Sanctum
Offers
DLC
Trailers & screenshots
1 / 5



About Sanctum
Sanctum combines tower defense with first-person shooting. You build towers and mazes, then join the fight when the attacks begin.
Build your defenses
The Customization System lets you customize your approach to defense. You can build mazes as well as towers.
Multiplayer and achievements
The game supports co-op for up to four players and includes 87 achievements. It also contains hidden secrets and Easter eggs.
Frequently asked questions
The best price for Sanctum is $1.59 at K4G. That is 84% less than on Steam, where it costs $9.99. 17 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 Sanctum 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 Sanctum are: Windows XP, 2 GB RAM, 2 GB storage. It also runs on macOS. The recommended specs are in the System requirements section.
Yes. Sanctum has multiplayer and a single-player mode. Players on different platforms can play together.
Mostly, yes. Valve rates Sanctum as Playable on the Steam Deck: it runs, but may need some manual setup.
Buy Sanctum 84% cheaper than on Steam.
Sanctum is available for 84% less in shops such as K4G, Kinguin, or YUPLAY.
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.












