This has a paid model, but the free tier allows you to download videos and subtitles simultaneously. It is the closest one-click solution to the "9xbuddy savesubs" query for casual users.
: Users can choose from different file formats (like MP4 or MP3) and various quality levels. Ease of Use 9xbuddy savesubs
Use Savesubs to grab the specific SRT or VTT files for different languages. This has a paid model, but the free