YouTube Timestamp Generator
Build and format YouTube chapters for your video description. This tool validates all YouTube requirements and gives you copy-ready timestamps.
Add your chapters
Enter a timestamp and label for each section of your video.
Validate
The tool checks YouTube requirements: 0:00 start, 3+ chapters, 10s apart.
Copy to description
Copy the formatted timestamps and paste into your video description.
3 chapters
- YouTube requires at least 3 chapters.
Formatted output
0:00 Introduction
Chapters done. What about your title?
The right title can 10x your click-through rate. 1of10 analyzes millions of viral videos to help you find titles that actually perform.
Try 1of10 FreeWhy YouTube chapters improve your video's performance
YouTube chapters do more than help viewers navigate your video. They signal to YouTube's algorithm that your content is well-structured and informative, which can improve your search ranking. Chapters also create "key moments" that appear directly in Google search results, giving your video extra visibility outside of YouTube.
Viewers who can jump to the section they care about are more likely to watch longer and come back for future videos. This improves your audience retention metrics, which YouTube weighs heavily when deciding whether to recommend your content.
For the best results, use descriptive chapter titles that include relevant keywords. Instead of "Part 1" or "Introduction", write "Setting up DaVinci Resolve for the first time" or "Ingredients you'll need". Each chapter title is a mini SEO opportunity.
Frequently asked questions
How do YouTube chapters work?
YouTube chapters are created by adding timestamps in your video description. The first timestamp must be 0:00, you need at least 3 chapters, and each chapter must be at least 10 seconds long. When formatted correctly, YouTube adds clickable chapter markers to the video progress bar.
What format do YouTube timestamps use?
YouTube timestamps use the format M:SS (e.g., 1:23) or H:MM:SS for videos over an hour (e.g., 1:05:30). Each timestamp is followed by a space and the chapter title. They should be listed on separate lines in your video description.
Why are my YouTube chapters not showing?
Chapters won't appear if: the first timestamp isn't 0:00, you have fewer than 3 chapters, chapters are shorter than 10 seconds, or the timestamp format is incorrect. This tool validates all these requirements automatically.
Do YouTube chapters help with SEO?
Yes. Chapters help YouTube understand your video structure, which can improve search ranking. They also create key moments that appear in Google search results, giving your video more visibility. Viewers can jump directly to relevant sections, which improves watch time.
What is the maximum number of chapters allowed?
YouTube doesn't set a strict maximum, but the practical limit is your video length. Each chapter needs at least 10 seconds. For a 10-minute video, you could have up to about 60 chapters, though 5-15 is typical and more useful for viewers.