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PreWatchr for YouTube 预览

PreWatchr for YouTube 作者: jucofuco

Get instant summaries of any YouTube video before opening it and decide if it's worth watching in seconds.

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关于此扩展
Do not waste your time on videos you even won't finish. Get instant summaries of any YouTube video before opening it and decide if it's worth watching in seconds.

✨ The Problem We Solve
Ever clicked a 20-minute video only to realize after 5 minutes it's not what you needed? Never again. PreWatchr lets you preview any video's content before you commit to watching.

🎯 Key Benefits

Preview Before Watching: See what's in a video without opening it
Save Hours: Skip videos that aren't relevant - know the content instantly
One-Click Summaries: Press Ctrl+Shift+X (or Control+Shift+X on Mac) and click any thumbnail
Instant Results: Get summaries instantly, not 10-15 minutes
Smart Decisions: Watch only videos worth your time

🚀 How to Use

Browse YouTube normally (homepage, search, playlists)
Press Ctrl+Shift+X (Windows/Linux) or Control+Shift+X (Mac)
Click any video thumbnail (DON'T open the video!)
Get instant summary showing:
Main topic
Key points
Conclusion

💡 Perfect For

Students: Quickly scan lecture videos for relevant content
Professionals: Screen webinars and presentations before watching
Researchers: Filter through dozens of videos in minutes
Content Creators: Research competitors without watching hours of content
Everyone: Stop wasting time on clickbait or irrelevant videos

📊 What You Get
Every summary includes:

Main Topic: One-sentence overview
Key Points: 3-4 most important takeaways
Conclusion: Quick wrap-up
Copy Button: Save summaries for later

Plus track your progress:

Total summaries generated

⚡ Real-World Examples
Before PreWatchr:

See interesting title → Click video → Watch 5 minutes → Realize it's not helpful → Wasted 5 minutes

With PreWatchr:

See interesting title → Press Ctrl+Shift+X → Click thumbnail → Read 15-second summary → Skip if not relevant
Time saved: 4 minutes 45 seconds per video

🔒 Privacy First

No account required
No data collection
Statistics stored locally only
Secure HTTPS connections

📝 Technical Note
Requires videos to have captions/subtitles enabled (most videos do). Videos without captions cannot be summarized.

🆘 Support

Having issues? Contact us at: juraj.seba@gmail.com

📜 Privacy Policy

View our full privacy policy at: https://jucofuco.github.io/prewatchr/privacy.html
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权限与数据

必要权限:

  • 访问您在 youtube.com 域名的数据

可选权限:

  • 访问您在 youtube-summarize-65h8.onrender.com 的数据

收集的数据:

  • 开发者称此扩展无需收集数据。

根据开发者所述,可选的数据收集有:

  • 技术和交互数据
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版本
1.3.0
大小
42.16 KB
上次更新
1 个月前 (2026年4月10日)
相关分类
  • 收取点、新闻和博客
  • 照片、音乐和视频
  • 游戏和娱乐
许可证
仅 GNU 宽通用公共许可证 v3.0
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