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Sand:box
"Falling sand" style particle sandbox, now with circuits and stickmen!
What players say
Steam review score and the most-helpful voices, which may include critical ones. Data as of 2026-05-20.
“This is actually a pretty fun sandbox game. The best part is you can learn real world computer logistics... YOU CAN LEARN REAL WORLD COMPUTER LOGISTICS???”
— a player, Steam review · 25 hrs played“I love this game. i had it on my phone and had pro and it was fun but then i seen it for pc so i got it and theres more stuff. cool game. 10/10”
— a player, Steam review · 53 hrs played“good but they need to add that smoke can expand different dirrections like in real life not only up”
— a player, Steam review · 13 hrs playedPlayer activity
Monthly average concurrent players. Live count fetched 2026-07-24 01:23 UTC · history via SteamCharts.
Price tracking
US-region pricing (USD), sampled twice daily by our own tracker since 2026-07-25. Steam prices vary by region — always confirm your local price on Steam.
Regional prices at last sample, in local currency — Steam sets each region's price independently.
Cheapest → most expensive, converted to USD at ECB reference rates (2026-07-24). 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.
Christmas Stickmen update!
We have improved stickmen a lot, I won't give you any spoilers. Also, for 2026 we will be making sand:box fully moddable. so we can all make everything we ever dreamed of! we have already started work
Stickmen Update
We're super excited to announce a massive new update that introduces a whole new game dynamic that completely changes how you play sand:box... playable characters! Now you can design levels that you c
Circuits & Steamworks Update
We're excited to announce our biggest update so far, in more than 5 years! Firstly, Steamworks support , so you can share your designs and gadgets with others. And we have added 30+ new materials that
Tools & Materials Update
We're happy to announce our first major update. New Tools: Select (Cut, Copy, Paste, Move) Pick (Pick Materials and View Temperature) Line (Draw Lines and Snap to Axes (shift)) New Materials: Improved
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From our knowledge graph — ranked by shared traits, not a black box. Each card says why it's here.
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Screenshots
Official Steam store screenshots — click any shot to enlarge.
Facts & details
From the Steam store record, snapshot 2026-05-20.
| Genres | Casual, Indie, Simulation, Free To Play |
| Player tags | Sandbox · Pixel Graphics · Simulation · Relaxing · Physics · Electronic · Indie · Automation · Destruction · Casual · Education · Old School (SteamSpy community voting) |
| Features | Single-player · Multi-player · PvP · Shared/Split Screen PvP · Co-op · Shared/Split Screen Co-op · Shared/Split Screen · Steam Workshop |
| Languages | English, French, Italian, German, Spanish - Spain, Arabic, Bulgarian, Czech, Danish, Dutch, Finnish, Greek, Hungarian, Korean, Norwegian, Polish, Portuguese - Brazil, Portuguese - Portugal, Romanian, Russian, Simplified … |
| Estimated owners | 20,000 – 50,000 (SteamSpy) |
| Official site | https://smellymoo.com |
Minimum system requirements (PC)
Minimum: OS *: Windows XP / Vista / 7 Processor: 2 GHz Memory: 1 GB RAM Graphics: 800x600 minimum resolution, OpenGL 2.0 Support Storage: 32 MB available space