Upvote:4
I understand your point. Well, on airbnb you can do that renting a studio by yourself. (not sharing). In a hostel or hotel, if you rent a double private room, you also could be able to bring a guest to spend the night because you are paying for two people. The only difference between a hotel and a private studio or home, is that in a hotel you have to register (check in) your guest at the front desk, showing passport if she/he is foreign or a National Id if is a citizent