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Quantum Odyssey
See the logic all of us obey. Design, optimize, and reverse-engineer real quantum algorithms in an open-ended Zachlike puzzle game. Solve 500+ visual puzzles and hack other players’ creations. No coding or physics background required.
What players say
Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-26.
“Early rating to spread it across steam while the sale is still active Loving it, it's a brilliant puzzle game. Unlike the actual study of it, it's Intuitive as said, easily translatable to irl terms ect. It's actually kind of amazing. So with that it's a must, especially if you…”
— a player, Steam review · 18 hrs played“So far I am loving it. I started with curiosity because I was interested in knowing how did this interface even related to quantum computing, but once I got it I ended up hooked. The visuals do a really good job in portraying your algorithm flow and the aids in the UI (tables,…”
— a player, Steam review · 8 hrs played“I dislike the game. I got through the beginner puzzles and some of the easy ones. The problems themselves are similar to ones I did for homework for my computing degree. You have a function, the function takes some input, you define to functions behavior by filling out its body.…”
— a player, Steam review · 1 hrs playedPlayer activity
Monthly average concurrent players. History through 2026-08 via SteamCharts; self-collected from the Steam API since Aug 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.
Latest official news
Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.
The Final Major Patch Before Full Release: my thoughts, server reset
Dear Seekers, We are now about to wrap up preparations for the upcoming Large Patch. It will bring a lot of changes, mostly related to how metrics are calculated and displayed. The game will finally m
Time for a Tournament! We passed 10k players
Dear Seekers, I want this to be much more than an educational game... a platform to start what I like to call "quantum eSports": weekly tournaments, big competitions, events with sponsors and prizes.
EA1.2.57 New text lines were created for every | symbol fix
We had a terrible bug in which all texts were spilling out thanks to a new steamdeck regex we introduced in the large patch to autodetect and change certain texts depending on if the player is using a
macOS + Offline Are Here The Update You’ve Been Waiting For
Dear Seekers, The game is ready to teach anyone quantum with 0 background in algebra or anything. Game is almost done and we are preparing for Full Launch. 🚀 Full Release Status No longer feels like a
EA1.2.55 Game now finally has cats
Small fixes and changes to narration, puzzles and story. On the 4th (if things go well!) we go live with a Large patch -> this will make game fully playable offline, accounts can be reset, and entire
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Screenshots
Official Steam store screenshots — click any shot to enlarge.
Facts & details
From the Steam store record, snapshot 2026-09-26.
| Genres | Indie, Simulation, Early Access |
| Player tags | Early Access · Simulation · Programming · Science · Logic · Difficult · Education · Puzzle · Automation · Coding · Hacking · Sandbox (SteamSpy community voting) |
| Features | Single-player · Steam Achievements · Includes level editor · Family Sharing |
| Languages | English * * |
| Achievements | 17 |
| Official site | https://quarksinteractive.com/ |
Minimum system requirements (PC)
Minimum: Requires a 64-bit processor and operating system OS: 64-bit Windows 10 / 11 Processor: Intel® Core™ i7-2600 Memory: 4 GB RAM Graphics: NVIDIA GeForce 8800 GT DirectX: Version 10 Storage: 2 GB available space Sound Card: Any integrated or dedicated