YouTube Playlist Duration Calculator

How to use:

1. Paste the URL of a YouTube playlist (e.g., https://www.youtube.com/playlist?list=PLAYLIST_ID)
2. Or just paste the playlist ID (the part after list= in the URL)
3. Click "Calculate Duration"
4. Download the complete playlist info as PDF when calculation completes

Note: This tool requires a public playlist or your browser to be logged into YouTube if the playlist is private.