A free program for Android, by Ararat Games.

As an idle strategy game, War at Sea – Idle Strategy is all about controlling your troops and leading them to victory. You will need to collect resources, build up your army, and then fight against the enemy. You can use a variety of different troops such as infantry, tanks, helicopters, and much more! You can also build a variety of different buildings such as a hospital, a school, a police station, a fire station, etc.

As you play, you will need to upgrade your buildings and troops. You can upgrade your buildings by spending the collected resources on upgrades.