Chad Free Screensaver. Photos slideshow. Chad screensaver. This free screensaver contains many pictures of Chad. Chad, officially the Republic of Chad, is a landlocked country in central Africa. It borders Libya to the north, Sudan to the east, the Central African Republic to the south, Cameroon and Nigeria to the southwest, and Niger to the west. Due to its distance from the sea and its largely desert climate, the country is sometimes referred to as the Dead Heart of Africa . Chad is divided into three major geographical regions: a desert zone in the north, an arid Sahelian belt in the centre and a more fertile Sudanian savanna zone in the south. Lake Chad, after which the country is named, is the largest wetland in Chad and the second largest in Africa. Chad s highest peak is the Emi Koussi in the Sahara, and the largest city by far is N Djamena, the capital. Chad is home to over 200 different ethnic and linguistic groups. French and Arabic are the official languages. Islam is the most practiced religion. This screensaver is free, and contains no spyware or virus. It was fully tested by our team before making it available. This screensaver has many transition effects and will never look the same. You can take the full control of the screensaver behavior : change its settings. Sequent, position, effects. Enjoy. The total number of transition effects is now 84 and new effects are: Crossed (Left, Right), Boxed (Grow, Shrink), Triangle, Roll (Left, Right, Top, Bottom, Horizontal, Vertical).