Privacy Policy
UndefeatedXI is free to play. There are no ads, no paywall, and no data selling.
Local saves
Preferences, theme, recent runs, and best records may be stored in your browser.
Optional features
Accounts, leaderboard submissions, shared runs, and feedback use Supabase only when you choose those features.
Basic analytics
The production site uses Vercel Analytics and Speed Insights for aggregate traffic and performance information.