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# Best AI YouTube Video Summarizers in 2026

> We compared the top 5 AI YouTube summarizers, comparing Eightify, Merlin, Glasp, and more for turning long videos into concise, actionable notes.

<div className="uai-updated-row">Updated February 7, 2026</div>

AI YouTube video summarizers are tools that help you quickly understand the content of long videos by condensing them into concise, actionable text.

We compared 28 contenders and picked these 5.

## Best AI YouTube Video Summarizers

<div className="uai-overview-table uai-overview-table--ranked">
  | # | Tool | What it does |
  | -: | - | - |
  | 1 | <a href="https://eightify.app/" target="_blank" rel="noreferrer"><img src={"/images/icons/48/eightify.app.png"} alt="" noZoom />Eightify</a> | Extracts key insights from videos up to 10 hours |
  | 2 | <a href="https://www.getmerlin.in/" target="_blank" rel="noreferrer"><img src={"/images/icons/48/getmerlin.in.png"} alt="" noZoom />Merlin</a> | Browser extension that summarizes and repurposes videos |
  | 3 | <a href="https://www.summarize.tech/" target="_blank" rel="noreferrer"><img src={"/images/icons/48/summarize.tech.png"} alt="" noZoom />Summarize.tech</a> | Turns long videos into concise, readable summaries |
  | 4 | <a href="https://glasp.co/youtube-summary" target="_blank" rel="noreferrer"><img src={"/images/icons/48/glasp.co.png"} alt="" noZoom />Glasp</a> | Summarizes videos with your choice of AI model |
  | 5 | <a href="https://www.you-tldr.com/" target="_blank" rel="noreferrer"><img src={"/images/icons/48/you-tldr.com.png"} alt="" noZoom />You-tldr</a> | Converts YouTube videos into concise text summaries |
</div>

<label className="uai-overview-more">
  <input type="checkbox" className="uai-overview-toggle" />

  <span className="uai-overview-more-open"><span className="uai-overview-more-count">Show more</span><Icon icon="chevron-down" size={13} /></span>
  <span className="uai-overview-more-close"><span>Show less</span><Icon icon="chevron-up" size={13} /></span>
</label>

## How We Chose

When choosing the best AI YouTube video summarizers, we looked for these key features:

* **Accuracy and speed** — quick, accurate summaries that don't lose important details.
* **Customization options** — the flexibility to adjust summary length, format, and focus.
* **Language support** — the ability to summarize videos in multiple languages.
* **Ease of use** — a user-friendly interface for uploading videos and generating summaries.
* **Integration capabilities** — connections to other tools and platforms to streamline your workflow.

***

<div className="uai-itemcard" role="article">
  <div className="uai-itemcard-head">
    <span className="uai-itemcard-icon">
      <img src="https://mintcdn.com/usefulai/Ez-pJDkPpztLE7Cr/images/icons/144/eightify.app.png?fit=max&auto=format&n=Ez-pJDkPpztLE7Cr&q=85&s=0e2b268118baf02fcf142c26dd0fcad1" alt="" noZoom loading="lazy" width="144" height="144" data-path="images/icons/144/eightify.app.png" />
    </span>

    <div className="uai-itemcard-identity">
      <div className="uai-itemcard-row uai-itemcard-row--title">
        ## [Eightify](https://eightify.app/)
      </div>

      <div className="uai-itemcard-row">
        <span className="uai-itemcard-note uai-itemcard-note--green">Extracts key insights from videos up to 10 hours</span>
      </div>
    </div>

    <div className="uai-itemcard-end">
      <a href="https://eightify.app/" target="_blank" rel="noreferrer" aria-label="Visit Eightify" className="uai-itemcard-cta no-underline">Visit Eightify</a>
    </div>
  </div>

  <div className="uai-itemcard-body">
    <div className="uai-itemcard-summary">
      Eightify is an AI-powered YouTube video summarizer that extracts key insights from videos of any length up to 10 hours.
    </div>

