summarizer that instantly reads any video's transcript and converts it into AI-generated flashcards — right inside YouTube's sidebar, without leaving the page. Unlike basic YouTube summary tools that give you a wall of bullet points, TubeStack gives you interactive, flippable study cards with timestamp links so you can jump back to any moment in the video. ────────────────────────────────────── HOW IT WORKS ────────────────────────────────────── 1. Open any YouTube video 2. Click "Create Stack" in the TubeStack sidebar panel 3. AI summarizes the video transcript into categorized flashcards 4. Flip through cards, tap timestamps to jump to that exact moment ────────────────────────────────────── WHY TUBESTACK BEATS OTHER YOUTUBE SUMMARIZERS ────────────────────────────────────── Most YouTube summarizer extensions give you a plain text dump. TubeStack goes further — it structures the AI summary into topic-grouped flashcards you can actually study from, turning passive watching into active learning. ────────────────────────────────────── FEATURES ────────────────────────────────────── - AI YouTube summarizer built into the sidebar — no tab switching - Ultimate notes making tool from Youtube video - Flashcards generated from any YouTube video transcript - Cards grouped by topic for easy navigation - Tap any card to jump to that timestamp in the video - Saves your stack so it reloads instantly on return visits - Download page for later revision/lookup ────────────────────────────────────── PERFECT FOR ────────────────────────────────────── - Students summarizing lecture recordings and university talks - Professionals watching industry webinars and conference talks - Anyone using YouTube as a learning tool who wants to retain more ────────────────────────────────────── ALSO WORKS AS ────────────────────────────────────── - YouTube transcript summarizer - Notes making - AI video summary tool - YouTube to notes converter - YouTube study tool - Video lecture summarizer No tab switching. No copy-pasting. Just open a video, summarize it, and start learning.
Technical
- Version
- 2.0.6
- Manifest
- V3
- Size
- 34.43KiB
- Min Chrome
- 88
- Languages
- 1
- Featured
- No
Metadata
- ID
- lkmecfkcbngoajbgmjefogldopgaocdd
- Developer ID
- u90e5f4e2602470c8bc223eb838137b36
- Developer Email
- [email protected]
- Created
- May 3, 2026
- Last Updated (Store)
- Jun 8, 2026
- Last Scraped
- Jun 9, 2026
- Website
- —
- Support URL
- —
Data sourced from the Chrome Web Store · last verified Jun 9, 2026.