Noiz

Noiz is an AI summarizer that turns long YouTube videos and documents into short summaries. Its YouTube summarizer works as a browser extension and mobile app, producing instant summaries of videos up to 12 hours long, including lectures and podcasts. Students, researchers, and professionals use it to pull key ideas from hours of content without watching everything. A free PDF summarizer handles documents up to 1,000 pages with adjustable length and format. Core features work without signup, and files are deleted after processing. Check noiz.io for current limits.

Key Features

1. One-Click Video Summaries

Open any YouTube video, click the Summarize button, and get the main points in seconds without watching the full video.

2. Timestamped Navigation

Summaries include timestamps, so you can jump directly to the interesting moments in a long video instead of scrubbing through it.

3. 41 Language Support

Video summaries are available in 41 languages, making it possible to extract insights from content in languages you do not speak.

4. Long-Video Handling

Summarizes videos of up to 12 hours in length, which covers everything from short clips to full lectures and podcast episodes.

5. Free PDF Summarizer

Upload a PDF of up to 1,000 pages and get a summary with no file-size restrictions or usage quotas on the free tool.

6. Customizable Summary Formats

Choose short, medium, or long summaries, and pick formats such as bullet points, question-and-answer, or essay style.

7. Download and Copy Options

Download summaries as TXT or Markdown files, or copy them directly for use in notes, reports, and study materials.

Frequently Asked Questions (FAQ)

What does Noiz do?

Noiz generates AI summaries of YouTube videos and PDF documents. It extracts the main ideas and presents them as readable text, so you can decide whether the full content is worth your time.

How do I summarize a YouTube video with Noiz?

Install the Noiz browser extension or mobile app, open a YouTube video, and click the Summarize button. The summary appears in seconds with timestamps for navigating the video.

How long can the videos be?

Noiz handles videos of up to 12 hours in length, which includes long lectures, webinars, and podcast episodes as well as short clips.

Can Noiz summarize PDFs too?

Yes. The free Noiz PDF summarizer accepts documents of up to 1,000 pages, with options for summary length and formats including bullet points, Q&A, and essay style.

What happens to my files after summarizing?

Files are processed in real time and deleted immediately after the summary is generated. Noiz does not require personal information or signup for core features.

Which languages does Noiz support?

Video summaries support 41 languages, and summaries can be translated between them — useful for research across multilingual sources.

Conclusion

Noiz suits students, researchers, and professionals who face long videos or heavy documents daily. Instant summaries with timestamps save real watching time, and the free PDF tool handles huge files without signup. Files are deleted after processing, which protects your privacy. Check noiz.io for current limits before relying on it for big research projects today.