About YS Summarizer
A practical way to understand YouTube videos faster
YS Summarizer is a free YouTube summarizer built for people who want to understand a video before deciding how much of it to watch.
How it works
Paste a public YouTube video link and choose a summary style. The service retrieves available captions, prepares the text, and uses AI to create a summary in the language of the current page.
What the summary can provide
You can request a structured overview, connected ideas, key takeaways, or a detailed article. Completed results are saved automatically, and Markdown and PDF export options are available on the result page.
Why the service is free
YS Summarizer uses a shared daily AI allowance instead of charging per summary. When the daily allowance is exhausted, new AI summaries may pause until the following day.
What to verify
AI summaries depend on the captions supplied for the video. Names, numbers, quotations, visual demonstrations, and important decisions should always be checked against the original video.
How data is handled
Video information, captions, and generated summaries may be cached to avoid repeating the same processing. Anonymous saved results are associated with the current browser rather than requiring an account.
Questions or feedback? contact@youtubesummarizer.org