Simutrans is a free cross-platform transportation simulation game that allows players to manage transportation systems for passengers, mail, and goods. The game features various modes of transportation such as planes, ships, trains, trams, trucks, buses, and monorails.

Players need to plan and manage the transportation systems effectively to achieve their goals. The game offers intelligent routing of vehicles, passengers, mail, and freight, providing a realistic simulation experience.

Simutrans also offers customizable engines with many different graphics, making the game visually appealing. Additionally, the game provides very flexible fine-tuning of the economy, allowing for advanced challenges. The game can be played solo or in a network with up to 14 players together, making it suitable for anyone, even for teaching purposes.

Moreover, Simutrans has many languages available and is compatible with many platforms. Adding new graphics is easy, allowing for endless customization options. Overall, Simutrans is an engaging and challenging game that provides a unique transportation simulation experience.