DeckDay – Privacy Policy Last updated: March 28, 2026
Overview DeckDay is a daily card challenge app. We are committed to protecting your privacy. This policy explains what data we collect, how we use it, and your rights. Data We Collect Anonymous user ID — A randomly generated ID to track your streak and completed cards. Not linked to your name, email, or any personal information. Card completion data — Which cards you've completed and when. Streak and statistics — Your daily streak, total completions, and burned cards. Notification preferences — Whether you've enabled daily reminders. Data We Do NOT Collect Your name, email, or any contact information Your location Your device contacts or photos Payment information (handled by Apple/Google) Any personally identifiable information How We Use Your Data To track your personal progress and streak To show global completion counts (anonymous, aggregated) To send daily reminder notifications (only if you enable them) To improve the app experience Third-Par...