Tri Synergy
119
Shareware
IS a turn based strategy game that we have finally named UFO:Extraterrestrials.
1
ALTAR Interactive
206
Shareware
UFO Aftermath is a tactical game where you must repel an alien invasion.
6
UFO:AI Team
356
Open source
UFO: Alien Invasion is a squad-based tactical strategy game.
1
SMK Software
11
Freeware
Pocket UFO is a great strategy game for your Windows Mobile Pocket PC.
Tir Evolution
94
Shareware
UFO: Aftershock is a small squad based tactical game.
Webfoot Technologies, Inc.
1
Shareware
Defend your space station against wave after wave of evil aliens.
Ghost UFO And Alien Information
Freeware
Check out all of Ghost UFO And Alien Information favorite places on the Web.
85
KraiSoft Entertainment
41,018
Freeware
Alien Sky is a fun shooting game for your leisure time.
100
SigmaTeam
4,656
Shareware
Shoot as many aliens as you can while trying to survive in this action game.
NexusMedia
10
Aliens spacescraft zip across your screen heading to Earth.
160
MyPlayCity, Inc.
12,289
Freeware
Alien Terminator is an action game. You will defend the Earth from the aliens.
1
Sandlot Games
256
Shareware
Save farm animals from their cruel human masters and take them on a vacation.
43
Sigma Team
401
Shareware
Your mission is simple: clear the base at all costs.
Meyer/Glass Interactive
24
Shareware
Execute a devastating counterattack against amassive alien invasion in this all-new editionof Missil....
Adept studios
197
Shareware
In this game you have to protect the world against the alien invasion.
5
GameHitZone
944
Freeware
A third-person shooter game with the goal of stopping an alien invasion.
92
PardisGame
31
Commercial
Third game in the Ben 10 game series with the story of an alien invasion.
3
Firaxis Games
483
Shareware
Control the global defense team in a battle against a terrifying alien invasion.
12
Deep Silver Volition
8,848
Shareware
Save the world from an alien invasion in this action-packed game.
Bee Games
Shareware
Alien Outbreak 2: Invasion tells about new adventures of a brave cosmo pilot.
11 bit studios
10
Commercial
It is an action game that reveals a planet invasion by the alien machines.
