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Particulars

Particulars

Particulars is a game with a unique combination of arcade-action and puzzle gameplay, set in the mysterious world of subatomic particles.

Released Nov 19, 2014 Developer SeeThrough Studios Platforms Windows · Mac · Linux IndiePuzzlePhysicsScience
View on Steam ↗ Free (US · as of 2026-09-28)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-28.

68.5%positive108 reviews
Recommended · 0 found this helpful

“if you love quantum physics (or atleast know a bit about quarks) and love lore, this is the game to play!”

— a player, Steam review · 6 hrs played
Recommended · 0 found this helpful

“Interesting gameplay. I think I learned something”

— a player, Steam review · 51 hrs played
Not recommended · 0 found this helpful

“Looking at the playtimes of other reviews, it's obvious that there is no way this gameplay could support the kind of ~9 hour playtimes I am seeing on most of the reviews. I got tired of it in less than an hour. Especially since I hit a mission that was unsolvable due to a…”

— a player, Steam review · 4 hrs played
Read more reviews ↗

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-28.

63achievements
7.6%median completion
4.9%rarest: Tau Neutrino
37.6% of players 36.0% of players 33.1% of players 33.0% of players 31.9% of players 29.5% of players 25.3% of players 23.1% of players 19.0% of players 18.8% of players 15.5% of players 15.1% of players 12.4% of players 11.3% of players 9.6% of players 9.5% of players 9.5% of players 9.4% of players 9.3% of players 9.3% of players 9.2% of players 8.5% of players 8.4% of players 8.2% of players 8.0% of players 8.0% of players 7.9% of players 7.9% of players 7.8% of players 7.8% of players 7.6% of players 7.6% of players 7.3% of players 7.1% of players 7.1% of players 6.9% of players 6.9% of players 6.9% of players 6.7% of players 6.6% of players 6.5% of players 6.4% of players 5.9% of players 5.9% of players 5.9% of players 5.8% of players 5.8% of players 5.7% of players 5.7% of players 5.6% of players 5.5% of players 5.5% of players 5.5% of players 5.4% of players 5.4% of players 5.4% of players 5.3% of players 5.2% of players 5.2% of players 5.2% of players 37.6% 0% most earned rarest
Almost everyone has
37.6%Down — You are a Down Quark
36.0%Anti-Down — See an Anti-Down Quark
33.1%Learned — Collect 10 Data
Rarest badges of honor
4.9%Tau Neutrino — See a Tau Neutrino (or its antiparticle)
5.1%Bottom T Meson — Be part of a Bottom T Meson, or its antiparticle
5.1%Bottom Sigma+ — Be a part of a Bottom Sigma+, or its antiparticle

Latest official news

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

Nov 20, 2014
Particulars is out today!

http://engagementengine.s3.amazonaws.com/community/articles/normal/particulars-is-out-today-gt.jpg Well folks, after years of development, and countless hours of testing and feedback from you, Particu

Nov 20, 2014
Particulars is out today!

http://engagementengine.s3.amazonaws.com/community/articles/normal/particulars-is-out-today-gt.jpg Well folks, after years of development, and countless hours of testing and feedback from you, Particu

Oct 27, 2014
We have a release date!

Wow. What a journey this has been! Since launching Particulars on Steam Greenlight on the eve of PAX Australia in 2013, we've seen the game transform from a small narrative-driven subatomic puzzle gam

Oct 27, 2014
We have a release date!

Wow. What a journey this has been! Since launching Particulars on Steam Greenlight on the eve of PAX Australia in 2013, we've seen the game transform from a small narrative-driven subatomic puzzle gam

Sep 11, 2014
Finding yourself - Helping the player locate their particle in Particulars

http://engagementengine.s3.amazonaws.com/community/articles/normal/finding-yourself-hm.jpg A consistent problem in Particulars has been helping the player locate the particle they control. You’ll be p

Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-09-28.

GenresIndie
Player tagsIndie · Puzzle · Physics · Science (Steam store community voting)
FeaturesSingle-player · Steam Achievements · Full controller support · Steam Trading Cards · Steam Cloud · Family Sharing
LanguagesEnglish * *
ControllerFull support
Achievements63
Official sitehttp://particulars-game.com
Minimum system requirements (PC)

Minimum: OS *: Windows XP Processor: 2.0 GHz Dual Core CPU Memory: 2 GB RAM Graphics: 512MB Graphics Card DirectX: Version 9.0c Storage: 300 MB available space