Steam

The Powder Toy

Also known as The Powder Toy, powder toy, pt

The Powder Toy is a classic physics sandbox game, which simulates air pressure and velocity, heat, gravity and a countless number of interactions between different substances

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Last update

23 Jun 2026

Players now

119

Original sources

Latest update

AnnouncementPublished 5d ago

v100.0Version 100.0

Changelog: New element: BASE. Corrosive liquid, neutralizes ACID New element: SEED. Grows into a tree when planted and watered Add creation reactions for AMTR, PTNM, and LITH Add optional heat conduction to pipes Add PS…

14 changesFixGameplay

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Latest updates

Update history

Browse past updates and patch notes for this game.

9updates

June 2026
Version 100.0 BetaVersion 100.0 beta has been released: New element: BASE. Corrosive liquid, neutralizes ACID New element: SEED. Grows into a tree when planted and watered Add creation reactions for AMTR, PTNM, and LITH Add heat conducti…Announcementv100.013 changesFixCompatibility24d ago
April 2026
Version 99.5Thank you to everyone who played "Return of the Powder Dinn". All the elements have been restored to their original names and positions with your combined efforts. Your progress is saved and can be restored later once w…Announcementv99.51 changeWorkshop02 Apr 2026
Version 99.4Version 99.4 (build 393) 2026-04-01: After a painfully long wait, the new TPT version has arrived! The game seems to have been abandoned for so long, that it's in a bit of a ... mess. The element labels have all worn of…Announcementv99.401 Apr 2026
February 2025
Version 99.3Fix gravity leaking through gravity wall for a frame when undoing - Fix infinite pressure / velocity bug in the bottom right corner - Fix missing elements and spurious warning in certain saves made between versions 78.1…Announcementv99.32 changesFixCompatibility22 Feb 2025
Version 99.2Fix update check not processing when simulation is paused or when manually triggered - Fix PIPE rendering garbage data as elements when carrying PIPE with PIPE - Stop displaying 0 FPS when the sim is paused - Fix an iss…Announcementv99.22 changesPerformance01 Feb 2025
January 2025
Version 99.1Version 99.1 - 2025-01-25 Allow disabling the automatic update check at startup Add DEBUG_AIRVEL for drawing lines showing air velocity at the cursor's position FPS cap now only applies during main sim and not other int…Announcementv99.12 changesWorkshopPerformance25 Jan 2025
December 2024
Powder Toy ver. 99.0You wake up in the morning, and rush downstairs to your tree. Instead of wrapped presents, you find GLAS containers. What is this? DUST? WATeR? PLUTonium? And a stocking full of COAL? That's right, it's a new version of…Announcementv99.06 changesGameplayWorkshop25 Dec 2024
June 2024
The Powder Toy is now available on Steam!Today marks an important milestone - TPT is now playable through Steam! We've dreamed of this for years, but it was always so elusive. Thanks to the efforts of Sylvi and the rest of the TPT staff we finally made it a re…Announcement15 Jun 2024

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