Privacy Policy

Last updated: February 23, 2026

Introduction

stress.day ("we", "our", or "us") respects your privacy and is committed to protecting your personal data. This privacy policy explains how we collect, use, and safeguard your information when you use our stress management application.

Information We Collect

Data You Provide

  • Stress level assessments and feedback
  • Breathing exercise completion data
  • Usage patterns and session history
  • AI chat conversations (for premium users)
  • Account information (email, preferences)

Automatically Collected Data

  • Device information and browser type
  • Usage statistics and analytics
  • IP address and location data
  • Cookies and similar tracking technologies

How We Use Your Data

  • Provide personalized stress management recommendations
  • Track your progress and maintain streak counts
  • Improve our AI coaching algorithms
  • Send notifications and reminders (with your permission)
  • Process payments for premium features
  • Improve app performance and user experience

Data Storage and Security

Your data is stored securely using industry-standard encryption. We use:

  • Local device storage for session data and preferences
  • Encrypted cloud storage for premium AI chat history
  • Secure payment processing through Paddle
  • SSL/TLS encryption for all data transmission

Data Sharing

We do not sell your personal data. We may share data with:

  • Payment Processors: Paddle for subscription management
  • Analytics Services: Vercel Analytics for usage statistics
  • AI Services: Third-party AI providers for chat functionality
  • Legal Requirements: When required by law or to protect rights

Your Rights

You have the right to:

  • Access your personal data
  • Correct inaccurate data
  • Request deletion of your data
  • Export your data
  • Opt-out of marketing communications
  • Withdraw consent at any time

Cookies

We use essential cookies for authentication and preferences. Analytics cookies help us understand usage patterns. You can control cookies through your browser settings, though some features may not work without them.

Children's Privacy

Our service is not intended for users under 16 years of age. We do not knowingly collect data from children. If you believe we have collected data from a child, please contact us immediately.

Changes to This Policy

We may update this privacy policy periodically. We will notify you of significant changes via email or in-app notification. Continued use of the service after changes constitutes acceptance.

Contact Us

For privacy-related questions or to exercise your rights, contact us at:

Email: privacy@stress.day