Upload photos to the site directly from the mobile application. Like, subscribe to other participants, leave comments. The ability to watch those who like you, as well as the ability to upload works to the application for participants who have not passed moderation.
Здесь же главное - глаза, и хотелось бы их цвет видеть; и, пожалуй, черный фон сайта - выигрышнее.. :-)