Battle alien hordes. Lead your troops to victory!
The aliens are here and they didn't come in peace! Lead your troops through a series of frenzied battles against devious alien hordes in this explosive tower defense game with a sci-fi twist - a long-running Outplay original still defending the world.
See it in action
Meet the resistance (and the invasion)
A decade of defence. Still standing.
Alien Creeps TD has it all: frenzied action battles, hordes of devious enemies, epic upgradeable towers, heroic troops and helicopters, and Tesla-coil-singed alien goo. Launched in 2014, it remains one of Outplay's longest-running originals - a live game that's been earning five-star reviews across three storefronts for over a decade.
It's had ten years of real attention: regular updates, ongoing balance work, and a team that still treats it as a live game, not a legacy one.
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Five stars, in their words
“Awesome game, great graphics and great gameplay.”
“One of the better tower defense games. Challenging but capable.”
“I enjoy playing tower defense games and for a free game this one is tough to beat.”