Petriarch: Living Colony

About Petriarch: Living Colony

Petriarch: Living Colony is a focused, fully on-device app. A turn-based microbial ecology strategy game where diffusion, metabolism, pH, oxygen, waste, mutation, and cooperation shape a living colony with no wait timers.

KEY FEATURES
- Place strains into nutrient and oxygen gradients.
- Each turn diffuses food, waste, signals, and acidity.
- Mutations trade growth speed against resilience or cooperation.
- Scenarios end when the colony reaches a stable ecological target.
- Sixty complete campaign trials
- Original offline fieldbook and audio cues
- Local progress and records with no account

ONE-TIME AND PRIVATE
- One paid download; no subscription or in-app purchase
- No account, advertising, analytics, tracking, or developer-operated backend
- Core features and bundled content work offline
- Work remains on device unless you deliberately share or export it through an Apple system interface

Petriarch is a fictional entertainment game. Its rules, scoring, physics, maps, evidence, and terminology are designed for play and are not professional guidance.