Buy O.C.D.: On Completeness & Dissonance PC key
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About O.C.D.: On Completeness & Dissonance
O.C.D.: On Completeness & Dissonance is a puzzle game about completing patterns by rotating the board so loose tiles slide into empty slots. You try to solve each level in as few moves as possible while working against a time limit.
Levels and elements
The game has 60 levels, with 60 more available through DLC. Ten elements are introduced gradually, including high-voltage dischargers, antitiles and wormholes.
Frequently asked questions
The best price for O.C.D.: On Completeness & Dissonance is $0.32 at Kinguin. That is 67% less than on Steam, where it costs $0.99. 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 O.C.D.: On Completeness & Dissonance 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 O.C.D.: On Completeness & Dissonance are: Windows XP, Intel Core 2 Duo, 512 MB RAM, 40 MB storage. It runs on Windows only. The recommended specs are in the System requirements section.
No. O.C.D.: On Completeness & Dissonance is a single-player game.
Yes. O.C.D.: On Completeness & Dissonance is the full base game. You need nothing else to play it.
Buy O.C.D.: On Completeness & Dissonance 67% cheaper than on Steam.
O.C.D.: On Completeness & Dissonance is available for 67% 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.











