Tomorrow for 24 hours Red Orchestra 2 will be Free! - OFFER IS OVER!

Yes, free! By navigating to Red Orchestra 2 and downloading the game tomorrow after the promotion starts and before it ends (the promotion will last 24 hours), the game will be free to keep forever!

Source: Announcement

Fast Redeem Link - Thanks to madjoki.

Update:

Red Orchestra 2 is FREE today only on Steam!*

It will be free as in, grab it now, pay no money, and it is yours to keep forever – FOR FREE!

To claim your Red Orchestra 2 gift, all you need to do is install it. If you don’t install, it goes back to its regular price and you miss out!

Red Orchestra 2: Heroes of Stalingrad focuses on the Battle of Stalingrad and the surrounding operations, both German and Russian, from July 1942 to February 1943. The game allows the player to experience one of the most brutal battles in all of human history. Delivering unrivalled accuracy and attention to detail, along with gritty, vicious combat in multiplayer and single-player modes the game will feature everything from quick, brutal firefights to more intricate and challenging tactical modes.

*Offer ends April 24th at 10AM Pacific Time.