You need a dedicated app to customize your home screen in style! This is the definitive version of the dress-up app that has all the dress-up materials!
Creator account is for publishing your posts like home screen themes, icon pack, widgets on WidgetClub.
If you have the posts being published in visible setting, Other users can see your creator account through your posts.You can check the creator account from "profile" menu.
Creator account is not the same as Group account.
You can use these in different ways.For example, use creator account as a public account to spread your post to everyone online, and use group account as a private account to share your moment with your friends in private.