    <Frame>
      <img src="https://mintcdn.com/usefulai/vARo2IDvHI-P2YGF/images/tools/youtube-summarizers/eightify.png?fit=max&auto=format&n=vARo2IDvHI-P2YGF&q=85&s=ba992b0f117da0d4de71da2beab0c220" alt="Eightify" width="1344" height="695" data-path="images/tools/youtube-summarizers/eightify.png" />
    </Frame>

    <div className="uai-itemcard-details-group">
      <div className="uai-itemcard-details">
        <input type="checkbox" id="ai-youtube-summarizers-eightify-key-features" className="uai-itemcard-details-toggle" />

        <label htmlFor="ai-youtube-summarizers-eightify-key-features"><span>Key features</span><span className="uai-itemcard-details-chevron" /></label>

        <div className="uai-itemcard-details-body">
          * **Instant Summaries**: Creates concise overviews of YouTube videos in just 5 seconds, powered by Claude and ChatGPT
          * **Smart Navigation**: Provides timestamped summaries allowing direct jumps to important sections without watching the entire video
          * **Multilingual Support**: Offers summarization and translations in over 40 languages, making it accessible for international users
          * **Comment Analysis**: Summarizes top comments to capture community perspectives and highlight viewer reactions
        </div>
      </div>

      <div className="uai-itemcard-details">
        <input type="checkbox" id="ai-youtube-summarizers-eightify-our-take" className="uai-itemcard-details-toggle" />

        <label htmlFor="ai-youtube-summarizers-eightify-our-take"><span>Our take</span><span className="uai-itemcard-details-chevron" /></label>

        <div className="uai-itemcard-details-body">
          We found Eightify's accuracy impressive, especially with lengthy podcasts and technical content where it consistently captures the core message. The timestamped navigation transforms research and learning, making it super easy to find specific information without scrubbing through hours of footage.
        </div>
      </div>
    </div>
  </div>
</div>

<div className="uai-itemcard" role="article">
  <div className="uai-itemcard-head">
    <span className="uai-itemcard-icon">
      <img src="https://mintcdn.com/usefulai/Ez-pJDkPpztLE7Cr/images/icons/144/getmerlin.in.png?fit=max&auto=format&n=Ez-pJDkPpztLE7Cr&q=85&s=993646b3d850d27a0e14d0a84c41ba48" alt="" noZoom loading="lazy" width="144" height="144" data-path="images/icons/144/getmerlin.in.png" />
    </span>

    <div className="uai-itemcard-identity">
      <div className="uai-itemcard-row uai-itemcard-row--title">
        ## [Merlin](https://www.getmerlin.in/)
      </div>

      <div className="uai-itemcard-row">
        <span className="uai-itemcard-note uai-itemcard-note--green">Browser extension that summarizes and repurposes videos</span>
      </div>
    </div>

    <div className="uai-itemcard-end">
      <a href="https://www.getmerlin.in/" target="_blank" rel="noreferrer" aria-label="Visit Merlin" className="uai-itemcard-cta no-underline">Visit Merlin</a>
    </div>
  </div>

  <div className="uai-itemcard-body">
    <div className="uai-itemcard-summary">
      Merlin is a browser extension and web app that summarizes YouTube videos by transcribing and breaking down content into digestible information.
    </div>

    <Frame>
      <img src="https://mintcdn.com/usefulai/vARo2IDvHI-P2YGF/images/tools/youtube-summarizers/merlin.png?fit=max&auto=format&n=vARo2IDvHI-P2YGF&q=85&s=317837d89c222750960d15ac94b9558f" alt="Merlin" width="1410" height="671" data-path="images/tools/youtube-summarizers/merlin.png" />
    </Frame>

    <div className="uai-itemcard-details-group">
      <div className="uai-itemcard-details">
        <input type="checkbox" id="ai-youtube-summarizers-merlin-key-features" className="uai-itemcard-details-toggle" />

