Downfall Survival Sim
In-app purchases
Everyone 10+
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About this game
Downfall Survival Sim — rebuild civilization from a bunker, 123 years after the world ended in nuclear fire.
The bombs fell generations ago. All that's left is the wasteland — irradiated ruins, roaming mutants, and desperate raiders. A handful of survivors look to you to rebuild. Ration every scrap, hold the gate, and drag your settlement back from the brink.
SURVIVE THE FALLOUT
• Manage a living bunker — food, water, power, medicine, ammo, and scrap all matter.
• Build and upgrade rooms: hydroponics, water purifiers, armories, med bays, barracks, and more.
• Keep morale and bunker integrity up, or watch your colony collapse.
RECRUIT & COMMAND SURVIVORS
• Take in survivors with distinct roles — Scouts, Guards, Medics, Engineers, Farmers, Traders.
• Roles and skills matter: a Scout raises mission odds, a Medic softens ambushes, an Engineer slows machine wear.
• Level up your people through missions and gate defenses.
EXPLORE THE WASTELAND
• Send squads to scavenge across four distinct regions — Appalachia Ruins, the Rustbelt, the Mojave Glasslands, and the Dead Metro.
• Push deeper as you advance for richer rewards, at greater risk.
• Sites rotate and can be re-scanned, so the map keeps changing.
HOLD THE GATE
• Defend against waves of mutants and raiders at the east gate.
• Read the threat, weigh your success odds, and choose to fight, auto-resolve, or retreat.
• Research a full tech tree to reinforce the bunker and open new frontiers.
BUILT FOR YOU
• 100% single-player and fully offline — play anywhere, no connection needed.
• No ads and no forced timers. Deterministic, plannable progression.
• Your settlement saves automatically on your device.
Optional Survivor Mode is a one-time purchase that unlocks a developer "God Mode" console for players who want to experiment freely.
How long can your bunker hold the line?
The bombs fell generations ago. All that's left is the wasteland — irradiated ruins, roaming mutants, and desperate raiders. A handful of survivors look to you to rebuild. Ration every scrap, hold the gate, and drag your settlement back from the brink.
SURVIVE THE FALLOUT
• Manage a living bunker — food, water, power, medicine, ammo, and scrap all matter.
• Build and upgrade rooms: hydroponics, water purifiers, armories, med bays, barracks, and more.
• Keep morale and bunker integrity up, or watch your colony collapse.
RECRUIT & COMMAND SURVIVORS
• Take in survivors with distinct roles — Scouts, Guards, Medics, Engineers, Farmers, Traders.
• Roles and skills matter: a Scout raises mission odds, a Medic softens ambushes, an Engineer slows machine wear.
• Level up your people through missions and gate defenses.
EXPLORE THE WASTELAND
• Send squads to scavenge across four distinct regions — Appalachia Ruins, the Rustbelt, the Mojave Glasslands, and the Dead Metro.
• Push deeper as you advance for richer rewards, at greater risk.
• Sites rotate and can be re-scanned, so the map keeps changing.
HOLD THE GATE
• Defend against waves of mutants and raiders at the east gate.
• Read the threat, weigh your success odds, and choose to fight, auto-resolve, or retreat.
• Research a full tech tree to reinforce the bunker and open new frontiers.
BUILT FOR YOU
• 100% single-player and fully offline — play anywhere, no connection needed.
• No ads and no forced timers. Deterministic, plannable progression.
• Your settlement saves automatically on your device.
Optional Survivor Mode is a one-time purchase that unlocks a developer "God Mode" console for players who want to experiment freely.
How long can your bunker hold the line?
Updated on
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No data shared with third parties
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Data is encrypted in transit
Data can’t be deleted
What’s new
6. The Living Map — five named factions with standing, rival settlements that live and die, roaming hordes walking the map, outposts, refugees.
7. Authored Wasteland — an event director that only fires contextual events, multi-stage chains, region questlines (what is Vault 9?).
8. Progression & Legacy — a real research tree, three victory endings, etc
9. The Nervous System — Dawn Report, truthful Wasteland Radio, survivor chatter, etc
7. Authored Wasteland — an event director that only fires contextual events, multi-stage chains, region questlines (what is Vault 9?).
8. Progression & Legacy — a real research tree, three victory endings, etc
9. The Nervous System — Dawn Report, truthful Wasteland Radio, survivor chatter, etc
App support
phone
Phone number
+40747840857
About the developer
Stroescu Constantin Catalin
xxionlinegames@gmail.com
Str. Luncilor, Nr. 66
210177 Targu Jiu
Romania
