YouTube description generator
Generate SEO-optimized YouTube video descriptions with chapters, links, and keyword-rich copy.
about the youtube description generator
YouTube descriptions serve two completely different purposes: the first 125 characters appear in search results and channel browse, so they need to act like ad copy — clear, benefit-driven, and keyword-rich. Everything after that is read by people who already clicked and want more context: timestamps, links, and social handles.
YouTube's algorithm parses descriptions for topical relevance, so including your primary keyword in the first paragraph matters for SEO. But keyword-stuffing kills user experience; the best descriptions read naturally while hitting the key terms.
This generator creates a full description structure: a hook opening paragraph optimized for the preview snippet, a chapter/timestamp section, links section, and a subscribe CTA. Paste the output, add your actual timestamps, and publish.
frequently asked questions
How long should a YouTube description be?
The ideal YouTube description is 200-400 words. The first 125 characters appear in search results — make them count. Include chapters and timestamps for longer videos to improve watch time and search appearance.
Do YouTube descriptions help with SEO?
Yes. YouTube uses descriptions to understand a video's topic and match it to relevant search queries. Including your target keyword naturally in the first paragraph is the single biggest description SEO lever.
Should I include timestamps in my YouTube description?
Yes. Timestamps (chapters) improve viewer experience and often appear as chapter navigation in search results, which increases click-through rate from the search results page.
want to schedule and post, not just format?
PostAI schedules to 11 platforms, includes AI content generation, and starts at $9/mo.
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