A free app for Android, by Zojira Studio Games.

Croc Simulator 18: eXtreme is a simulation game where you can play as a hungry crocodile. Explore an environment, hunt down your prey, and cause havoc on a beach! You can also find and unlock different power-ups to help you in your quest to become the most feared creature on the beach!

The game starts off with you waking up in a strange place. You have no memory of what happened, but you know you are in some kind of a strange situation. The only way to get out of this strange place is to find a way to escape from this island.