Sushi the Fish is an application that allows you to play your character, which is a fish and to be able to shoot rockets to the other sea creatures. There are different upgrades and power-ups for you to choose like rocket amount, shooting rate, magnet range, extra firs, shield level, and acceleration. You can only increase the level of your power-ups if you have sufficient money. There are different sea creatures that you will encounter. Lastly, this application is designed for free and it does not have any hidden fees that will charge you once you have successfully downloaded Sushi the Fish.