Free Survival Simulators & Preparedness Tools
Educational tools for emergency preparedness and survival planning. 100% free, no signup required.
Nuclear Bomb Simulator
Simulate nuclear explosions on any US city. Interactive map with fireball, radiation, blast, and thermal burn zones.
Blackout Simulator
Test your home's readiness for a power outage. Get a preparedness score and emergency kit shopping list.
Bunker Cost Calculator
How much does a survival bunker cost? Calculate construction, food, water, and equipment costs.
Survival Budget Calculator
Minimum monthly budget to survive in any US city. Compare to poverty line, SNAP, and minimum wage.
Military Draft Simulator
Would you be drafted? Hypothetical draft priority score based on age, gender, military experience, and occupation.
Why Emergency Preparedness Matters in 2026
From the Iran nuclear crisis to extreme weather events like the Texas Winter Storm and California wildfires, Americans are increasingly focused on emergency preparedness. Our free simulators help you understand risks and plan ahead.
Whether you want to visualize nuclear explosion effects, assess your blackout readiness, budget for a survival shelter, calculate minimum living costs, or understand how a hypothetical military draft would work — our tools provide science-based, educational answers.
All calculators are 100% free, require no signup, and work on any device. Built with the latest data and research for 2026.
Also available in French (Francais) with 40+ additional calculators.