Not currently charting in Zing's Steam Top 100 — showing what Zing's own catalogue holds (refreshed 7 Nov 2026).
Prison Architect
Introversion Software · Published by Paradox Interactive · Oct 6, 2015
$29.99
Very Positive(59,914 reviews)
Estimated owners (SteamSpy): 5000000 - 10000000
Only the world’s most ruthless Warden can contain the world’s most ruthless inmates. Design and develop your personalized penitentiary in Prison Architect.