Command your battlecruiser. Build your fleet. Hold the line.

Humanity's last defensive fleet stands between the galaxy and total annihilation. As fleet commander, you don't pilot a single ship—you command an entire battle group centered around a heavily armed battlecruiser. Every decision shapes your fleet's firepower, survivability, and strategy as endless enemy waves grow stronger.

Your ships fight automatically while you focus on what matters: choosing upgrades, unlocking new technologies, and creating a powerful fleet capable of surviving just one more wave.

Every defeat makes your fleet stronger. Every run unlocks new possibilities.

Build Your Fleet

Unlock and command a growing fleet of specialized escort ships, each filling a unique battlefield role.

• 🚀 Missile Cruisers that saturate space with guided missiles
• ✈️ Carrier ships launching autonomous fighter squadrons
• ⚡ Beam Cruisers that melt enemy formations
• 🎯 Railgun Snipers eliminating priority targets
• 🛡️ Defensive Cruisers with powerful point-defense systems
• ⚔️ Fast attack corvettes and more

Experiment with different weapon compositions to discover your own strategy.

Endless Build Variety

Every run offers new choices.

Equip your fleet with a wide range of weapons, including:

• Missile batteries
• Heavy cannons
• Railguns
• Beam lasers
• Gatling guns
• Lightning weapons
• Point-defense systems
• Rocket salvos

Find powerful AI Modules and Weapon Controllers that change how your weapons behave, creating unique builds every run.

Permanent Progression

Every wave earns Materials used to permanently strengthen your fleet.

Upgrade:

• Hull integrity
• Shield capacity
• Shield regeneration
• Weapon damage
• Ship-specific technologies
• Fleet-wide bonuses

When you've reached your limits, Prestige to reset your upgrades in exchange for permanent bonuses that make every future run stronger.

Compete With Other Commanders

Battlecruiser Defense isn't just about survival.

Challenge yourself through:

• 🌍 Weekly World Boss battles
• 🏆 Global leaderboards
• ⚔️ Power-bracket rankings
• 🤖 Asynchronous PvP against fleets designed by other players

See how your fleet compares against commanders from around the world.

Play Your Way

Whether you have five minutes or several hours, your fleet is always making progress.

Features include:

• Offline patrol rewards
• Cloud saves
• Automatic combat
• Endless progression
• Weapon mastery challenges
• Multiple fleet builds to discover

Will Your Fleet Survive?

Every upgrade matters.

Every decision changes your fleet.

Every run pushes you further.

Assemble your fleet. Defend humanity. Become the ultimate Battlecruiser Commander.