Last Updated: September 10, 2026
Sudoku Master ("the App") is a Sudoku puzzle game developed by Balaji Kannan. This Privacy Policy explains how information may be handled when you use the Sudoku Master application.
Sudoku Master does not require users to create an account or directly provide personal information such as their name, phone number, home address, password, contacts, photos, or precise location.
The App stores certain game-related information and settings locally on the user's device to provide its features.
The App may store information locally on your device, including:
This locally stored information is used to provide and maintain the App's features. It is not directly transmitted to the developer's own server.
Sudoku Master may use local notifications to provide optional game-related reminders.
Notification permission may be requested by the App where required by the device operating system. Notifications can be enabled or disabled through the App's settings.
Notification preferences are stored locally on the device.
Sudoku Master uses Google AdMob to display advertisements, including banner, interstitial, and rewarded advertisements.
Google AdMob may collect and process certain information from the device for purposes such as displaying advertisements, measuring advertising performance, preventing fraud, and improving advertising services.
Depending on applicable settings, consent, and device configuration, information processed by advertising services may include advertising identifiers, device information, IP address, approximate location, and information about interactions with advertisements.
Google's processing of information is governed by Google's applicable privacy policies and terms.
Sudoku Master uses Google Firebase Analytics to understand how users interact with the App and to improve its features, performance, and user experience.
Firebase Analytics may collect information such as app usage, app interactions, device or advertising identifiers, approximate location, and information about in-app purchases and subscriptions, as permitted by Google's Firebase services and applicable laws.
Sudoku Master uses Firebase Crashlytics to help identify, diagnose, and fix app crashes and stability problems.
Crashlytics may collect crash reports, diagnostic information, device information, and information related to the circumstances of an app crash.
Sudoku Master may provide optional premium features through in-app purchases using Google Play.
Purchases and payment processing are handled by Google Play. The App does not directly collect or store users' payment card, bank account, or other payment information.
The App may receive purchase-related information, such as purchase status and product information, where necessary to provide purchased features.
Payment information and purchase transactions are handled according to Google's applicable terms and privacy policies.
The App may provide an option to send feedback by email.
When you choose to send feedback, the App may open your device's email application with a pre-addressed email.
Any information that you voluntarily include in the email is handled by your email provider and is received by the developer only if you choose to send the email.
The App does not operate its own backend server for collecting feedback or storing user email submissions.
The App uses third-party services, including:
These third-party services may process information according to their own privacy policies and terms.
Sudoku Master is a general-audience puzzle game. The App does not knowingly collect personal information directly from children.
If you believe that a child has provided personal information through the App, please contact us using the email address below.
We take reasonable measures to protect information handled by the App.
Game progress, statistics, and settings stored locally are subject to the security of the user's device and operating system.
Information processed by third-party services is protected according to the security practices and policies of those services.
Game progress, statistics, and settings stored locally remain on the device until they are cleared through available App controls, the App's data is cleared through the device settings, or the App is uninstalled.
Information voluntarily provided through feedback emails may remain in the developer's email account or the user's email provider according to their respective retention practices.
Information processed by third-party services, including advertising, analytics, crash reporting, and payment services, is subject to their respective privacy policies and retention practices.
Sudoku Master does not require users to create or maintain a personal user account to play the game.
We may update this Privacy Policy from time to time.
Any changes will be reflected by updating the "Last Updated" date on this page.
If you have questions or concerns about this Privacy Policy or Sudoku Master, please contact:
Balaji Kannan
Email:
Balajikannan1994@gmail.com