ZEIDOKU - Premium Puzzle Experience
Last Updated: January 3, 2026
By downloading, installing, or using ZEIDOKU, you agree to be bound by these Terms of Service. If you do not agree to these terms, please do not use the app.
These Terms of Service ("Terms") govern your use of the ZEIDOKU mobile application ("App") operated by Zeigarn Studios ("we," "us," or "our"). By accessing or using the App, you agree to be bound by these Terms.
We grant you a limited, non-exclusive, non-transferable, revocable license to use the App for personal, non-commercial purposes, subject to these Terms.
You may not:
You may create an account using Apple Sign-In, Google Sign-In, or as a guest. You are responsible for:
ZEIDOKU offers premium features through in-app purchases ("Premium Subscription"). By making a purchase, you agree that:
If you have previously purchased a premium subscription, you can restore your purchases by tapping the "Restore Purchases" button in the Store section of the App.
All content, features, and functionality of the App, including but not limited to text, graphics, logos, icons, images, audio clips, and software, are owned by Zeigarn Studios and are protected by international copyright and trademark laws.
Any content you submit through the App (such as game progress and statistics) remains yours. However, you grant us a license to use, store, and process this content to provide the App's services.
The free version of ZEIDOKU may display advertisements. By using the free version, you consent to viewing these advertisements. Premium subscribers enjoy an ad-free experience.
The App is provided "as is" without warranties of any kind. We do not guarantee that the App will be uninterrupted, error-free, or free of harmful components.
To the maximum extent permitted by law, Zeigarn Studios shall not be liable for any indirect, incidental, special, consequential, or punitive damages arising from your use of the App.
We reserve the right to terminate or suspend your access to the App at any time, without prior notice, for conduct that we believe violates these Terms or is harmful to other users, us, or third parties.
We may update these Terms from time to time. We will notify you of any changes by posting the new Terms on this page and updating the "Last Updated" date. Your continued use of the App after any changes constitutes acceptance of the new Terms.
These Terms shall be governed by and construed in accordance with the laws of the jurisdiction in which Zeigarn Studios is established, without regard to its conflict of law provisions.
If you have any questions about these Terms, please contact us at: