Loading game…

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 Aperture: Salt Mines yet.
Concurrent Steam players, not daily or monthly active users. Console and other launchers are excluded. Peaks cover GaugeDB’s recorded history.
Aperture: Salt Mines is a large story-driven and puzzle-based modification for the award-winning game Portal 2. Descend into the heart of Aperture Science Innovators and get ready to complete your testing track! With no humans around, what could go wrong?
Steam store description