# Quantum Chess Summer DB entity ID: ef8eca1f\-f48d\-454f\-80ad\-4585e265d603 Steam App ID: 453870 Dive into the strange world of quantum mechanics in the game of Quantum Chess, the game you saw in Caltech IQIM's "Anyone Can Quantum" where Paul Rudd beat Stephen Hawking\. With the addition of the Quantum Move players can position a single piece in multiple locations on the board at once\! This puts a whole new spin on standard chess strategy, and allows everyone to get hands on with quantum phenomena like superposition and entanglement\. Play against the computer, or pit your new found mastery against your friends in an Online match\. ## Game information - Type: game - Developer: Quantum Realm Games - Publisher: Quantum Realm Games - Release date: Mar 14, 2025 - Coming soon: false - Free to play: false - Parent Steam app: Not collected - Genres: Casual, Indie, Strategy - Categories: Single\-player, Multi\-player, PvP, Online PvP, Shared/Split Screen PvP, Shared/Split Screen, Cross\-Platform Multiplayer, Steam Achievements, In\-App Purchases, Camera Comfort, \#category\_contrast\_controls, Custom Volume Controls, Adjustable Difficulty, Mouse Only Option, \#category\_playable\_at\_your\_own\_pace, Playable without Timed Input, Touch Only Option, Steam Turn Notifications, Includes level editor, Family Sharing - Platforms: windows, mac, linux - Website: Not collected - Screenshots: https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/453870/b8ca2e69540053c19a4d39d9322885e2a8cbafeb/ss\_b8ca2e69540053c19a4d39d9322885e2a8cbafeb\.1920x1080\.jpg?t=1787768978, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/453870/0e95c9e602a5e0b93c154b355995e40e76fd60d4/ss\_0e95c9e602a5e0b93c154b355995e40e76fd60d4\.1920x1080\.jpg?t=1787768978, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/453870/e4d4354dc6362e2711ea500e818c1cf7b8b00a99/ss\_e4d4354dc6362e2711ea500e818c1cf7b8b00a99\.1920x1080\.jpg?t=1787768978, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/453870/5f5914fe3a1ad4dd03e34d7308f6dbef276d820a/ss\_5f5914fe3a1ad4dd03e34d7308f6dbef276d820a\.1920x1080\.jpg?t=1787768978, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/453870/297e4d4925948c0fd88ff60507f1cab770928976/ss\_297e4d4925948c0fd88ff60507f1cab770928976\.1920x1080\.jpg?t=1787768978, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/453870/0fedd9394c203eb801bc9ea07a9429591e05c0f2/ss\_0fedd9394c203eb801bc9ea07a9429591e05c0f2\.1920x1080\.jpg?t=1787768978, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/453870/79241c59af07166a1a90838ac6a2a3f4b202f9a5/ss\_79241c59af07166a1a90838ac6a2a3f4b202f9a5\.1920x1080\.jpg?t=1787768978, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/453870/5aca85ca38296bcd10e1f41cdb19dc960cf8ad47/ss\_5aca85ca38296bcd10e1f41cdb19dc960cf8ad47\.1920x1080\.jpg?t=1787768978 - Price: 1499 minor units USD; discount 0% - Price country: US ## Observed metrics - Current players: 0 - Steam review count: 54 - Steam positive reviews: 36 - Steam negative reviews: 18 - Steam positive percentage: 66.66666666666667% - Summer DB rating: No native votes Review filters: \{"language":"all","review\_type":"all","purchase\_type":"all","filter\_offtopic\_activity":0\} ## Player history [Seven-day chart data as Markdown](/api/v1/entities/ef8eca1f-f48d-454f-80ad-4585e265d603/player-metrics?days=7&format=markdown) · [JSON](/api/v1/entities/ef8eca1f-f48d-454f-80ad-4585e265d603/player-metrics?days=7) Chart values are hourly observed maxima. The sampled 24-hour peak and missing intervals carry explicit coverage; history before collection is unknown. ## Sources and freshness - Catalog membership: store\_catalog - Catalog observed: 2026\-09\-24T19:57:04\.362365\+00:00 - Details observed: 2026\-09\-22T10:15:42\.012785\+00:00 - Player count observed: 2026\-09\-22T10:15:45\.325921\+00:00 - Reviews observed: 2026\-09\-22T10:15:45\.122222\+00:00 Full provenance: \{"urls":\{"price":"https://store\.steampowered\.com/app/453870/","catalog":"https://api\.steampowered\.com/IStoreService/GetAppList/v1/","details":"https://store\.steampowered\.com/app/453870/","players":"https://api\.steampowered\.com/ISteamUserStats/GetNumberOfCurrentPlayers/v1/?appid=453870","reviews":"https://store\.steampowered\.com/appreviews/453870"\},"price":"2026\-09\-22T10:15:42\.012785\+00:00","source":"steam","catalog":"2026\-09\-24T19:57:04\.362365\+00:00","country":"US","details":"2026\-09\-22T10:15:42\.012785\+00:00","players":"2026\-09\-22T10:15:45\.325921\+00:00","reviews":"2026\-09\-22T10:15:45\.122222\+00:00","language":"en","editorial":null,"membership":"store\_catalog","observations":\{"price":"c2ad6498\-c516\-4a11\-bd3b\-e9eb6d81cfd3","catalog":"c8f0b489\-38a3\-46db\-b5b3\-2596924844ef","details":"ad241b7a\-548f\-4e57\-b245\-a6d4811f27c7","players":"917e1d06\-cb30\-4ec7\-8f56\-99b3f6a9dd47","reviews":"f4002360\-8139\-40ac\-8c07\-60972b8d87f5"\},"reviewFilters":\{"language":"all","review\_type":"all","purchase\_type":"all","filter\_offtopic\_activity":0\}\} Native rating methodology: \{"count":0,"average":null,"entityId":"ef8eca1f\-f48d\-454f\-80ad\-4585e265d603","revision":0,"observedAt":null,"methodology":"arithmetic\-v1","distribution":\[0,0,0,0,0,0,0,0,0,0\]\} Steam reviews are not Summer DB votes. Missing data is not zero. Player counts are observations, not historical peaks. A supplemental record does not establish that a game was delisted. [Steam store](https://store.steampowered.com/app/453870/) · [JSON](/api/v1/games/ef8eca1f-f48d-454f-80ad-4585e265d603)