YouTube Spoiler - AI Video Summaries

Spoil any YouTube video instantly! Hover over thumbnails, click 'Spoil', and get AI-powered summaries of key points.

As of June 2026, YouTube Spoiler - AI Video Summaries has 31 users and a 5.00/5 rating from 1 reviews in the Productivity category.

Usersup 342.9 percent+342.9%
31
31
Ratingno change0%
5.00
1 reviews
Reviewsno change0%
1
Version
2.5.0
Manifest V3
90-day change · In the last 90 days this extension 2 version updates, changed permissions.

History

15 snapshots

Tracking since Apr 1, 2026.

36.1620.54.84Apr 1, 2026Jun 22, 2026
View as table
DateUsersRatingReviewsVersion
Apr 1, 202675.0012.0.0
Apr 17, 202695.0012.0.0
Apr 22, 2026145.0012.1.0
Apr 27, 2026175.0012.3.0
May 2, 2026255.0012.3.0
May 7, 2026295.0012.4.0
May 11, 2026345.0012.5.0
May 14, 2026325.0012.5.0
May 19, 2026305.0012.5.0
May 23, 2026285.0012.5.0
May 28, 2026275.0012.5.0
Jun 2, 2026285.0012.5.0
Jun 6, 2026325.0012.5.0
Jun 10, 2026335.0012.5.0
Jun 22, 2026295.0012.5.0
Now315.0012.5.0

Changelog

  • May 7, 2026
    permissions
    storage
    storage, identity, identity.email
  • May 2, 2026
    description
    YouTube Spoiler - AI Video Summarizer | Summarize YouTube Videos Without Watching
    
    Summarize any YouTube video in 2 seconds — without opening it. Hover over any thumbnail, click "Spoil", and get AI-powered bullet-point summaries instantly. The fastest YouTube video summarizer extension for Chrome.
    
    WHAT MAKES YOUTUBE SPOILER DIFFERENT?
    Unlike other YouTube summarizer extensions that require you to open the video first, YouTube Spoiler works directly from thumbnails. Hover, click, done. No extra tabs, no copy-pasting URLs, no waiting for a page to load. Scan 10 videos in the time it takes to summarize one with other tools.
    
    HOW IT WORKS
    1. Hover over any YouTube thumbnail — a "Spoil" badge appears
    2. Click "Spoil" — AI reads the video's captions and generates key takeaways
    3. Read the summary, copy it, or move on — in seconds, not minutes
    
    FEATURES
    - AI-powered YouTube video summaries — bullet-point takeaways streamed in real time
    - Summarize from thumbnails — no need to open the video page
    - Summaries in 34+ languages — get summaries in your preferred language, regardless of what language the video is in. Supports English, Spanish, French, German, Arabic, Hindi, Urdu, Chinese, Japanese, Korean, and many more. Includes right-to-left text support for Arabic, Hebrew, Urdu, and Persian
    - Rate summaries — thumbs up or down on every summary to help us improve quality
    - Works everywhere on YouTube — homepage, search, sidebar, subscriptions, playlists, channels
    - Copy summaries — one click to copy and share with anyone
    - Keyboard shortcuts — press S on any video page to spoil instantly, Esc to dismiss
    - Privacy-first — no account required, no data collected, no ads, no tracking
    - Dark mode support — matches YouTube's dark theme automatically
    - Lightweight — zero performance impact on your browsing
    
    PERFECT FOR
    - Skipping clickbait — know exactly what's in a video before you commit 20 minutes
    - Research — scan multiple videos quickly to find the one that answers your question
    - Non-English speakers — understand any YouTube video in your own language without waiting for subtitles or translations
    - Students — review lecture recordings and educational videos efficiently
    - Deciding if a tutorial actually covers what you need
    - Catching up on long videos when you're short on time
    - Content creators — quickly research competitor videos and trending topics
    
    WHY YOUTUBE SPOILER?
    YouTube has a clickbait problem. Sensational titles and exaggerated thumbnails waste millions of hours every day. YouTube Spoiler gives you the information you need to make informed decisions about what to watch. It's like reading the back of a book before buying it — except it takes 2 seconds and it's free.
    
