A free app for Android, by Electric Pocket.

Boat Watch is a handy app that will help you to find boats, ships, and other marine traffic. This app is free, so you can download it on your device and have fun using it.

You will be able to find all the vessels that are currently on the water, including cruise ships, cargo ships, ferries, tugboats, yachts, and many more. If you want to find a specific ship or vessel, just search for it by its name or its port or country of origin.

Boat Watch is a free app, so you will not need to pay a penny to use it.