        <label htmlFor="ai-youtube-summarizers-merlin-key-features"><span>Key features</span><span className="uai-itemcard-details-chevron" /></label>

        <div className="uai-itemcard-details-body">
          * **Time-stamped highlights**: Automatically creates key points with timestamps so you can jump to specific sections
          * **Multi-format output**: Transforms video summaries into tweets, blog posts, and social media content with one click
          * **Interactive summaries**: Lets you chat with the summary to ask follow-up questions about specific video details
          * **Comment generation**: Creates ready-to-use YouTube comments based on key points from the video
        </div>
      </div>

      <div className="uai-itemcard-details">
        <input type="checkbox" id="ai-youtube-summarizers-merlin-our-take" className="uai-itemcard-details-toggle" />

        <label htmlFor="ai-youtube-summarizers-merlin-our-take"><span>Our take</span><span className="uai-itemcard-details-chevron" /></label>

        <div className="uai-itemcard-details-body">
          We found Merlin's summary quality consistently reliable, capturing the essence of videos without missing important details. The ability to generate different content formats directly from video summaries is a huge time-saver compared to other tools we've compared.
        </div>
      </div>
    </div>
  </div>
</div>

<div className="uai-itemcard" role="article">
  <div className="uai-itemcard-head">
    <span className="uai-itemcard-icon">
      <img src="https://mintcdn.com/usefulai/fTqNrv6I1z_YE97n/images/icons/144/summarize.tech.png?fit=max&auto=format&n=fTqNrv6I1z_YE97n&q=85&s=864f786b544a7b5e299fedcce6dabbf0" alt="" noZoom loading="lazy" width="144" height="144" data-path="images/icons/144/summarize.tech.png" />
    </span>

    <div className="uai-itemcard-identity">
      <div className="uai-itemcard-row uai-itemcard-row--title">
        ## [Summarize.tech](https://www.summarize.tech/)
      </div>

      <div className="uai-itemcard-row">
        <span className="uai-itemcard-note uai-itemcard-note--green">Turns long videos into concise, readable summaries</span>
      </div>
    </div>

    <div className="uai-itemcard-end">
      <a href="https://www.summarize.tech/" target="_blank" rel="noreferrer" aria-label="Visit Summarize.tech" className="uai-itemcard-cta no-underline">Visit Summarize.tech</a>
    </div>
  </div>

  <div className="uai-itemcard-body">
    <div className="uai-itemcard-summary">
      Summarize.tech is an AI tool that converts lengthy YouTube videos into concise, readable summaries so you don't have to watch the entire content.
    </div>

    <Frame>
      <img src="https://mintcdn.com/usefulai/vARo2IDvHI-P2YGF/images/tools/youtube-summarizers/summarize-tech.png?fit=max&auto=format&n=vARo2IDvHI-P2YGF&q=85&s=a6dd2e016f37632ea2bd685b902e4970" alt="Summarize.tech" width="1417" height="645" data-path="images/tools/youtube-summarizers/summarize-tech.png" />
    </Frame>

    <div className="uai-itemcard-details-group">
      <div className="uai-itemcard-details">
        <input type="checkbox" id="ai-youtube-summarizers-summarize-tech-key-features" className="uai-itemcard-details-toggle" />

        <label htmlFor="ai-youtube-summarizers-summarize-tech-key-features"><span>Key features</span><span className="uai-itemcard-details-chevron" /></label>

        <div className="uai-itemcard-details-body">
          * **Content Versatility**: Handles lectures, podcasts, government meetings and documentaries with equal efficiency
          * **Smart Navigation**: Provides timestamps for important points so you can jump directly to specific sections in the original video
          * **Visual Limitations**: Performs excellently with spoken content but sometimes misses context in videos that rely heavily on visuals
          * **Quick Processing**: Generates comprehensive summaries within seconds of entering a YouTube URL
        </div>
      </div>