    The AI reads the full video transcript and extracts only what matters: the key claims, takeaways, and conclusions. No fluff, no filler, no 10-minute intros. And if the video isn't in your language, no problem — choose your preferred language once and every summary comes back translated automatically.
    
    100% FREE — No account, no sign-up, no limits, no premium tier. Just install and start spoiling.
    
    Keyboard shortcuts: S = Spoil current video | Esc = Close summary
    
    Questions or feedback? Visit youtubespoiler.com
    YouTube Spoiler - AI Video Summarizer | Summarize YouTube Videos Without Watching
    
    Summarize any YouTube video in 2 seconds — without opening it. Hover over any thumbnail, click "Spoil", and get AI-powered bullet-point summaries instantly. The fastest YouTube video summarizer extension for Chrome.
    
    WHAT MAKES YOUTUBE SPOILER DIFFERENT?
    Unlike other YouTube summarizer extensions that require you to open the video first, YouTube Spoiler works directly from thumbnails. Hover, click, done. No extra tabs, no copy-pasting URLs, no waiting for a page to load. Scan 10 videos in the time it takes to summarize one with other tools.
    
    HOW IT WORKS
    1. Hover over any YouTube thumbnail — a "Spoil" badge appears
    2. Click "Spoil" — AI reads the video's captions and generates key takeaways
    3. Read the summary, copy it, or move on — in seconds, not minutes
    
    FEATURES
    - AI-powered YouTube video summaries — bullet-point takeaways streamed in real time
    - Summarize from thumbnails — no need to open the video page
    - Summaries in 34+ languages — get summaries in your preferred language, regardless of what language the video is in. Supports English, Spanish, French, German, Arabic, Hindi, Urdu, Chinese, Japanese, Korean, and many more. Includes right-to-left text support for Arabic, Hebrew, Urdu, and Persian
    - Rate summaries — thumbs up or down on every summary to help us improve quality
    - Works everywhere on YouTube — homepage, search, sidebar, subscriptions, playlists, channels
    - Copy summaries — one click to copy and share with anyone
    - Keyboard shortcuts — press S on any video page to spoil instantly, Esc to dismiss
    - Privacy-first — no account required, no data collected, no ads, no tracking
    - Dark mode support — matches YouTube's dark theme automatically
    - Lightweight — zero performance impact on your browsing
    
    PERFECT FOR
    - Skipping clickbait — know exactly what's in a video before you commit 20 minutes
    - Research — scan multiple videos quickly to find the one that answers your question
    - Non-English speakers — understand any YouTube video in your own language without waiting for subtitles or translations
    - Students — review lecture recordings and educational videos efficiently
    - Deciding if a tutorial actually covers what you need
    - Catching up on long videos when you're short on time
    - Content creators — quickly research competitor videos and trending topics
    
    WHY YOUTUBE SPOILER?
    YouTube has a clickbait problem. Sensational titles and exaggerated thumbnails waste millions of hours every day. YouTube Spoiler gives you the information you need to make informed decisions about what to watch. It's like reading the back of a book before buying it — except it takes 2 seconds and it's free.
    
    The AI reads the full video transcript and extracts only what matters: the key claims, takeaways, and conclusions. No fluff, no filler, no 10-minute intros. And if the video isn't in your language, no problem — choose your preferred language once and every summary comes back translated automatically.
    
    Free to try!
    
    Keyboard shortcuts: S = Spoil current video | Esc = Close summary
    
    Questions or feedback? Visit youtubespoiler.com
  • Apr 17, 2026
    description
    YouTube Spoiler - AI Video Summaries | Know Before You Watch
    
    Spoil any YouTube video in 2 seconds. Hover over any thumbnail, click "Spoil", and get AI-powered bullet-point summaries instantly. No more wasting 20 minutes on clickbait.
    
