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Online aliens Games
Galactic Warrior Game

Plays: 3261
Category: Action Games
Defeat the Aliens to get to the Galactic Big Boss.
Aliens In A Box Deluxe Game

Plays: 3251
Category: Puzzles Games
How did he end up on earth? The world may never know.. But for now you have to help out our little green alien friend find his way back to his planet. Play through 20 levels of awesome fun in this new physics puzzle game!
The Explorer Game

Plays: 3247
Category: Action Games
The Exp 01 mission is exploring underground cave to find any artifacts left behind by the aliens. The Exp 01 can move easily because of its light weight and anti gravity equipment. However its also very fragile and only the best remote techs, like you, should operate it.
Galaxy Invaders Game

Plays: 3243
Category: Action Games
Weapon, ammo and spaceship upgrades. Upgrade categories each with three more items. Use your points wisely. Boost your weapons and ship by fighting the galaxy invader aliens. Get more credits to buy more upgrades.
Super Amazing Tiger Boy Game

Plays: 3242
Category: Shooting Games
Super Amazing Tiger Boy needs your assistance in blast the aliens in their red eyes!
Uh Oh! Flying Saucers! Game

Plays: 3236
Category: Action Games
Save the city and blast the flying saucers out of the sky!
Space Capture Game

Plays: 3230
Category: Strategy Games
You must capture all planets with different resources. Send ships from the station. Aliens will do the same
Space Game

Plays: 3227
Category: Action Games
Kill as many aliens as possible! dont get hit by one else you lose!
Assault Outpost 3 Game

Plays: 3222
Category: Action Games
In 2011 we established a base on Mars and successfully defended it from alien invasion, twice! But the aliens are back and they are really pissed now. ~ Defend your outpost from all attacking enemies! Use your upgrades wisely to defeat your opponents or nuke them off the planet! This game features day and night time modes, like real warfare! You will need to use Thermal and Night Vision to survive! How long can your outpost survive?!
Symbiosis Game

Plays: 3211
Category: Action Games
We’ve always thought that aliens look like green humans with big heads and huge eyes. We cannot even imagine that aliens look like crystals. Hostile crystals that destroy everything on their sight. And only plants can defeat them. Symbiosis is an innovative game where your main objective is to destroy crystals using powers of your plants. Tons of upgrades, spells and achievements. 15 challenging levels. Have fun!
E.T Tower Defence Game

Plays: 3203
Category: Action Games
A new Tower Defence game. Aliens have invaded your earth, only one colony survives. Can you defend it?
Battle of The Universe Game

Plays: 3203
Category: Adventure Games
Destroy the opposing aliens that have began destroying earth! Make sure they pay for their insulting attack!
Nebula Invaders Game

Plays: 3200
Category: Action Games
Retro space invaders style shooter. Destroy the waves of alien invaders. Do not let any aliens past your defenses.
Pixels Shooters Alpha Game

Plays: 3198
Category: Action Games
Destroy all invader spaceships by shooting at them. Your ship is modular,
Aliens In The Garden Game

Plays: 3191
Category: Shooting Games
The aliens have landed on your backyard lawn, hoping to wipe out human beings and occupy the earth? There is a secret army in the battle against the aliens. Who will be the winner at last?
Tower Core Game

Plays: 3191
Category: Puzzles Games
An ancient enemy is approaching earth, as the care taker of the planet it is up to you to activate the defences! Your mission send you to a far away world, to collect three types of energy from the top of three towers, before returning to earth to blast those evil aliens out of the sky! Point and click to explore your environment, and solve the puzzles to complete your mission.
Spaceship Prototype Game

Plays: 3190
Category: Adventure Games
Top down space shooter game, complete with powerups and shield packs to restore health.
Spaceman 2 Game

Plays: 3187
Category: Action Games
Speedy the space man is back and this time is has to rescue some aliens!
Alien Memory Game Game

Plays: 3167
Category: Memory Games
Alien Memory Game is a brand new free online alien memory game. This game is awesome for every alien games and memory games player. How to play this game: you have to select two images with the same sign and they will disappear. You have to match all pairs to win the level and you can move to the next level. The next level is more complicated than the previous one. This fun game has totally 6 levels. In the first level you have to match 3 pairs of images, in the second level you have to match 6 pairs of images, in the third level match 8 pairs of images, in the fourth level you have to match 10 pairs, in the fifth 12 pairs and in the last level you have to pair 15 pairs. You must win in one level to unlock the next level. You have to be very fast because every level is time limited. But there is an option to turn off the time. Also you can turn the sound on or off. To play this addictive game all you need is your mouse click with the left click and match. You have more free time? Play this relaxing free online alien game and have a lot of fun!
Shoot2 Game

Plays: 3163
Category: Shooting Games
A great game where you can shoot aliens

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Tips: For a scope shot set the Player weapon speed to zero. Change the player weapon graphic to a circle that gets quickly smaller and then stretch the frame out around 4000 frames so it doesn't repeat itself.