Apartments in Dubrovnik
The best value for accommodation in Dubrovnik is provided by so-called private accommodation, that includes rooms, b&b, apartments, studios and similar.
All this can be found once you arrive in Dubrovnik, but it’s much safer to do the advance booking, especially for the summer months when Dubrovnik tends to be fully booked.
There are various websites on the net that offer private accommodations in Dubrovnik. Some of them are offering direct contact with the owners, others are acting as mini booking agents.
Check this link for a search of private accommodation in Dubrovnik.