Privacy Policy

Mahjong Studio · Privacy Privacy Policy Last updated: August 5, 2026 Mahjong Studio ("we", "our", or "the app") is an iOS creative tool for designing Mahjong tile artwork and exporting design packages. This policy explains what information is handled. Summary Design prompts you submit for AI styling may be sent to a cloud generation provider solely to create artwork. Projects, edits, and exports primarily remain on your device unless you choose to share or upload files yourself. We do not sell personal information and do not operate the app as a gambling or advertising-surveillance product. Information we process User content for generation. Text prompts and related generation parameters may be transmitted to a cloud model host to produce style images used inside the design workflow. On-device projects and settings. Projects, adjustments, and preferences may be stored locally so you can continue editing and exporting. Diagnostics and device identifiers (when enabled by the build). Standard crash, performance, or attribution SDKs configured in a given release may process device identifiers for app functionality and analytics. Exact collection is declared in App Store privacy labels for that release. How we use information Generate and refine design artwork Save and restore projects you create Improve reliability and support requests you send by email Third-party services Cloud image generation may be performed by a model-hosting provider under our configuration. Apple provides App Store distribution and standard device services. This support website is hosted on Vercel. Data retention Generation requests are processed to fulfill the request. Local projects remain until you delete them or remove the app. Support emails are retained as needed to respond. Children The app is intended for a general audience and is not directed at children under 13. We do not knowingly collect personal information from children under 13. Your choices You can avoid AI generation features, delete local projects, or uninstall the app to remove local data. Contact us for privacy questions. Contact Privacy questions: nguyentuyettrinh8619@icloud.com