Save up to 75% on new Week Long Deals on Steam, available now until June 24th at 10AM Pacific time!

Quantum Conundrum is now available for pre-purchase on Steam and is 10% off until launch day! You can also grab the Season Pass and receive the full game, soundtrack, and two upcoming DLC's!

Your job is to find—and ultimately rescue—your uncle, by using his newest invention, the Interdimensional Shift Device, to switch between dimensions and solve puzzles. That sofa too heavy to move? There’s a dimension for that! Switch to Fluffy Dimension and that sofa is now light as a feather. Need to get up to a high ledge? There’s a dimension for that! Just switch to Anti-Gravity Dimension and things begin to float upward. Need to make things heavier? There’s a dimension for th—well, you get the idea. Switch dimensions in real time, work your way through the crazy complex mansion wings and rescue your uncle!

Additionally, pre-purchase on Steam before the release date and receive three exclusive items (Atomic Accolade, Quadwrangler, and Professor's Pineapple) in Team Fortress 2!