Most Popular Alien Games

92% 12.2k plays

Insects: Alien Shooter

Published: Nov 27th, 2016 HTML5 Your last mission on an unknown planet didn’t go according to plan.

100% 10.0k plays

Abduction

Published: Feb 13th, 2010 HTML5 Help the aliens to get more people for their experiments. To get to the next lev...

100% 15.8k plays

Alien Sky Invasion

Published: Dec 13th, 2016 HTML5 Explore uncharted space. It might be dangerous though!

93% 17.0k plays

Cow Defender

Published: Nov 28th, 2017 HTML5 A great 3D racing shooter game!

61% 5.4k plays

UFOz

Published: Sep 2nd, 2019 HTML5 Control aliens and destroy the city.

63% 4.0k plays

Adam and Eve Aliens

Published: Oct 27th, 2020 HTML5 Help Adam get through the obstacles on an unknown planet and find his Eve.

93% 14.8k plays

Excidium Aeterna

Published: Sep 16th, 2016 HTML5 Welcome to a dangerous world where you're entirely on your own.

77% 9.8k plays

Mars Defence 2 : Aliens Attack

Published: Apr 26th, 2018 HTML5 Your base is under enemy attack.

74% 4.9k plays

Crazy Tenis

Published: Mar 8th, 2019 HTML5 Play a game of tennis against aliens in this nice online game.

91% 11.0k plays

Evolution Multiplayer Sci-Fi

Published: Sep 6th, 2015 HTML5 Today's online game takes place in space and you will have to face many enemies and shoot at them.

100% 9.4k plays

Space Marines

Published: Nov 25th, 2017 HTML5 A game from the future where you'll be fighting against your extraterrestrial enemies.

86% 5.0k plays

Oh no, a UFO!

Published: Oct 15th, 2018 HTML5 Aliens have attacked us.

100% 4.0k plays

Jarbot

Published: Oct 29th, 2012 HTML5 Save the alien civilization and protect the base from enemies.

100% 6.2k plays

Mad Day 2

Published: Oct 29th, 2015 HTML5 Aliens stole from you a small octopus and want to do experiments on it. Try to stop them as quickly as possible.

83% 5.8k plays

Mad Day

Published: Feb 2nd, 2015 HTML5 The entire city is under attack and you go through the enemies!

100% 6.6k plays

Armored Kitten

Published: Aug 17th, 2017 HTML5 Play as a kitten protecting its lands.

100% 4.8k plays

Space Blaze

Published: Jun 2nd, 2018 HTML5 Fly around space and shoot down alien vessels.

80% 4.2k plays

Alien World Domination

Published: Apr 17th, 2015 HTML5 This is a sophisticated strategy where you fight against enemies from other planets.