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Kvark

Also known as Kvark, k, kvark

Kvark is an FPS game set in a fictional version of the 80s Czech Republic. The player finds themselves in an underground facility that is falling apart as they travel through it. They will have to navigate through dark tunnels and will encounter many obstacles and enemies that will test their skills

Last update
10 Jun 2026
Players now
2
Original sources
1
Latest update
Announcement

Final boss hotfix

We got many reports from people that fought with kvark final boss and were able to kill him quickly. This wasn't intentional and is fixed now. Thank you for your patience!

1 changeFix
Latest updates

Update history

Browse past updates and patch notes for this game.

13updates

Gallery

In-game media

Achievements

Community progression

Top picks from 33 Steam achievements, sorted by player unlock rates.

  • ThirstCollect all the cans from the vending machine.66.5%
  • RagequitQuit the game within 30 seconds of dying.60.9%
  • Make sure it doesn’t fall!Pick up the soap.56.7%
  • AZ5Kill 3 enemies using an explosive barrel.51.4%
  • Green sludgeUse anethium.44.4%
  • PrisonFinish the first chapter.35.0%