Quepos

It is located some kilometers northwest Manuel Antonio and is a goods and services provider but for tourists I recommend stay at Manuel Antonio for some reasons.
First, the beach is polluted and by far can't be compared with others nearby.

Second, you'll expend time and money to go to better sights. But it's my point of view because as others cities it can have attractions which I didn't find due to my lack of time. For example an live music restaurant