For i have not seen anywhere to use app details for social comments. Yes for social publishing, we have to made an app and key in the ID and key details.
it should be in /panel/users/social_auth (Users » Login with social media). It is recommended to use your own app if you have a connected domain.
hey i'm joe, please don't call me on my real name because you're gonna misspell or mispronounce it and it drives me nuts
i do not work for the company anymore, sorry for the late replies
pfp by Natalie Butler