Bug fix.
Fixed a bug that was breaking the AI if a king tried to split onto a castle target.
Developer posts and news about this game.

Fixed a bug that was breaking the AI if a king tried to split onto a castle target.

The last Unity version had redesigned piece icons. Those are back, as a Steam exclusive. Steam owners now have two choices for piece icons. The o.g. icons from early release, and the most recent redesigned icons! Select your icons in the settings menu.

The last Unity version had redesigned piece icons. Those are back, as a Steam exclusive. Steam owners now have two choices for piece icons. The o.g. icons from early release, and the most recent redesigned icons! Select your icons in the settings menu.

If you own Quantum Chess on Steam, you now have exclusive access to the Cloud Chamber theme! The board sits inside a particle detector, and anything that moves leaves a vapor trail behind it. A split forks into two trails, and a merge pulls them back together. A piece in superpos

Fixed some UI bugs, and billing issues that could affect a player's access to premium features.

Quantum Chess hit 1.0 today. The remaster soft-launched in May and has been under continuous development since. Sound, replays, in-game guides, puzzle packs, correspondence, keyboard-only play, a proper mobile pass. And with it, a feature that we've always wanted to create. A way

Fixed some multiplayer stuff on the back end, and deployed a prototype discord and steam friend challenge capability. Let us know if it doesn't work.

Fixed a bug that prevented eval bar in local huma vs human games

Fixed a bug that occasionally caused the window to lose focus and not accept mouse clicks after re-focus

Fixed a bug that was preventing the steam build from connecting to the back end.

We've completely rebuilt Quantum Chess from the ground up. New multiplayer back end, new AI, new puzzles, new UI, Discord rich presence support (not fully featured yet). Join us in discord and let us know what needs polish.

Hey Steam! We're still here, and we've been plugging away at a behemoth of tech debt. Things need to change to make Quantum Chess viable. The game has been through a lot of iterations and a lot of collaborations over the past decade. It’s become a massive Unity project full of te

Super secret PC update with our new AI player finally released. Mac and Linux to follow soon. Shhhh...

Release 1.1.0 New Features - New animations - Post game analysis board for played games - In game analysis for spectated games - Analysis games support forked game histories - Can view board state for previous ply's - Sandbox supports forked game history's - Sandbox can force mea

Some updates to fix a number of errors and bugs we're seeing in the logs. This should (hopefully) fix the multiplayer desync bug.

Added Features Asynchronous Multiplayer You can now play in "Correspondence" mode. These games have up to 3-day turn timers, and you can play more than one at a time. Matchmaking There are two separate matchmaking queues. One for real time games, and one for async games. Move Arr

Here is a quick update to add some quality of life improvements for new players. Now, the first time you open the game, the help menu will pop up. It has a handy link, right at the top of the page, to join our Discord community! This is the best place to find other players, and g

The time has come! Quantum Realm Games has partnered with Arcanforge to bring Quantum Chess to the next level. Here's what is going on. Going Quantum In 2019, we were approached by Google AI Quantum to see if we could run Quantum Chess on their quantum computing hardware. In July

It has been a little while since the last update so I wanted to give players a quick overview of the work being done. AI is the big thing. We now have a fairly stable AI for the next version. I still wouldn't call it "good", but it isn't "bad" either. It makes some fairly intelli

Hey everyone, here's another update on progress. I've been hard at work on getting the AI up and running, but debugging was taking a long time. So I took a sidetrack and implemented a long requested feature, sandbox mode. Don't be too hard on the look of the new UI, it is being u