Epoch 2 has just been selected by IGN as its Free Game of the Month. As a result, you can grab the game right now free of charge.

Released last November, Epoch 2 is the long-awaited sequel to Epoch, the acclaimed robot-apocalyptic cover shooter developed by Uppercut Games. Featured by Apple upon its launch, the game comes with the following App Store Notes:

With society in ruins and mechanized armies locked in war, a lone robot fights to help his human friend. Battle troops, drones, and bosses in thrilling third-person combat, using cover and fierce attacks to survive overwhelming odds. Fluid controls, gorgeous visuals, and an engaging backstory will keep you hooked as you uncover the secrets of Epoch 2's devastated world.

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In the App Store, Epoch 2 is listed with a price tag of $4.99. But as noted by iDownloadBlog, you can get it for free by visiting this special promo page on the IGN website.

On that promo page, you can generate a unique promo code, which you can redeem in the App Store to download your free copy of Epoch 2, which is optimized for the following iOS devices: iPhone 4, iPhone 4S, iPhone 5, iPhone 5s, iPhone 5c, fifth-generation iPod touch, iPad 2, third-generation iPad, fourth-generation iPad, iPad Air, iPad mini, and iPad mini with Retina display.

Noe that the promo codes are available on a first-come, first-served basis to users in the following 44 countries:

United States, Algeria, Armenia, Australia, Austria, Bahrain, Belarus, Belgium, Canada, Chad, Denmark, Egypt, Finland, France, Germany, Hong Kong, Indonesia, Ireland, Italy, Jordan, Kazakhstan, Kuwait, Lebanon, Luxembourg, Malaysia, Netherlands, New Zealand, Norway, Oman, Philippines, Portugal, Qatar, Russia, Saudi Arabia, Singapore, Spain, Sweden, Switzerland, Taiwan, Thailand, Tunisia, Ukraine, United Kingdom, Vietnam

Last month, IGN offered Ubisoft’s Prince of Persia The Shadow and the Flame as its Free Game of the Month.