A free app for Android, by Ararat Games.
The Idle Sea Cleaner game is an ocean-based simulation game, in which you can clean the sea from various types of garbage. There are various missions and you can choose to complete them in one way or another.
In order to complete the missions, you will need to collect different materials. There are a lot of different materials to collect, such as plastic, copper, aluminum, iron, etc. Once you have collected the materials, you will need to deliver them to the disposal factory.
You will also need to earn enough money to buy upgrades for your ship. There are a lot of upgrades that you can buy, such as a bigger ship, a cleaner ship, etc.
The upgrades will help you collect more materials and earn more money.