They Are Billions

Numantian Games

Available Ready to Play Free tier IndieStrategy

They Are Billions is a Steampunk strategy game set on a post-apocalyptic planet. Build and defend colonies to survive against the billions of the infected that seek to annihilate the few remaining living humans. Can humanity survive after the zombie apocalypse?

Available on GeForce NOW

Play type: Ready to Play — no install needed
Membership: Free tier
Last verified: 28 Jul 2026

Available on

Steam · Numantian Games Open store ↗

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