Privacy Policy

Effective September 22, 2026 · Mahjongji, by Sunday Tech Ventures, Mumbai

What we collect

• Account: your email address, used only to sign you in.
• Profile: display name, city and neighbourhood, used to match you with local players and tables.
• Learning: lesson completion and per-variant practice ratings.
• Community: tables you host or join, membership requests, and reports or blocks you make.

What we never collect

• Precise location. We use the neighbourhood you type, never GPS.
• Your contacts. We never read or upload your address book.
• Exact addresses of other players. A host's private address is revealed only to approved members within 24 hours of the game.
• Advertising identifiers. There are no ads and no third-party ad tracking.

How we use data

To run learning, ratings and local matching; to keep the community safe through reports, blocks and moderation; and to manage your subscription. We do not sell personal data. We do not use your data for advertising.

Subscriptions

Billing is handled by Apple or Google. We never see your card details. We store only your entitlement status (trial or active) to unlock membership.

Your controls

You can delete your account in the app (Account > Delete my account), which removes your profile, ratings, tables and memberships. You can block any player and report abuse from any table or profile.

Contact

sundaytechventures@gmail.com