Hmmsim Metro is a detailed train simulation game that allows you to operate trains on Seoul Subway Line 1, focusing on realism and high-fidelity graphics. Originally a mobile series, it was released in Early Access on PC via by Jeminie Interactive. Key Gameplay Features

Fully implemented Platform Screen Doors (PSD) , functional platform destination signs, and CCTV monitors in both the station and the train cab to watch passengers boarding.

Includes realistic cab controls, ATS (Automatic Train Stop) signals, and a DSD (Driver Safety Device) that requires constant vigilance.

Offers approximately 40 scenarios , including depot entry/exit and shunting maneuvers, alongside a Custom Scenario (formerly Timetable Mode) for selecting specific sections to play. Technical Specifications Hmmsim Metro: (ENG) Subway/Metro Simulator

Features actual Seoul scenery, Ray Tracing for improved lighting and shadows, and a dedicated Viewing Mode to watch AI-controlled trains.

Includes eight types of weather (rain, fog, heavy rain, etc.) that affect train physics, leading to wheel slip and slide during wet conditions.