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Atomcraft

Atomcraft

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.

Released Jul 22, 2026 Developer Triplejump Platforms Windows SandboxCraftingScienceSimulationSurvival
View on Steam ↗ $14.99 (US · as of 2026-09-26)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-25.

94.6%positive429 reviews
Recommended · 127 found this helpful

“> First time making a furnace in my "base". > Build a similar contraption as the one crashed NPC, but instead I only have limestone gravel, as I had yet to figure out clay blending. > Light it up, only for the limestone to then turn into Quicklime due to the heating power of…”

— a player, Steam review · 30 hrs played
Recommended · 51 found this helpful

“As a chemistry teacher, this game got one of the most accurate gameplay in terms of chemical reactions and their reaction conditon. highly recommend to those who like to have science in games like oxygen not included”

— a player, Steam review · 9 hrs played
Recommended · 21 found this helpful

“Prior to playing this game I didn't know what Seaborgium 267 was, and now I hate it with a burning passion. You too can learn to hate specific isotopes of synthetic elements by playing this game!”

— a player, Steam review · 71 hrs played
Read more reviews ↗

Player activity

Monthly average concurrent players. Live data self-collected from the Steam API · history through 2026-08 via SteamCharts.

555all-time peak
0 250 500 329 avg · Jul 2026

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-26.

69achievements
7.8%median completion
0.6%rarest: Crashed again…
93.7% of players 93.5% of players 91.6% of players 88.0% of players 84.7% of players 80.5% of players 79.1% of players 77.5% of players 75.8% of players 73.3% of players 55.6% of players 52.7% of players 47.1% of players 45.4% of players 41.7% of players 39.6% of players 38.8% of players 35.8% of players 26.8% of players 26.2% of players 21.7% of players 20.8% of players 20.2% of players 19.2% of players 18.0% of players 17.9% of players 16.3% of players 16.0% of players 13.6% of players 11.5% of players 10.6% of players 9.7% of players 8.5% of players 8.4% of players 7.8% of players 7.4% of players 7.3% of players 6.3% of players 6.1% of players 6.0% of players 5.3% of players 5.2% of players 5.2% of players 5.0% of players 4.9% of players 4.8% of players 4.8% of players 4.7% of players 4.7% of players 4.7% of players 3.7% of players 3.6% of players 3.1% of players 3.1% of players 2.9% of players 2.8% of players 2.7% of players 2.5% of players 2.5% of players 2.4% of players 93.7% 0% most earned rarest
Almost everyone has
93.7%Help — Unlocked a Help node
93.5%Firestarter — Got the Firestarter
91.6%Drill 1 — Got the Copper Drill
Rarest badges of honor
0.6%Crashed again… — Hit the asteroids again, and crashed on a new planet…
1.7%Row 7 — Collected all of Row 7 of the Periodic Table
1.7%Party! — Escaped from Primora with all your new friends!

Price tracking

US-region pricing (USD), sampled twice daily by our own tracker since 2026-09-26. Steam prices vary by region — always confirm your local price on Steam.

$14.99current · sampled 2026-09-26 21:12 UTC
$14.99lowest since tracking began2026-09-26
US14.99 USD
EU13.99 EUR
UK10.99 GBP
Australia16.99 AUD
Canada16.99 CAD
Japan1,480 JPY
Brazil24.99 BRL
China49.99 CNY

Regional prices at last sample, in local currency — Steam sets each region's price independently.

Brazil≈$4.8 China Japan Australia Canada UK US EU≈$16

Cheapest → most expensive, converted to USD at ECB reference rates (2026-09-25). Relative comparison only.

Latest official news

Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.

Sep 26, 2026
Hydrofluoric Acid & Plastic, Enthalpy Update, and More! (1.0.56)

Hydrofluoric Acid Updates & Plastic Hydrofluoric Acid now reacts with many more things, including Ceramic Walls! To contain Hydrofluoric Acid, you can now create plastic (PTFE - polytetrafluoroethylen

Sep 21, 2026
Quality of Life Updates! (1.0.54)

QoL: Larger sim areas now allowed: up to 10x10 chunks - this makes it a lot easier to run large scale machines all at once and pull the camera zoom way out :) QoL: Buttons in the Select World Screen t

Sep 19, 2026
Wrench shape settings and more hotfixes! :) (1.0.53)

Other things in this build: BUGFIX: Can now pick up, drop, build, and mine materials while simulation is paused, which makes it much easier to build and edit structures while everything is frozen :) B

Sep 15, 2026
Monster Ring and other Hotfixes :) (1.0.52)

BUGFIX: Monster Ring wasn't functional before - now it works :) It adds to the max monster count and doubles the monster spawn rate. This also makes it possible to spawn monsters in Creative Mode to g

Sep 12, 2026
RNG and other fixes :) (1.0.51)

All this means that the cooling pixels generating noble gases should work equally at all world positions, and this should also fix the issue where at some positions pixels of burning materials wouldn'

Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-09-25.

GenresAction, Adventure, Indie, RPG, Simulation
Player tagsSandbox · Crafting · Science · Simulation · Survival · Physics · Action RPG · Education · Character Customization · RPG · 2D · Nonlinear (Steam store community voting)
FeaturesSingle-player · Steam Achievements · Steam Workshop · Steam Cloud · Family Sharing
LanguagesEnglish, French, German, Spanish - Spain, Japanese, Korean, Polish, Portuguese - Portugal, Russian, Simplified Chinese, Turkish, Danish, Thai, Dutch, Traditional Chinese, Italian, Czech, Ukrainian, Hungarian, Indonesian,…
Achievements69
Minimum system requirements (PC)

Minimum: OS: Windows 10 or later versions Processor: 2.0 Ghz Memory: 3 GB RAM Storage: 200 MB available space