Individual prerelease counts require verified game access. GaugeDB can record a count if Steam publishes one in its public chart, or when collection becomes available after release.
No Steam player count has been recorded for Game Master yet.
Concurrent Steam players, not daily or monthly active users. Console and other launchers are excluded. Peaks cover GaugeDB’s recorded history.
Game Master is a tabletop RPG campaign and session app for building maps, managing characters, monsters, encounters, and items, then running live games with automated rules, GM controls, fog of war, and local network multiplayer.
Steam store description