2
OpenXcom Developers
153
Open source
It is an open-source clone of the original UFO: Enemy Unknown game.
75
MicroProse Software, Inc
2
Commercial
X-COM: UFO Defense brought you to a galactic battlefield.
Rich Entertainment
139
Freeware
X-Force is a game where the player defends the earth.
1
XFocer Games
Freeware
Defend the earth with a military against an invasion from outer space.
5
XaviWare Software
227
Shareware
It can recover lost or forgotten passwords of the protected databases.
Firaxis Games
432
Commercial
XCOM: Enemy Within is the expansion of the strategy game XCOM: Enemy Unknown.
1
Firaxis Games
773
Commercial
XCOM 2 is the sequel to XCOM: Enemy Unknown, strategy game.
2
Prospero Productions
35
Freeware
Squad level strategy game from the creators of the Xcom series.
Long War Studios
49
Freeware
Long War is a free mod for the 2012 game XCOM: Enemy Unknown.
Tri Synergy
127
Shareware
IS a turn based strategy game that we have finally named UFO:Extraterrestrials.
1
ALTAR Interactive
226
Shareware
UFO Aftermath is a tactical game where you must repel an alien invasion.
7
UFO:AI Team
370
Open source
UFO: Alien Invasion is a squad-based tactical strategy game.
1
SMK Software
12
Freeware
Pocket UFO is a great strategy game for your Windows Mobile Pocket PC.
Tir Evolution
107
Shareware
UFO: Aftershock is a small squad based tactical game.
65
Nifflas
22
Freeware
Traveling through space, the UFO flies into a meteor and crashes on a planet.
