: Offers a DRM-free version of the game, meaning you don't need an active internet connection or a launcher to play it once downloaded.
: Shifting between four different dimensions (Fluffy, Heavy, Slow-Motion, and Reverse Gravity) to solve environmental puzzles. Quantum Conundrum Free Game Download Full
: Known for giving away "Mystery Games" every Thursday. Check their "Free Games" section regularly. : Offers a DRM-free version of the game,
: Airtight Games (led by Kim Swift, a co-creator of Portal ). Genre : First-person puzzle-platformer. Quantum Conundrum Free Game Download Full