UFO: Aftermath is a Windows-based 3D isometric tactical strategy game that offers a unique blend of global strategy and small squad tactical combat. The game is set in a rich sci-fi world where you must fight against an alien invasion. The game is designed with a strong focus on RPG elements, allowing your soldiers to improve their skills as they gain more experience. The soldiers' skills are derived from their statistics, and each point that you put into any one of these attributes will have a noticeable effect on that soldier’s skills. The game also has strong strategy elements that require you to manage your bases, interceptions, and squads.

The game's unique combat system is a combination of finely grained tactics of a turn-based game with the realism of a real-time system. The game features randomly generated tactical missions, each playing field unique, meaning no two games are the same. The intricate, rich, and frightening alien setting is displayed in full 3D, immersing you in the game's world. With over 100 varied mission objectives and 70 plus unique weapons, UFO: Aftermath offers a compelling sci-fi tactical strategy game that is sure to keep you engaged for hours.