YouTube Video Summarizer — Summarize Any Video, Full Length | Tube-U

Tube-U summarizes any YouTube video into a clear overview, the key points, and timestamped moments you can jump straight to. Right-click a video on YouTube and choose Tube-U then Summarize, and a private summary opens in seconds. Unlike many free summarizers that sample only the first stretch of a long video, Tube-U reads the full transcript — so a two-hour lecture or podcast is summarized end to end.

How to summarize a YouTube video

What makes Tube-U different

Any length, read in full: long talks, podcasts, and streams are summarized end to end instead of being sampled or cut off. Timestamped key moments link back to the exact spot in the video. Summaries are private by default — never published, listed, or indexed. And a typical sub-30-minute video costs only a fraction of a credit, so casual summarizing is effectively covered by any plan.

Summarize many videos into one report

Summarizing one video is just the start. When a topic is spread across many videos, Tube-U combines every transcript into one cited research report — organized by theme, cross-referenced, with timestamps back to each source — instead of a separate summary per video.

Frequently asked questions

How do I summarize a YouTube video with Tube-U?

Install the free Tube-U Boost extension, then right-click any video on YouTube and choose Tube-U then Summarize. A private summary opens in a popup with an overview, the key points, and timestamped moments. You can also open a video directly in Tube-U to summarize it.

Can it summarize long videos and podcasts?

Yes. Tube-U reads the full transcript, so a two-hour talk or podcast is summarized end to end. Many free summarizers sample only the first stretch of a long video; Tube-U does not truncate.

Is the YouTube summarizer free?

New accounts get 50 free credits at signup with no credit card. A typical sub-30-minute video costs a fraction of a credit, so casual summarizing is effectively covered by any plan.

Are my summaries public?

No. Single-video summaries are private to your account — never published, listed, or indexed.

Can I summarize several YouTube videos into one report?

Yes. Add videos to a list as you browse, or describe a topic, and Tube-U synthesizes every transcript into one cited research report instead of separate summaries.

Explore Tube-U