0xFF
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About 0xFF
0xFF is a first-person science-fiction mystery set in an abandoned research zone. An experiment has become unstable, and you must find a way to stop it. You travel by land, air and sea to complete your mission, while radiation makes working outdoors dangerous. A skilled player can complete the game in a few hours.
Frequently asked questions
The best price for 0xFF is $0.44 at Kinguin. That is 96% less than on Steam, where it costs $11.99. 2 shops have an offer that activates in your country.
Some are. This page only shows offers that activate in your country; offers for other regions, or with no stated region, are left out. To see the offers for another country, change your country at the top of the page.
Every key we list activates on Steam. Redeem the key there and 0xFF stays in your library for good.
Yes, with a small risk. Publishers create keys to sell in other shops, which is why a key can cost less than in the official store, and once you activate it the game is yours to keep, just like a store purchase. On average 1–2% of keys fail, so check the shop's buyer protection before you buy: the official store does not refund keys bought elsewhere.
The minimum requirements for 0xFF are: Windows 10, Intel Core i5, 4 GB RAM, 20 MB storage. It runs on Windows only. The recommended specs are in the System requirements section.
No. 0xFF is a single-player game.
Yes. 0xFF is the full base game. You need nothing else to play it.
Buy 0xFF 96% cheaper than on Steam.
0xFF is available for 96% less in shops such as Kinguin.
Steam lets publishers create keys to sell in other shops. Once you activate a key, the game is yours to keep, just like a store purchase.
Disclaimer: CD keys have an inherent 1–2% average failure rate. Check the shop terms for buyer protection info. Steam offers no buyer protection for keys bought in other shops and doesn't refund them.











