Inertia is a first-person platformer with free-running aspects, inspired partially by other parkour movement based games, as well as game-modes seen throughout various Source titles, such as surf, bhop and kreedz.

Inertia is a first-person platformer with free-running aspects, inspired partially by other parkour movement based games, as well as game-modes seen throughout various Source titles, such as surf, bhop and kreedz.