    HOW IT WORKS
    1. Hover over any YouTube thumbnail — a "Spoil" badge appears
    2. Click "Spoil" — AI reads the video's captions and generates key takeaways
    3. Read the summary, copy it, or move on — in seconds, not minutes
    
    FEATURES
    - Instant AI summaries — bullet-point takeaways streamed in real time
    - Works everywhere on YouTube — homepage, search, sidebar, subscriptions, playlists
    - Copy summaries — one click to copy and share with anyone
    - Keyboard shortcut — press S on any video page to spoil instantly
    - Privacy-first — no account required, no data collected, no ads
    - Dark mode support — matches YouTube's dark theme automatically
    - Lightweight — no performance impact on your browsing
    
    PERFECT FOR
    - Skipping clickbait before you commit 20 minutes
    - Researching topics quickly across multiple videos
    - Deciding if a tutorial actually covers what you need
    - Catching up on long videos when you're short on time
    - Students reviewing lecture recordings efficiently
    
    WHY YOUTUBE SPOILER?
    Unlike other summarizer extensions that require you to open the video first, YouTube Spoiler works directly from thumbnails. Hover, click, done. No extra tabs, no copy-pasting URLs, no waiting for a page to load. It's the fastest way to know what's in a YouTube video.
    
    100% FREE — No account, no sign-up, no limits. Just install and start spoiling.
    
    Keyboard shortcuts: S = Spoil current video | Esc = Close summary
    
    Questions or feedback? Visit youtubespoiler.com
    YouTube Spoiler - AI Video Summarizer | Summarize YouTube Videos Without Watching
    
    Summarize any YouTube video in 2 seconds — without opening it. Hover over any thumbnail, click "Spoil", and get AI-powered bullet-point summaries instantly. The fastest YouTube video summarizer extension for Chrome.
    
    WHAT MAKES YOUTUBE SPOILER DIFFERENT?
    Unlike other YouTube summarizer extensions that require you to open the video first, YouTube Spoiler works directly from thumbnails. Hover, click, done. No extra tabs, no copy-pasting URLs, no waiting for a page to load. Scan 10 videos in the time it takes to summarize one with other tools.
    
    HOW IT WORKS
    1. Hover over any YouTube thumbnail — a "Spoil" badge appears
    2. Click "Spoil" — AI reads the video's captions and generates key takeaways
    3. Read the summary, copy it, or move on — in seconds, not minutes
    
    FEATURES
    - AI-powered YouTube video summaries — bullet-point takeaways streamed in real time
    - Summarize from thumbnails — no need to open the video page
    - Summaries in 34+ languages — get summaries in your preferred language, regardless of what language the video is in. Supports English, Spanish, French, German, Arabic, Hindi, Urdu, Chinese, Japanese, Korean, and many more. Includes right-to-left text support for Arabic, Hebrew, Urdu, and Persian
    - Rate summaries — thumbs up or down on every summary to help us improve quality
    - Works everywhere on YouTube — homepage, search, sidebar, subscriptions, playlists, channels
    - Copy summaries — one click to copy and share with anyone
    - Keyboard shortcuts — press S on any video page to spoil instantly, Esc to dismiss
    - Privacy-first — no account required, no data collected, no ads, no tracking
    - Dark mode support — matches YouTube's dark theme automatically
    - Lightweight — zero performance impact on your browsing
    
    PERFECT FOR
    - Skipping clickbait — know exactly what's in a video before you commit 20 minutes
    - Research — scan multiple videos quickly to find the one that answers your question
    - Non-English speakers — understand any YouTube video in your own language without waiting for subtitles or translations
    - Students — review lecture recordings and educational videos efficiently
    - Deciding if a tutorial actually covers what you need
    - Catching up on long videos when you're short on time
    - Content creators — quickly research competitor videos and trending topics
    
    WHY YOUTUBE SPOILER?
    YouTube has a clickbait problem. Sensational titles and exaggerated thumbnails waste millions of hours every day. YouTube Spoiler gives you the information you need to make informed decisions about what to watch. It's like reading the back of a book before buying it — except it takes 2 seconds and it's free.
    
    The AI reads the full video transcript and extracts only what matters: the key claims, takeaways, and conclusions. No fluff, no filler, no 10-minute intros. And if the video isn't in your language, no problem — choose your preferred language once and every summary comes back translated automatically.
    
