Long videos can be hard to digest—especially if you’re just looking for the key takeaways. Whether it’s a podcast, a lecture, or a tutorial, YouTube video summarizers are here to help.
These tools use GPT and other AI models to watch the video for you and deliver instant summaries so you can spend your time more wisely. Here’s our top 8 list for 2025, featuring browser extensions, GPT-4 tools, and smart platforms including Votars.
1. Votars – Smart Multilingual Video Summarizer for Professionals
Votars is a comprehensive AI assistant built to handle transcription, translation, and content summarization across documents, audio, and video. For YouTube, Votars allows users to extract transcripts, identify speakers, and generate actionable summaries from long videos in minutes.
It’s an ideal tool for professionals who need summaries in multiple formats—from SRT subtitle files to structured slides and reports.
Key Features
- Summarize YouTube videos using uploaded audio or direct transcript paste
- Supports speaker identification and multilingual processing
- Converts content into summaries, bullet points, timelines, or presentations
- Outputs in DOCX, SRT, XLSX, and PPTX formats
- 74-language support for global users
Pros
- Great for international teams and content creators
- Highly accurate transcription and summary quality
- Works across Zoom, documents, and videos
- Includes mind map and spreadsheet generation
Cons
- Doesn’t auto-scrape YouTube URLs yet (requires manual upload)
- High-volume usage may require paid plan
Pricing
- Free plan available
- Custom pricing for pro features
Compatibility
- Web platform
- Android / iOS app
- Zoom bot and upload-based input
2. YouTubeDigest – GPT Chrome Extension for Summarizing Videos
- YouTubeDigest – GPT Chrome Extension for Summarizing Videos is one of the top-rated AI summarizers with a unique focus. Below are the core features and considerations.
Key Features
- Summarize YouTube videos using ChatGPT (3.5/4)
- Auto-pulls transcript and shows summary beside video
- Supports export to Notion or copy
Pros
- Great user interface on Chrome
- Works with free OpenAI account
- No signup required
Cons
- Accuracy depends on transcript availability
- Lacks formatting options
- No mobile support
Pricing
Free Chrome extension
System Compatibility
Chrome browser
3. Eightify – AI Summary Generator for YouTube Shorts & Long Videos
- Eightify – AI Summary Generator for YouTube Shorts & Long Videos is one of the top-rated AI summarizers with a unique focus. Below are the core features and considerations.
Key Features
- GPT-4 summaries inside YouTube UI
- Summarizes long videos, shorts, and playlists
- One-click copy or export
Pros
- Fast results
- Summarizes video chapters cleanly
- Good for educational content
Cons
- Free version is limited
- GPT-4 requires OpenAI login
- No desktop/web app
Pricing
Free plan; GPT-4 access needs OpenAI account
System Compatibility
Chrome, Edge
4. Clipnote.ai – Timestamped Highlights from Long Videos
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- Clipnote.ai – Timestamped Highlights from Long Videos is one of the top-rated AI summarizers with a unique focus. Below are the core features and considerations.
Key Features
- Generates time-stamped bullet point summaries
- Upload or paste YouTube URL
- Exports highlights to text or markdown
Pros
- Great for podcasts and interviews
- Easy highlight review
- Clean interface
Cons
- May miss nuance without human review
- Not ideal for short clips
- No multilingual support
Pricing
Free and paid options
System Compatibility
Web-based
5. SummaryWithAI – YouTube URL to Instant GPT Summary
- SummaryWithAI – YouTube URL to Instant GPT Summary is one of the top-rated AI summarizers with a unique focus. Below are the core features and considerations.
Key Features
- Paste a YouTube URL and generate summaries with GPT
- Choose between ChatGPT-3.5 and 4
- Free summary preview without login
Pros
- No sign-up required
- Works in any browser
- Fast processing
Cons
- Long videos may get truncated
- No export or advanced formatting
- Ads on page
Pricing
Free
System Compatibility
Browser-based
6. Glasp – YouTube Summary with GPT and Highlights
- Glasp – YouTube Summary with GPT and Highlights is one of the top-rated AI summarizers with a unique focus. Below are the core features and considerations.
Key Features
- Adds summary section beside YouTube
- GPT-generated insights & quotes
- Supports export to Notion and PDF
Pros
- Nice layout
- Good for long-form thought content
- Integrates highlight features
Cons
- GPT-4 needs Pro plan
- Web-only
- No mobile app
Pricing
Free with optional GPT-4 subscription
System Compatibility
Web-based, Chrome
7. Scrivvy – AI Summaries of Trending Videos
- Scrivvy – AI Summaries of Trending Videos is one of the top-rated AI summarizers with a unique focus. Below are the core features and considerations.
Key Features
- Curation of trending content with summaries
- Uses GPT to highlight main points
- Focus on viral and educational YouTube
Pros
- No need to input links
- Regular content updates
- Entertaining summary format
Cons
- Not for custom videos
- Limited control
- No export
Pricing
Free to use
System Compatibility
Web
8. YouTube Summary with GPT – Simplified Video Overview
- YouTube Summary with GPT – Simplified Video Overview is one of the top-rated AI summarizers with a unique focus. Below are the core features and considerations.
Key Features
- Auto-summarizes via transcript
- Works in sidebar beside YouTube video
- Click to view or copy summary
Pros
- No account needed
- Fast response
- Lightweight
Cons
- Based on video captions
- No summary formats (e.g. bullet, slide)
- Only works on desktop
Pricing
Free Chrome extension
System Compatibility
Chrome
9. Harpa AI – Browser Assistant for Summarizing YouTube and Web Content
- Harpa AI – Browser Assistant for Summarizing YouTube and Web Content is one of the top-rated AI summarizers with a unique focus. Below are the core features and considerations.
Key Features
- GPT-powered summarizer for YouTube, websites, and Google Docs
- Built-in commands for quick video overview
- Customizable prompt templates
Pros
- Versatile beyond just YouTube
- Chrome plugin with hotkey controls
- Works with real-time tabs
Cons
- Limited mobile compatibility
- Advanced functions require learning curve
- GPT-4 gated by OpenAI login
Pricing
Free; Pro plan available
System Compatibility
Chrome Extension
10. Merlin – GPT Chat & Summary Assistant for YouTube & Gmail
- Merlin – GPT Chat & Summary Assistant for YouTube & Gmail is one of the top-rated AI summarizers with a unique focus. Below are the core features and considerations.
Key Features
- Summarize YouTube videos, Gmail threads, and blogs
- Instant responses via side panel
- Built-in GPT-4 access for Pro users
Pros
- Multi-purpose AI assistant
- Fast summary generation
- Clean and minimal UI
Cons
- Not video-specific
- Only supports English
- Freemium plan restricts usage
Pricing
Free with upgrade options
System Compatibility
Chrome Extension, Edge