DatePeek for YouTube

Show the exact publish time (to the second) for videos and Shorts across YouTube pages.

DatePeek for YouTube helps you see the exact publish time (to the second) for videos and Shorts across YouTube desktop pages. Why install DatePeek? - Replace vague labels like “2 days ago” with precise timestamps. - Compare upload timing across channels with exact date and time. - Keep a consistent view with your preferred time zone and format. What it does - Adds a “Published at” timestamp directly on YouTube cards and video surfaces. - Works on Home, Search, Watch, Shorts, channel pages, and subscription feeds. - Supports Local Time Zone or UTC display. - Supports multiple date formats and optional time-zone label. - Supports display language selection and custom publish-text color. - Uses local caching to reduce repeated API requests. Quick setup 1. Create a YouTube Data API Key in Google Cloud. 2. Enable YouTube Data API v3. 3. Open DatePeek settings, paste your API Key, and save. 4. Refresh YouTube pages. Permissions and privacy - storage: saves your settings and local cache. - https://www.youtube.com/*: shows publish timestamps on YouTube pages you visit. - https://www.googleapis.com/*: fetches publish metadata from YouTube Data API. - https://open.feishu.cn/*: used only when you actively submit feedback via the built-in feedback form. DatePeek does not inject ads and does not sell personal data. Notes - DatePeek is not affiliated with or endorsed by YouTube or Google. - Functionality may require updates if YouTube page structure changes.