A Few Things to Know About Sex Apps Before Jumping in Bed with a Stranger Who you want to find: A beautiful stranger who's down. No more having to go out to bars to find a one night stand - there's an app for that. Not everyone is into casual sex, and if you're the type to date people. Sex at first swipe. Long gone are the days of heading to the bar and crossing your fingers. Now you can find others who are down just to hook.