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YouTube Video Summarizer

Paste a YouTube link and get an AI summary — a short overview, the key points and the topics — with the transcript underneath to check it. Works on videos and Shorts that have captions. Free to try, no signup.

Free: the first minute of 1 video — sign in for 1 more. Pro: full length.

Works with:YouTubeYouTube ShortsTikTokInstagram Reels

What you get: a real example

This is our tool's actual output for a 67-second NASA video on YouTube (NASA videos are public domain). Watch the video

TranscriptTimes come from the video's captions
  1. 0:00This is the moment where we should all start believing again.
  2. 0:03Now bound for the Moon.
  3. 0:05America is returning to the Moon to build a Moon Base.
  4. 0:08NASA has selected Blue Origin, Astrolab, Lunar Outpost.
  5. 0:13Congratulations to Astrobotic, Firefly, Intuitive Machines.
  6. 0:17Great progress.
  7. 0:18Being able to see Moon Base elements getting to the finish
  8. 0:22line is just awesome.
  9. 0:26Phase One is all about getting to the Moon reliably.
  10. …and the rest of the video
Copy it, or download it as TXT, SRT or VTT.
SummaryWritten automatically from the transcript

America is set to return to the Moon to establish a permanent Moon Base, with NASA collaborating with various companies to develop new technologies and infrastructure by 2028.

  • America is returning to the Moon to build a Moon Base.
  • NASA has selected multiple companies for the project.
  • Phase One focuses on reliable lunar access and experimentation with new technologies.
  • The goal is to establish a permanent presence on the Moon by 2028.

How the summary is made

The tool reads the video's captions — the ones the creator uploaded or YouTube's automatic captions — and an AI model writes a summary from that text. So the summary describes what was actually said, and the transcript is right there to check it against. It does not watch the video, so anything that is only shown on screen and never said is not in it. If a video has no captions, there is nothing to summarize.

What you get

  • A short overview — one or two sentences on what the video is about.
  • Key points — the main claims, steps or tips, as a list.
  • Topics — a few tags for what the video covers.
  • The transcript — the caption text (the first minute on the free plan), to copy or download as TXT, SRT or VTT; SRT and VTT carry the times.

The example near the top of this page is a real result for a NASA video, word for word.

Other free YouTube summarizers

We checked the tools Google shows first for "youtube video summarizer" on 13 October 2026. Here is what each one says on its own page, including where ours is weaker.

ToolWhat it says it doesGood to know
NoteGPTFree, no login, summary length you can set or your own promptIts page gives different numbers for languages (40+ and 60+) and video length.
DecopyFree, no login, up to 50 videos a day, key points, mind map, FAQ, timestamped highlights, TXT or PDF downloadSays most videos under 90 minutes work smoothly.
GlaspFree browser extension and a web box; you pick the AI model (ChatGPT, Claude, Gemini, Mistral); timestamped summary; transcript exportChat with a video needs a free account.
TranscribeVideo.ai (this tool)Overview, key points and topics plus the transcript as TXT, SRT and VTT; also works with TikTok and Instagram links; one combined summary for up to 10 videos on ProThe free plan covers only the first minute of 1 video (+1 when you sign in). No mind maps or chat.

Pick by what you need: a quick free summary of long videos, a summary in your chosen AI model, or a summary that comes with subtitle files and works across YouTube, TikTok and Instagram.

Getting a useful summary

  • Check the captions first. If a video only has automatic captions, names and numbers in the summary may be wrong, because they were wrong in the captions.
  • Use the transcript to confirm. When a key point matters, find it in the transcript and read the lines around it.
  • Long videos: the summary reads roughly the first 50 minutes. For a three-hour talk, read the later part of the transcript yourself.
  • Comparing videos: on Pro, paste up to 10 links on the same topic and read one combined summary before you decide which to watch.

Free and Pro

FreePro ($13.50/month)
Videos1 every 30 days without an account, +1 more when you sign inUp to 250 every 30 days (up to 100 a day)
What the summary coversThe first minute of the videoThe transcript up to about 50 minutes of speech
Links at once1Up to 10, with one combined summary
Transcript filesTXT, SRT and VTT for the first minuteTXT, SRT and VTT for the whole video

How It Works

  1. 1.Copy the YouTube video's link.
  2. 2.Paste it into the box at the top of this page.
  3. 3.Click Generate Transcript — the summary is usually ready in about 10 seconds.
  4. 4.Read the overview and key points, and check anything important in the transcript.

Frequently Asked Questions

How do I summarize a YouTube video?

Copy the video's link, paste it into the box at the top of this page and click Generate Transcript. In about 10 seconds you get a short overview, the key points and the topics, with the transcript underneath so you can check any point.

Is the YouTube video summarizer free?

Yes, to try. Without an account you get 1 free video every 30 days, and signing in free gives you 1 more. On the free plan the summary covers the first minute of the video. Pro ($13.50/month) summarizes full videos, up to 10 links at once.

What does the summary include?

A short overview of what the video is about, a list of key points, and the main topics. The transcript comes with it, read from the video's captions.

Can I summarize several YouTube videos at once?

Yes, on Pro. Paste up to 10 links and you get a transcript for each video plus one combined summary across all of them — not a separate summary for each.

Does it work on YouTube Shorts?

Yes, as long as the Short has captions. Shorts of a minute or less are summarized in full on the free plan.

How long can the video be?

The transcript covers the whole video on Pro. The summary reads the first 48,000 characters of the transcript — roughly the first 50 minutes of English speech — so on longer videos it covers the opening part only. With several videos, those 48,000 characters are shared equally, so 10 long videos are each read for roughly their first 5 minutes.

Can I trust the summary?

Use it to see what a video covers and whether it is worth watching. It is written from the captions, so it can only be as good as they are, and it can flatten nuance. Before you quote or repeat a claim, check the line in the transcript.

What if the video has no captions?

Then there is nothing to summarize: the summary is written from the captions. The tool tells you so, and that try does not count against your limit.

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