Calcium Contract

Igor Aleksandrowicz / Oct 17, 2023 / Action, Indie

windows
Steam Deck Verified

0 playing now

Calcium Contract is a fast-paced first-person shooter where you're on a mission to finish a contract that got out of hand. Learn to swiftly move around your enemies and master your arsenal as you fight your way toward the grand finale. Includes a unique score-attack mode in ever-changing arenas.

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GPU	Not set	Directx 11 support Can't tell	Not listed Can't tell
RAM	Not set	2 GB RAM Can't tell	Not listed Can't tell

What's new

Patch 1.1.11

2025-03-14

- Leaderboard names with non-latin characters are now shown in a better way - Campaign story text fix

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What players say

Very Positive

93% positive, 123 reviews

Recommended4 hrs played

The Boomer Shooter is not only back, it's all over the place. We're approaching oversaturation (or perhaps we're there already, depending who you ask), and there's a lot out today that has no aspiration beyond being Competent, or at best Solid. And while mediocrity is a constant fear when entering the maws of a new first person rocket dodger, I can safely say that Calcium Contract is not a game capable of mediocrity....

6 found this helpful, 2026-02-02

Recommended11 hrs played

Super 3D Noah's Ark got a sequel! You are Bob Boner, someone let out the crazy chickens and other animals out of the Ark. Your mission? Send them back to the shadow realm, so God can reset the universe (and make another Morbius movie). But for real, this is a fun, small, boomer shooter in a GZdoom style. The gameplay is simple but effective, I do enjoy the graphics and the level design. The music on the other hand is...

2 found this helpful, 2026-07-17

Recommended4 hrs played

An excellent little shooter. This is a GZdoom style shooter that focuses on well crafted levels that work in harmony with clever enemy placement and weapon management. I was impressed by three things. First, the overall design. The enemies, the environments, and the weapons all have a distinct and unusual style. It's not normally my favorite style but it's all so well put together that it ends up feeling very...

1 found this helpful, 2025-10-08