Cepheus Protocol

Recorded Steam activity

GaugeDB’s latest recorded Steam player count for Cepheus Protocol is 86 concurrent players (29 Oct 2026, 18:24). Its recorded 24-hour peak is 93 players. The highest count in GaugeDB’s collected history is 136 concurrent players on 25 Oct 2026.

Concurrent Steam players, not daily or monthly active users. Console and other launchers are excluded. Peaks cover GaugeDB’s recorded history.

Cepheus Protocol is an Open World RTS Military Survival Game. Play as the CERC hunting Patient 0, maintain Quarantine camps, fight dangerous mutations & Rogue Civilian Combatants . There’s nobody else coming, it’s up to you now.

Steam store description

Franchise

Cepheus Protocol