Akça is a Turkish island shaped like a shellfish near the biggest city of the Turkish Aegean coast Izmir. It is an uninhabited island and there are only bushes on the island. It is situated between , Yassıca Island, Çiçek Islands, and . It is off the coast of Port of Urla. It is a small island surrounded with turquoise waters, thus it is a swimming spot for the residents of Izmir in summertime.
The Greek name for Akça was Nisida Patates. The Southwest part of the island is a little rocky and there is a small islet called Akçaca Islet 100 m. off the coast.
