Planet Defense: Space TD game
CYBERJOY LIMITED
About this game
- Category Casual
- Age 10
- Updated Nov 10, 2025
- OS IOS
Editor reviews
Command the ultimate planetary defense in a deep-space tower defense experience. Build, upgrade, and optimize a network of orbital turrets to stop relentless alien fleets across richly crafted star systems. Balance resources, adapt to enemy types, and master timing-based abilities to protect your worlds from escalating threats. Featuring strategic depth with accessible controls, diverse maps with unique hazards, and an upgrade path that rewards smart planning, this is a space TD that blends casual play with hardcore strategy.
Highlights
- Space-themed tower defense with fixed lanes and tactical turret placement
- Multiple turret classes, status effects, and synergies to counter armor, shields, and swarms
- Tech upgrades, commander abilities, and customizable loadouts for evolving strategies
- Campaign, challenge waves, and endless survival modes with escalating difficulty
- Clean UI, quick sessions, and rewarding progression for both new and veteran TD players
Screenshots
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How to play:
- Place turrets on designated nodes to cover enemy flight paths and create overlapping fields of fire.
- Manage energy credits to build early defenses, then upgrade key turrets for maximum efficiency.
- Mix damage types and status effects to break shields, pierce armor, slow swarms, and burn clustered targets.
- Time commander skills to neutralize boss pushes, shield regenerations, or sudden elite waves.
- Research tech between missions to unlock new turrets, passive boosts, and stronger ability synergies.
- Scout upcoming waves, adjust your loadout, and reposition or sell underperforming turrets to adapt mid-mission.