Best alien games for free download by popularity reverse

Lifeline is a playable, branching story of survival against all odds! Help Taylor make life or death decisions, and face the consequences together. Or see what happens when you make a different choice.

When Katya awakens on Kuros, she finds a mysterious alien world teetering on the brink of destruction! Piece together her past!

Aliens are invading and you're the last hope for humanity! Your mission, should you accept it, is to save the world!

Join the penguin family on their mission to rescue Robby and encounter a new collection of colorful mosaic puzzles!

Strap in and prepare for the most intense battle! Protector puts you in the hot seat to defend mankind against an alien force!

Welcome to Hospital Haste, an exciting time management game that puts you in the middle of the action as patients arrive at a treatment center needing urgent care.

A hostile alien fleet threatens humankind. Your mission? Collect the pieces of the top secret weapon that can destroy them all.

Astro Hunter 3D Deluxe is an asteroid shooter arcade game for your windows XP computer. It uses 3D graphics, and requires microsoft directx 9.0. There's a lot more here than the basic asteroids game — lots of cool powerups and weird aliens to defeat

Drop colored blocks and try to form lines that will react and disappear. Use your tools wisely to get the high score!

Strange Adventures In Infinite Space is a hybrid space adventure game in which players explore exotic star systems, seek out new technologies, artifacts and lifeforms, and boldly blow up stuff where no one has blown up stuff before!

Diner Dash brings out the entrepreneur in all of us! Sick and tired of pushing paper in the dreary world of finance, Flo ditched her desk job and now she’s setting out to build her very own empire of high-class, five-star restaurants.

Explore seven different Mahjong styles while traveling through the cosmos in Space Mahjong.

Jane’s wheat cultivation has been tampered with in the midst of a dangerous thunderstorm. Some think it was just a prank, others think it was the work of aliens from outer space!

Don't mess with the jungle! Help the animals defend magical crystals from invading alien droids!

Experience this new installment of mosaics puzzles in rainbow colors!

Chewsters are little aliens that have come to invade the Earth. Help Captain Don defend the planet from invasion!

Moonpod’s Starscape mixes arcade game play with characterisation and involving plot. With most of its crew missing the space station Aegis is all but lost. As last remaining pilot you must defend the station against the evil Archnid race.

Explore three fantastical worlds filled with fun games and challenging I Spy riddles. Encounter challenges and wonderful surprises!

The year is 2056 and an army of evil space aliens is plundering the earth. Luckily, a hero has come forward: a hero of power, of stature, of pure meteoric strength. Yes, puny humans, your salvation is at hand! A Mighty Rodent is here!

Investigate strange goings-on in the eerie town of Fort Nightingale!