Rail Island is a relaxed 3D transport sandbox, free to play in your browser on desktop and mobile. Generate and shape an island, lay railways and roads, and build stations, bridges, tunnels and towns. Run trains, buses, trams, ships, aircraft and cable cars, manage shared lines, and ride along with your vehicles. Version 3.0 adds flowing rivers, waterfalls, canals, dams and working ship locks. Import custom GLB models with the Creator and share your island with other players. Released August 1, 2026. Optional Rail Island PLUS offers higher limits and additional choices. Learn more at https://www.railisland.com/
Rail Island was submitted to SlowDen by janproch. SlowDen did not make this game - it is published here from the developer's own submission, added on 2026-10-04. It runs in the browser with no download, no install and no sign-up.