Kali linux. is very unique. Window. We cannot compare kali with window 10 or other microsoft window. .it has.lot of hacking tool. with this window we can hack many softwares .you will surprise when you heard that NASA is also using that window. its best for hackers. .and technical persons.this.window.not very attractive.looking.wise. .like.microsoft windows.its all software looks .like similar when we open it. .look like command promt.becoz it is design mainly for hacker.its gud. .its not easy to use for simle user.help function is also very less.you cannot use this by guid book.and its having lot of features or functions.