Downloadable mobile applications for downloading images, audio-visual and video content, and associated text and data; Downloadable mobile applications for downloading videos in the background and playing videos offline with a built-in player; Downloadable mobile applications for browsing websites with a built-in browser and downloading videos which interest the user; Downloadable mobile applications for supporting logins with multiple social media accounts; Downloadable mobile applications for downloading several files at the same time; Downloadable mobile applications for watching videos with a built-in player; Downloadable mobile applications for bookmarking the user's favorite social media accounts; Downloadable mobile applications for managing downloaded videos, photos, and stories; Downloadable mobile applications for saving videos, photos, and stories; Downloadable mobile applications for downloading stories, TV programs, and videos from the user's own social media accounts