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Idle Protocol is a minimalist sci-fi tower defense and incremental game. Manage a central CPU core, equip exactly 2 Nodes, and defend against geometric anomalies. Perform a System Reboot to earn Cycles and unlock permanent modules in the BIOS!

Positive Now
20%5 reviews on Steam
30-Day Trend
—Not enough history yet (since 21 Oct 2026)
Steady at 20% positive since 21 Oct 20265 reviews when we first checked
Steam’s review score each time our store check saw it change, since 21 Oct 2026. How we count