Quantum Chess overview

Overview

Quantum Chess comes from Quantum Realm Games, ArcanForge and is published by Quantum Realm Games. It arrived on Steam on Mar 14, 2025, and it sits naturally among Single-player, Multi-player, PvP, Online PvP, Shared/Split Screen PvP, Shared/Split Screen, Cross-Platform Multiplayer, and Steam Achievements. SteamPulse tracks it across Windows, macOS, Linux, and Steam so readers get a quick useful snapshot, not just a wall of numbers.

Players and reviews

Quantum Chess's latest SteamPulse observation recorded 0 players at 16 October 2026 - 13:32:42 UTC, with a tracked peak near 14. This peak is the highest value in the available SteamPulse record and may not include activity before tracking began. Player reaction is 66% positive across 53 reviews.

Language and system requirements

Quantum Chess is available in 1 languages including:

3 regional rating boards including dejus, steam germany, and igrs

Sales, recommendations, and streams

Quantum Chess has sold up to 2,151 units and has recommendation data pending. The estimated VGI revenue is $17,431. On Twitch, 0 streamers are live with around 0 total watchers.

Quantum Chess overview details

Quantum Chess combines live player counts with reviews, pricing, platform support, Store metadata, dated player history, media, recent news, and related games.

Steam Store description

Quantum Chess is the game from Caltech's "Anyone Can Quantum", where Paul Rudd beat Stephen Hawking. It is chess with new moves. A piece can split and stand on two squares at once. Two pieces can become entangled, so one outcome settles both. And when a capture depends on where a piece really is, the board measures. Almost every classical rule is still underneath: castling, en passant, promotion. There's no check or checkmate, you must capture the king, in all possible universes. This is the Remaster, rebuilt from scratch. It is a free update for everyone who owns the original, and buying it on Steam adds six months of Premium to your account. Owning Quantum Chess on Steam unlocks the exclusive Cloud Chamber theme. You can't get this anywhere else. The board sits inside a particle detector. Moves leave vapor trails, and when you measure, the branch that didn't happen breaks up into vapor. In the clip, a knight splits to d4 and g5, and its g5 half takes on f7. The board measures, the knight was on g5, and the d4 branch drifts away. Cloud Chamber follows your Quantum Chess account to the web and your phone. Pick it in Settings, under Theme. It needs your own copy; a Family Sharing loan doesn't unlock it. Select a piece, then drag between two squares it can reach. It now stands on both, half on each, and the ring around each half shows how much of it is there. Either half can move, threaten and block. Bring the halves back together with a merge. A knight that is half on f3 takes on e5. Was it there to make the capture? The board measures and finds out. Plan for both answ…

SteamPulse editorial summary

Quantum Chess is listed as a game with $14.99. It supports Windows, macOS, and Linux, belongs to Single-player, Multi-player, PvP, Online PvP, Shared/Split Screen PvP, Shared/Split Screen, Cross-Platform Multiplayer, and Steam Achievements, and is associated with Indie and Strategy. SteamPulse's latest observation records 0 players at 16 October 2026 - 13:32:42 UTC, a tracked peak of 14, and 66% positive reviews.

Overview tags

StrategyIndieTabletopChess

Highlighted achievements

Support and legal notes

Real questions answered from SteamPulse data, including live players, monthly momentum, review sentiment, regional audience signals, Twitch activity, and current Steam pricing.