      <div className="uai-itemcard-details">
        <input type="checkbox" id="ai-youtube-summarizers-summarize-tech-our-take" className="uai-itemcard-details-toggle" />

        <label htmlFor="ai-youtube-summarizers-summarize-tech-our-take"><span>Our take</span><span className="uai-itemcard-details-chevron" /></label>

        <div className="uai-itemcard-details-body">
          The summaries we generated were impressively accurate, capturing complex ideas from technical talks and educational content with remarkable clarity. We particularly value how it preserves the logical flow of information while cutting through the fluff, making it perfect for research and quick learning.
        </div>
      </div>
    </div>
  </div>
</div>

<div className="uai-itemcard" role="article">
  <div className="uai-itemcard-head">
    <span className="uai-itemcard-icon">
      <img src="https://mintcdn.com/usefulai/Ez-pJDkPpztLE7Cr/images/icons/144/glasp.co.png?fit=max&auto=format&n=Ez-pJDkPpztLE7Cr&q=85&s=67c9056a5649d77985b1175684ecfeec" alt="" noZoom loading="lazy" width="144" height="144" data-path="images/icons/144/glasp.co.png" />
    </span>

    <div className="uai-itemcard-identity">
      <div className="uai-itemcard-row uai-itemcard-row--title">
        ## [Glasp](https://glasp.co/youtube-summary)
      </div>

      <div className="uai-itemcard-row">
        <span className="uai-itemcard-note uai-itemcard-note--green">Summarizes videos with your choice of AI model</span>
      </div>
    </div>

    <div className="uai-itemcard-end">
      <a href="https://glasp.co/youtube-summary" target="_blank" rel="noreferrer" aria-label="Visit Glasp" className="uai-itemcard-cta no-underline">Visit Glasp</a>
    </div>
  </div>

  <div className="uai-itemcard-body">
    <div className="uai-itemcard-summary">
      Glasp is an AI-powered browser extension that summarizes YouTube videos and provides interactive features for working with video transcripts.
    </div>

    <Frame>
      <img src="https://mintcdn.com/usefulai/vARo2IDvHI-P2YGF/images/tools/youtube-summarizers/glasp.png?fit=max&auto=format&n=vARo2IDvHI-P2YGF&q=85&s=4e044f4c87d9770cef6ccebe1230bf2b" alt="Glasp" width="1345" height="590" data-path="images/tools/youtube-summarizers/glasp.png" />
    </Frame>

    <div className="uai-itemcard-details-group">
      <div className="uai-itemcard-details">
        <input type="checkbox" id="ai-youtube-summarizers-glasp-key-features" className="uai-itemcard-details-toggle" />

        <label htmlFor="ai-youtube-summarizers-glasp-key-features"><span>Key features</span><span className="uai-itemcard-details-chevron" /></label>

        <div className="uai-itemcard-details-body">
          * **Multiple AI models**: Choose between ChatGPT, Claude, Mistral AI, or Google Gemini for generating summaries
          * **Timestamp navigation**: Click on timestamps in summaries to jump directly to specific parts of videos
          * **Transcript highlighting**: Select and highlight important sections of video transcripts and add personal notes
          * **Language flexibility**: Access transcripts and generate summaries in multiple languages to suit your needs
        </div>
      </div>

      <div className="uai-itemcard-details">
        <input type="checkbox" id="ai-youtube-summarizers-glasp-our-take" className="uai-itemcard-details-toggle" />

        <label htmlFor="ai-youtube-summarizers-glasp-our-take"><span>Our take</span><span className="uai-itemcard-details-chevron" /></label>

        <div className="uai-itemcard-details-body">
          The ability to customize summary length and prompts makes Glasp incredibly versatile for different types of YouTube content. We find the transcript highlighting feature especially useful when researching complex topics that require saving key points for later reference.
        </div>
      </div>
    </div>
  </div>
</div>

