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.

Public builds
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Counted once we have watched for 90 days (since 21 Oct 2026)
Distinct builds deployed to a game's public (default) Steam branch, as Steam's client network describes them.
Checked within minutes of each Steam change. Observed since 21 Oct 2026.
Source: Steam client network (PICS), App info, public branch. Full methodology
Latest public build
Build 26098857
Update posts
60 postsPosts announcing an update, tagged or not
Posts in a game's official Steam news feed that announce an update: tagged as patch notes by the developer, or plainly about a patch or a released update.
Source: Steam Web API, ISteamNews/GetNewsForApp. Full methodology
Typical gap between builds
Not enough builds yet| Build | Went live | Patch notes |
|---|---|---|
| 26098857 | None posted |
From Steam’s client network, last checked . Builds before 21 Oct 2026, when we started watching, aren't listed. Patch notes are the developer’s update post from an hour before to a day after the build. Not every build gets one. How we count
| Posted | Update |
|---|---|
| 21 Oct 2026 | Wiring Consistency Update and Infinite Source pixels! (1.0.63) Update |
| 8 Oct 2026 | Universal Progress now available! :) (1.0.62) Update |
| 29 Sept 2026 | Particle Accelerator Pixels are here!!! (1.0.58) Patch notes |
| 26 Sept 2026 | Hydrofluoric Acid & Plastic, Enthalpy Update, and More! (1.0.56) Update |
| 21 Sept 2026 | Quality of Life Updates! (1.0.54) Patch notes |
| App | Players now | Latest build |
|---|---|---|
| Atomcraft Playtest · App 3982270 | 0 | 24346706 · |
Separate Steam apps for test, staging and playtest versions of Atomcraft. They have no store page, so they aren’t counted as games or releases. Builds come from Steam’s client network, players from the Steam Web API every few hours. Steam gives no count for an app nobody can launch. How we count
| 19 Sept 2026 |
| Wrench shape settings and more hotfixes! :) (1.0.53) Patch notes |
| 15 Sept 2026 | Monster Ring and other Hotfixes :) (1.0.52) Patch notes |
| 12 Sept 2026 | RNG and other fixes :) (1.0.51) Patch notes |
| 10 Sept 2026 | Fungus Update! :) (1.0.50) Patch notes |
| 8 Sept 2026 | UI Scaling added! (1.0.49) Patch notes |
| 7 Sept 2026 | Soda :) (1.0.47) Patch notes |
| 5 Sept 2026 | Lasers, Mirrors, and Prisms! (1.0.43) Update |
| 3 Sept 2026 | Hotfixes (1.0.42) Patch notes |
| 1 Sept 2026 | Hotfixes and Andesitic Lava Chemistry (1.0.40) Patch notes |
| 31 Aug 2026 | Added Background Paintbrush! (1.0.34) Update |
| 27 Aug 2026 | Quality-of-Life Improvements! (1.0.32) Patch notes |
| 25 Aug 2026 | Save System Hotfixes (1.0.31) Patch notes |
| 23 Aug 2026 | Updated Save System! Patch notes |
| 22 Aug 2026 | Performance improvements, started adding videos to menus :) (1.0.29) Patch notes |
| 21 Aug 2026 | More Quick-Fixes (1.0.28) Patch notes |
| 20 Aug 2026 | Added Temperature Sensor! Patch notes |
| 19 Aug 2026 | Balancer, Splitter, and Simulation Controls! Patch notes |
| 18 Aug 2026 | Berry Bushes now plantable! And other hotfixes... Patch notes |
| 17 Aug 2026 | Some hotfixes for Survival Mode Patch notes |
| 13 Aug 2026 | Multitool, Upgrade Pinning, and more!!! (1.0.15) Patch notes |
| 8 Aug 2026 | Toggleable Pumps! :) Patch notes |
| 8 Aug 2026 | Cow Update! Patch notes |
| 7 Aug 2026 | Lots of Hotfixes!!! Patch notes |
| 4 Aug 2026 | Four more languages! Also Hotfixes... Patch notes |
| 2 Aug 2026 | Cow Respawning Fixed :) Patch notes |
| 1 Aug 2026 | Hotfixes! Patch notes |
| 31 Jul 2026 | Building Improvements! Patch notes |
| 29 Jul 2026 | Blender Gun, Blueprint, and Ship Inventory improvements! Also: Black Powder! Patch notes |
| 28 Jul 2026 | Walk-Through-Walls Boots, Ruby Growth, and more! Patch notes |
| 26 Jul 2026 | Hotfixes and Quality-of-Life Updates! Patch notes |
| 24 Jul 2026 | Various fixes! Patch notes |
| 21 Jul 2026 | added Material Tracking and more! Patch notes |
| 19 Jul 2026 | Added more languages! Patch notes |
| 17 Jul 2026 | Some Quality-of-Life improvements :) Patch notes |
| 16 Jul 2026 | Material Belt Upgrade! And more languages! Patch notes |
| 14 Jul 2026 | Added Thai Language! Patch notes |
| 14 Jul 2026 | Some quick fixes Patch notes |
| 13 Jul 2026 | Worldmap Zoom & Pan :) Patch notes |
| 10 Jul 2026 | More performance improvement! :) Patch notes |
| 9 Jul 2026 | Performance Improvement! Patch notes |
| 6 Jul 2026 | Quality-of-Life and Bugfix updates :) Patch notes |
| 30 Jun 2026 | Fixes for Wiring-Related Bugs Patch notes |
| 28 Jun 2026 | Greatly improved wires! Patch notes |
| 24 Jun 2026 | Improved Spaceship Transfer and Various Bugfixes Patch notes |
| 21 Jun 2026 | Quality-of-Life Improvements! Patch notes |
Showing the latest 50 of 60. Show all
Steam keeps no record of past build numbers, so before 21 Oct 2026 a game’s update history comes from its own Steam news: posts tagged as patch notes, and untagged posts that plainly announce a patch or a released update. Older posts are still being read in, most played games first. How we count