It looks like you've provided a key-value pair with the key being 'MediaHuman YouTube Downloader 3.9.9.87.1111 free download' and the text describing some features of the software.

Here's a summary of what I found:

* MediaHuman YouTube Downloader is an app that allows users to easily download videos from various websites, including YouTube, Vimeo, SoundCloud, Dailymotion, VEVO, etc.

* The app has a drag-and-drop feature with 100% support and can download music from playlists or channels in high-quality audio (up to 320 kbps).

* The software also supports downloading videos and audio files from multiple websites.

* The file size of the Windows version is approximately 79.07 MB.

Additionally, you mentioned that there are other related downloads available on W9B, including Internet Download Manager 6.41 Build 22 (2023) PC RePack by elchupacabra.

It seems like you're looking for a way to download music from YouTube or SoundCloud and save it for offline playback. If that's the case, MediaHuman YouTube Downloader might be a good option for you.