Telegram is home to a massive ecosystem of "Downloader Bots." You simply paste the playlist link into a chat with the bot, and it returns the files directly in the app or provides a high-speed download link. Mobile-friendly, no software installation.
: For users with data caps, downloading a playlist once during off-peak hours is more efficient than streaming the same high-definition content multiple times. Ethical and Legal Considerations Youtube Playlist Downloader Bot
Automatically convert files to MP3, MP4, or MKV. Telegram is home to a massive ecosystem of "Downloader Bots
Download function: