3D Ocean Sounds These are a variety of ocean sounds that can be used as notifications and ringtones.
Ocean Sounds Ringtones This app contains a variety of ocean sounds that you can play with your phone and also set as ringtones. High quality recordings, relaxing. :)
Ocean Sleeper Sound This app allows you to play the sound of an ocean for a specified time (so you can fall asleep to it but not drain your battery). Also you can d/l other sounds if waves aren't enough for you.
Relax and Sleep A variety of soothing sounds including ocean. It lets you mix ocean sounds with other sounds and also set to a timer.
Nature Sounds Great app with high quality nature sounds including ocean waves (or ocean waves with delta binaural beats!).