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Atomcraft

95% positive of 424 Steam reviews

Released: 2026
Steam Deck: Playable
Platforms: Steam

Made by Triplejump.

About the game

A sandbox adventure where every pixel is physically and chemically simulated! Build intricate, fully functional machines from the pixels around you. Harvest, react, and manipulate all 118 elements to craft everything from simple tools to complex systems.

Tagged by players

Science
Crafting
Sandbox
Action RPG
Nonlinear
Physics
Survival
Character Customization
Simulation
Procedural Generation
Open World
RPG

What players say

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Very Positive

What players say

Recommended
An open world falling sand game! How did it take this long for someone to think of something this brilliant? It's the perfect combination of game genres & it's handled very well. The creative potential with this format is near limitless, even more than games like minecraft when you factor in its complex chemistry system. The goal of finding the entire periodic table is fun & engaging! Good game. Now for the…
68 h played when written. 7 found it helpful.
Read on Steam
Recommended
A very fun little sandbox pixel sim- by chemistry nerds, for chemistry nerds. Unfortunately, I am not a chemistry nerd. Melting stuff down into alloys was fun, but the minute the game asked me to make aluminum all of my failed attempts at playing Gregtech-based Minecraft modpacks suddenly flooded back like war flashbacks and I spent the next 45 minutes flipping back and forth through all the different steps in…
55 min played when written. 3 found it helpful.
Read on Steam
Not recommended
EDIT: The developer (kudos) has responded to my review and addressed the issue with the carbon dioxide being heavier than gasoline, my biggest pet peeve. I will change my review to positive when and if further developments address the gas interaction with liquids and solids, my remaining pet peeve that I feel limits the creativity in designing machines. I really want to believe in this game, and others are convinced…
19 h played when written. 43 found it helpful.
Read on Steam

All reviews on Steam