    100% FREE — No account, no sign-up, no limits, no premium tier. Just install and start spoiling.
    
    Keyboard shortcuts: S = Spoil current video | Esc = Close summary
    
    Questions or feedback? Visit youtubespoiler.com

Permissions & access

Permissions
storageidentityidentity.email
Host access
https://*.youtube.com/*, https://video.google.com/*, https://hover-ai-768591342520.northamerica-northeast1.run.app/*, https://www.google-analytics.com/*

Screenshots

YouTube Spoiler - AI Video Summaries screenshot 1YouTube Spoiler - AI Video Summaries screenshot 2YouTube Spoiler - AI Video Summaries screenshot 3YouTube Spoiler - AI Video Summaries screenshot 4YouTube Spoiler - AI Video Summaries screenshot 5

About

YouTube Spoiler - AI Video Summarizer | Summarize YouTube Videos Without Watching

Summarize any YouTube video in 2 seconds — without opening it. Hover over any thumbnail, click "Spoil", and get AI-powered bullet-point summaries instantly. The fastest YouTube video summarizer extension for Chrome.

WHAT MAKES YOUTUBE SPOILER DIFFERENT?
Unlike other YouTube summarizer extensions that require you to open the video first, YouTube Spoiler works directly from thumbnails. Hover, click, done. No extra tabs, no copy-pasting URLs, no waiting for a page to load. Scan 10 videos in the time it takes to summarize one with other tools.

HOW IT WORKS
1. Hover over any YouTube thumbnail — a "Spoil" badge appears
2. Click "Spoil" — AI reads the video's captions and generates key takeaways
3. Read the summary, copy it, or move on — in seconds, not minutes

FEATURES
- AI-powered YouTube video summaries — bullet-point takeaways streamed in real time
- Summarize from thumbnails — no need to open the video page
- Summaries in 34+ languages — get summaries in your preferred language, regardless of what language the video is in. Supports English, Spanish, French, German, Arabic, Hindi, Urdu, Chinese, Japanese, Korean, and many more. Includes right-to-left text support for Arabic, Hebrew, Urdu, and Persian
- Rate summaries — thumbs up or down on every summary to help us improve quality
- Works everywhere on YouTube — homepage, search, sidebar, subscriptions, playlists, channels
- Copy summaries — one click to copy and share with anyone
- Keyboard shortcuts — press S on any video page to spoil instantly, Esc to dismiss
- Privacy-first — no account required, no data collected, no ads, no tracking
- Dark mode support — matches YouTube's dark theme automatically
- Lightweight — zero performance impact on your browsing

PERFECT FOR
- Skipping clickbait — know exactly what's in a video before you commit 20 minutes
- Research — scan multiple videos quickly to find the one that answers your question
- Non-English speakers — understand any YouTube video in your own language without waiting for subtitles or translations
- Students — review lecture recordings and educational videos efficiently
- Deciding if a tutorial actually covers what you need
- Catching up on long videos when you're short on time
- Content creators — quickly research competitor videos and trending topics

WHY YOUTUBE SPOILER?
YouTube has a clickbait problem. Sensational titles and exaggerated thumbnails waste millions of hours every day. YouTube Spoiler gives you the information you need to make informed decisions about what to watch. It's like reading the back of a book before buying it — except it takes 2 seconds and it's free.

The AI reads the full video transcript and extracts only what matters: the key claims, takeaways, and conclusions. No fluff, no filler, no 10-minute intros. And if the video isn't in your language, no problem — choose your preferred language once and every summary comes back translated automatically.

Free to try!

Keyboard shortcuts: S = Spoil current video | Esc = Close summary

Questions or feedback? Visit youtubespoiler.com

Technical

Version
2.5.0
Manifest
V3
Size
48.85KiB
Min Chrome
88
Languages
35
Featured
Yes

Metadata

ID
iohdicjmeepohjgjcfaoadolonnkgeek
Developer ID
u86b7fd58bb71fbacbc59a020326923ca
Developer Email
[email protected]
Created
Jan 26, 2026
Last Updated (Store)
May 5, 2026
Last Scraped
Jun 22, 2026
Website
youtubespoiler.com
Support URL

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