samsung galaxy tap ,, ipad
 

hello guys
i dnt know if this is the right place ,
but i have some question
i saw alot of pilot using tap 2 or ipad for navigation or map i dnt really know
thats my first question , whats its used for .

so ive bought one samsung galaxy tap 2 , i think i might need it in my flight training or stuff , but the only things it have is ( navagation , Map , Latitude ) and it always need a wireless connect because it dont have 3g or sim card slot

hope i get an answer