<div className="uai-itemcard" role="article">
  <div className="uai-itemcard-head">
    <span className="uai-itemcard-icon">
      <img src="https://mintcdn.com/usefulai/sV7VJe4pqO2Le0pu/images/icons/144/you-tldr.com.png?fit=max&auto=format&n=sV7VJe4pqO2Le0pu&q=85&s=aaf31b5920f286faa4d0999bc0063396" alt="" noZoom loading="lazy" width="144" height="144" data-path="images/icons/144/you-tldr.com.png" />
    </span>

    <div className="uai-itemcard-identity">
      <div className="uai-itemcard-row uai-itemcard-row--title">
        ## [You-tldr](https://www.you-tldr.com/)
      </div>

      <div className="uai-itemcard-row">
        <span className="uai-itemcard-note uai-itemcard-note--green">Converts YouTube videos into concise text summaries</span>
      </div>
    </div>

    <div className="uai-itemcard-end">
      <a href="https://www.you-tldr.com/" target="_blank" rel="noreferrer" aria-label="Visit You-tldr" className="uai-itemcard-cta no-underline">Visit You-tldr</a>
    </div>
  </div>

  <div className="uai-itemcard-body">
    <div className="uai-itemcard-summary">
      You-tldr is an AI-powered tool that converts YouTube videos into concise text summaries to save viewers time.
    </div>

    <Frame>
      <img src="https://mintcdn.com/usefulai/vARo2IDvHI-P2YGF/images/tools/youtube-summarizers/you-tldr.png?fit=max&auto=format&n=vARo2IDvHI-P2YGF&q=85&s=a9a4adf6e48abe08df48033a6e9b5f6c" alt="You-tldr" width="1250" height="605" data-path="images/tools/youtube-summarizers/you-tldr.png" />
    </Frame>

    <div className="uai-itemcard-details-group">
      <div className="uai-itemcard-details">
        <input type="checkbox" id="ai-youtube-summarizers-you-tldr-key-features" className="uai-itemcard-details-toggle" />

        <label htmlFor="ai-youtube-summarizers-you-tldr-key-features"><span>Key features</span><span className="uai-itemcard-details-chevron" /></label>

        <div className="uai-itemcard-details-body">
          * **Smart extraction**: Pulls out only the important points from videos, skipping filler content
          * **Timestamp links**: Lets you jump directly to specific parts mentioned in the summary
          * **Multilingual support**: Summarizes videos in different languages and can translate summaries
          * **Contextual understanding**: Grasps complex topics and maintains the original meaning even in technical videos
        </div>
      </div>

      <div className="uai-itemcard-details">
        <input type="checkbox" id="ai-youtube-summarizers-you-tldr-our-take" className="uai-itemcard-details-toggle" />

        <label htmlFor="ai-youtube-summarizers-you-tldr-our-take"><span>Our take</span><span className="uai-itemcard-details-chevron" /></label>

        <div className="uai-itemcard-details-body">
          You-tldr stands out for its accuracy in capturing nuanced information that other summarizers often miss. We were impressed by how well it handled lengthy tutorials and lectures, preserving the key teaching points while cutting the fluff.
        </div>
      </div>
    </div>
  </div>
</div>

## Frequently Asked Questions

<AccordionGroup>
  <Accordion title="Are these AI YouTube Video Summarizers free?">
    Yes, all the tools mentioned in this article offer free options. However, they also have paid plans for those who need additional features.
  </Accordion>

  <Accordion title="Can these AI tools summarize any YouTube video?">
    Yes, these AI tools can summarize any YouTube video. However, the accuracy and quality of the summary might vary based on the complexity of the video content.
  </Accordion>

  <Accordion title="How accurate are these AI YouTube Video Summarizers?">
    The accuracy of these AI tools can vary based on the complexity of the video content. However, they are generally quite accurate and reliable.
  </Accordion>
</AccordionGroup>


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