Mecha Simultactics is an engaging simultaneous-turn-based competitive tactics game designed for Windows users. Set on an isometric grid battlefield, players engage in strategic combat where all actions are selected and executed simultaneously. The game supports online multiplayer PvP, allowing up to eight players to participate in thrilling team matches or free-for-all skirmishes. Each player's choice of mech impacts gameplay, with various options available, each featuring unique abilities and playstyles.

Customization is a key feature, enabling players to tailor their mechs' equipment and aesthetics to suit their preferences. The game also includes a Replay Studio, allowing users to watch and edit their battles, creating memorable highlights. Additionally, a map editor is provided for players to design and share custom maps, enhancing the overall gameplay experience and community engagement.