Silo Defense - a free crosshair city defense game
Silo Defense is a free, browser-based crosshair city defense game. Aim and fire interceptor missiles to blow up incoming warheads before they reach your six cities. No login and nothing to download, just open this page and play. Your high score is remembered in this browser only.
How to Play
- Press Start, then click or tap anywhere on the board to fire at that spot.
- Each shot explodes into a blast radius a moment after it lands. Time it to catch warheads passing through.
- Or aim with arrow keys/WASD and fire with Space.
- Ammo is limited each wave, so don't waste shots. Leftover ammo becomes bonus points.
- Lose a city when a warhead reaches the ground near it. Lose all six and it's game over.
- Clear every warhead in a wave to advance to a faster, tougher one.
Frequently Asked Questions
- How do you play Silo Defense?
- Click or tap anywhere on the board to fire an interceptor missile at that spot. It explodes into a blast radius that destroys any enemy warhead caught inside it. Stop every warhead before it reaches one of your six cities. Clear a wave to advance to a faster one.
- What are the controls for Silo Defense?
- Click or tap the board to aim and fire in one motion. On a keyboard, arrow keys or WASD move the crosshair and Space fires. P pauses the game.
- Is Silo Defense free to play?
- Yes, completely free, with no account or app download required.
- Does Silo Defense save my score?
- Your high score is saved only in your current browser via localStorage, so it will not sync across devices.