Religion today? Do we need it? Want it? Why? Is there a Right 1?

With the multitude of religions in this world how do we know where to go where to look when were looking for the right one? Is the right one? On religion seem to share a similar philosophy. And a lot of religions or created at a time by people really to control multitude of other people it's just involved in something more. Today do you really need religion? And if we do what religion do we need? What purpose does religion