Sumi Mahjong Terms of Service

Product Scope

Sumi Mahjong is provided as A no-ads, no-account, no-tracking ink-style Mahjong matching game.

The product page, App Store download link, privacy policy, terms, and support contact define the current public product scope.

Use of the Product

Sumi Mahjong is a casual tile matching game. Do not misuse the app, reverse engineer it, extract or redistribute its artwork, audio, icons, screenshots, code, or other bundled assets, or use it in ways that violate applicable law, platform rules, or third-party rights.

User Content and Local Data

Normal play does not require network access. Optional purchases are handled by Apple StoreKit.

Game progress, best times, settings, and local theme unlock state are stored on the device. You are responsible for your device security, backups, and iOS settings. Deleting the app may remove local app data according to iOS behavior.

Downloads, Purchases, and Updates

Downloads, purchases, in-app purchases, refunds, updates, and account-level store records are handled by Apple App Store and Apple StoreKit.

The core game is playable for free. The optional non-consumable in-app purchase Unlock All Themes unlocks premium visual themes through Apple StoreKit. Sumi Mahjong does not offer auto-renewable subscriptions. Refunds, billing issues, and purchase records are handled by Apple under App Store rules.

Third-Party Services

The app may use Apple platform services such as App Store, StoreKit, and iCloud/iOS system behavior where applicable. Apple's own terms and policies apply to those services.

Sumi Mahjong does not include advertising networks, third-party analytics SDKs, social feeds, cloud saves, or third-party AI services. Some bundled art or audio may include licensed or credited materials; those materials remain subject to their respective rights and may not be extracted or reused outside the app.

Support and Changes

For support, contact [email protected] or Telegram @hooosberg. These terms may be updated when product features, pricing, distribution, or legal requirements change.