About Pictdon. Login method. After entering the application, enter the instance of Mastodon. Login is completed when you enter your email address and password. Tab structure. "Home" shows the photos posted by the user following you. "Local" shows the posts posted in the instance. "Favorite" is displayed as favorite registered photos. "Library" shows photos added to the library. Favorites. I am tied to Mastodon's favorite function. When you register a photo as a favorite, the photo post is actually registered as a favorite. Library. You can save photos independently from Mastodon. Favorite notifications etc.will not be sent to the other party. Example. https://friends. tennis. https://mstdn.jp. https://pawoo. net. http://mastodon. social.