A minimalist logic game. Can you solve for 𝒙?
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CIPHER ZERO is a minimalist logic game.
You have two actions:
Toggle a tile on or off.
Check your solution.



Steam data © 2025 Valve Corporation. Steam and the Steam logo are trademarks and/or registered trademarks of Valve Corporation in the U.S. and/or other countries. Independent of Valve. Pricing and availability subject to change.


















CIPHER ZERO is a minimalist logic game.
You have two actions:
Toggle a tile on or off.
Check your solution.



A minimalist logic game. Can you solve for 𝒙?
We are not affiliated with IsThereAnyDeal.
Steam data © 2025 Valve Corporation. Steam and the Steam logo are trademarks and/or registered trademarks of Valve Corporation in the U.S. and/or other countries. Independent of Valve. Pricing and availability subject to change.