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Privacy Policy

Last Updated: January 14, 2026

I. Principles of Personal Information Collection

We collect users' personal information based on the necessity of providing services, adhering to the principles of legality, legitimacy, and minimal necessity. The specific scope, methods, and purposes of collection are subject to our actual requirements.

II. Types of Collected Information

Registration and Verification Information

Includes mobile phone numbers and email addresses, used for account registration, identity verification, and service notifications.

Hydration Tracking Data

Water intake records, hydration goals, and wellness progress tracking data, used to provide personalized hydration reminders and insights.

Service-Essential Information

Such as device identifiers, notification settings, and network information, used for service operation, security protection, and compliance with regulatory requirements.

III. Purposes of Information Use

We reserve the right to use collected personal information for the following purposes:

  • Providing, maintaining, and optimizing the App's services
  • Ensuring service security and preventing risks
  • Complying with legal, regulatory, and supervisory requirements
  • Other legitimate purposes we deem necessary

IV. Sharing and Disclosure of Personal Information

We will only share user personal information in the following scenarios:

  • Sending notifications to the user-designated emergency contacts
  • Entrusting third-party service providers (such as email service providers) to handle necessary information, with strict confidentiality requirements
  • Providing information to relevant authorities as required by laws, regulations, or regulatory mandates

Important: Users are prohibited from sharing or disclosing any information obtained through the App without our prior consent. We reserve the right to interpret these terms at our sole discretion.

V. Personal Information Security Protection

We will adopt reasonable measures to protect user personal information, but we do not guarantee absolute security. We shall not be liable for information leaks or losses caused by technical limitations, user actions, or other factors beyond our control.

VI. User Rights Regarding Personal Information

Users only enjoy the rights explicitly granted in this policy, including the right to have relevant information deleted upon account termination. All other rights are reserved by us, and we reserve the right to decide whether to respond to and handle user requests at our sole discretion.

VII. Protection for Minors

Age Restrictions

  • Minors under the age of 14 are prohibited from using the App
  • For minors aged 14 to 17, use of the App requires consent from a legal guardian
  • We shall not be liable for any consequences arising from inadequate guardian supervision

VIII. Data Storage and Retention

User personal information is stored on our servers. The storage period is determined by us based on service needs and legal requirements. Upon account termination or service discontinuation, we reserve the right to decide whether to retain relevant data without notifying users.

IX. Privacy Policy Updates

We reserve the right to update this privacy policy at any time. Updated content will be published via app announcements or other means. Continued use of the App constitutes acceptance of the revised policy.

X. Special Notes

⚠️ Important: The hydration tracking and reminder functions are for wellness purposes only and should not replace professional medical advice. Users should consult healthcare professionals before making significant changes to their hydration habits, especially if they have medical conditions or take medications that affect fluid balance.

XI. Feedback and Complaints Channel

If you have questions, suggestions, or complaints regarding this privacy policy or personal information processing, please contact us via:

Recipient: Hot Water Team

Email: support@hotwater.app

We will respond to your feedback within 15 working days, but we shall not be liable for delays or issues beyond our control (such as email transmission delays or incorrect address information).

XII. Miscellaneous Provisions

  • The right to interpret the terms of this policy resides with us
  • For matters not covered by this policy, our unilateral interpretation and decision shall prevail
  • In case of conflicts with national laws and regulations, the latter shall govern