Last updated: December 27, 2025
By downloading or using One Rule, you agree to these terms. If you do not agree, do not use the application.
We grant you a personal, non-exclusive license to use the app for entertainment purposes. You may not reverse engineer, decompile, or attempt to extract the source code of the game rules.
All levels, designs, and the "Overseer" persona are the intellectual property of Furkan Uruk.
The Premium upgrade is a one-time purchase that removes third-party advertisements. This purchase is tied to your Apple ID and can be restored on other devices using the same ID.
We reserve the right to modify or discontinue the service at any time without notice.