Use the Carnival HUB app to share your cruise countdown with friends, then explore and book shore excursions, spa treatments, drink packages and more. When the time comes, you may also check-in and obtain your boarding documents.As you board your ship, connect to Carnivals Wi-Fi to view whats happening, weather, dining menus and more! Onboard internet purchase is NOT required to use the Carnival HUB app.Before your cruise: Load up on excursions, drink packages, spa treatments and more Check-in and prepare your boarding documents Share your cruise countdown with friends and family(At this time, guests on Australian sailings may share their countdown and use features once on board their ship.)Once on board: Chat to connect with family and friends on board. (Low, flat activation fee applies.) Day-by-day schedule of hundreds of onboard events Choose your favorite events and get reminders Open times of food and drinks venues Daily restaurant menus Searchable deck plans with key areas highlighted Itinerary details, including current ship time, arrival/departure times for upcoming ports of call Real-time information on guests current Sail & Sign shipboard account balance Weather for each day of your sailing Find information like dining attire easily Ability to view and purchase shore excursions Order pizza and drinks for delivery almost anywhere on board (Fees apply.)Go ahead. Download it now. Your vacation deserves it.