Interactive Tools
Explore the cost of war through interactive calculators. See how military spending affects you personally.
⭐ Most Popular
War Clock
Watch US military spending tick up in real time. $28,095 every second. $101 million every hour. $2.4 billion every day.
Try it →🧾Tax Receipt Calculator
Enter your income and see exactly how much of your federal taxes go to the military, wars, and veteran care.
Try it →👷Jobs Calculator
Compare job creation: $1 million in military spending creates 5 jobs vs 13 in education, 9 in healthcare, 8 in clean energy.
Try it →🧮Cost Calculator
See your state's share of military spending, your lifetime war cost, and what that money could have bought instead.
Try it →📍State Impact Calculator
Enter your state and see your personal share of $8 trillion in war spending, military casualties, and what that money could've funded locally.
Try it →⚖️Compare Countries
Compare any two countries' military spending side by side: budgets, % GDP, global rank, 10-year trends, and US bases.
Try it →🌍Aid Calculator
Enter your income and see exactly how your tax dollars are split between the military, foreign aid, and which countries receive your money.
Try it →📅Timeline Explorer
250 years of American military history on a single interactive timeline. Every war, operation, and congressional vote — visualized.
Try it →💰Budget Simulator
Redesign the $6.1 trillion federal budget. Move money from military to education, healthcare, or infrastructure and see the impact.
Try it →❓War Quiz
How much do you know about America's wars? 20 questions with shocking answers drawn from real data. Track your score and share your result.
Try it →🏙️Casualty Calculator
What would war casualties look like in your city? Enter a population, select a conflict, and see what percentage would be gone.
Try it →🚢Hormuz Impact Calculator
What happens if Iran closes the Strait of Hormuz? Slide to see projected oil prices, GDP losses, gas price spikes, and what that money could buy instead.
Try it →⚔️Iran vs Iraq War
Side-by-side comparison of the Iran and Iraq wars: costs, casualties, congressional votes, coalition sizes, oil prices, and public support.
Try it →📊Compare Wars
Side-by-side comparison of 2–4 conflicts. Compare cost, duration, casualties, cost-per-day, and cost-per-life with interactive charts.
Try it →How to Use These Tools
🏠 Personal Impact
Want to know how war affects you personally? Start with the Tax Receipt Calculator to see your military tax burden, then use the State Impact Calculator to see your state's share.
📚 Research & Education
Writing a paper or teaching a class? Compare Wars lets you visualize conflicts side-by-side. The Timeline Explorer covers 250 years. The Budget Simulator makes fiscal tradeoffs tangible.
🌍 Current Events
Following the Iran situation? Use the Iran vs Iraq comparison, the Hormuz Impact Calculator, and the Iran War cost counter for real-time context on the current conflict.
🎓 For Educators
All tools are free, require no login, and work on any device. They’re designed for classroom use:
- • Civics classes: Use the Budget Simulator to teach fiscal tradeoffs and democratic decision-making
- • History classes: Use Compare Wars and Timeline Explorer for interactive conflict analysis
- • Economics classes: Use the Jobs Calculator to explore opportunity costs and the multiplier effect
- • Current events: Use the War Clock and Iran tools for real-time data on military spending
All data is sourced from official government reports and peer-reviewed research. See our Sources page for complete citations.
Key Data Points Used by Our Tools
All figures sourced from DoD, SIPRI, Brown University Costs of War, CRS, and OMB. See our Sources page.
Technical Details
Data format: All tools use JSON data files available on our Downloads page.
Inflation adjustment: All historical dollar amounts are adjusted to 2024 dollars using BLS CPI-U.
Real-time counters: The War Clock and Iran War counter divide annual/total costs by elapsed seconds for the ticking display.
Accessibility: All tools are keyboard-navigable and screen-reader compatible.
Privacy: No data is collected. All calculations run client-side in your browser. No login, no cookies, no tracking.
Related Pages
🚧 Coming Soon
📱 Mobile App
All our tools optimized for mobile with push notifications for Iran War updates and spending milestones.
📊 API Access
REST API for developers to build their own applications using our aggregated military spending and conflict data.
🌍 Global Military Map
Interactive map showing every US military base, active operation, and arms sale worldwide.
🎬 War Documentary Library
Curated collection of free documentaries about US wars, military spending, and the military-industrial complex.