Criticality
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About Criticality
Criticality is an incremental clicker game about splitting atoms and triggering chain reactions. You play a hapless engineer caught in Cold War politics, working with a rickety reactor and volatile atoms in a series of high-stakes situations.
Trigger chain reactions
Click to fire a neutron. Atoms absorb it, split and detonate, creating chain reactions; longer chains earn more points. You spend points on reactor upgrades that boost neutron output and unlock mechanics, building up from small reactions to larger blasts. Push the reactor toward critical mass to earn rewards, while risking a meltdown.
Endings and upgrades
The game has four endings, over 300 upgrades and a prestige system with game-changing mechanics. It also features jazzy music, relaxing gameplay and atom popping.
Frequently asked questions
The best price for Criticality is $5.52 at Kinguin. That is 21% less than on Steam, where it costs $6.99. 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 Criticality 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 Criticality are: Windows 10, GeForce GTX 960, Intel Core i7-6700HQ, 4 GB RAM, 2 GB storage. It runs on Windows only. The recommended specs are in the System requirements section.
No. Criticality is a single-player game.
Mostly, yes. Valve rates Criticality as Playable on the Steam Deck: it runs, but may need some manual setup.
Buy Criticality 21% cheaper than on Steam.
Criticality is available for 21% 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.











