Spectrum Defense

Recorded Steam activity

GaugeDB’s latest recorded Steam player count for Spectrum Defense is 0 concurrent players (24 Oct 2026, 04:45). Its recorded 24-hour peak is 0 players. The highest count in GaugeDB’s collected history is 1 concurrent players on 21 Oct 2026.

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

Use the seven colors of the spectrum in a classic tower defense, with a catch! Every run has randomized enemies, way-points and map layout. Colors affect the towers' damage, based on the randomly generated Color Table. Upgrade your towers by equipping modules. Mix and match to defeat your enemies!

Steam store description