GOODJOB !!
It is here for help you on backing up your media files:
(images, videos, documents, and audios)
You have all the files lost in a complex structure of apps, like your social networks (whatsapp, linkeding, instagram, pinterest ....), email, your intranet or whatever app that you use in your daily routine, so this is a solution to find them and stored them on a unique folder called GoodJob_Backup.
Later you can copy on your computer, or share to your Google drive, or wherever you want.
(Duplicates are deleted as well). Enjoy this media backup tool !!