Cookie Policy

Last updated: February 22, 2026. This policy explains how we use cookies and similar technologies.

1. What Are Cookies?

Cookies are small text files placed on your device when you visit a website. They help us recognize your device, remember your preferences, and improve your experience on Rheva.ai.

2. Types of Cookies We Use

Strictly Necessary Cookies

These cookies are essential for the platform to function. They enable core features like secure login, session management, and access to your health records. You cannot opt out of these cookies as the platform cannot operate without them.

  • Session cookie: Maintains your authenticated session during use
  • Security cookie: Prevents cross-site request forgery (CSRF) attacks
  • Cookie consent cookie: Remembers your cookie preferences

Functional Cookies

These cookies remember your preferences and choices to provide a personalized experience, such as language settings, preferred consultation type, and notification preferences.

Analytics Cookies

We use analytics cookies to understand how visitors interact with our platform. This data helps us improve our services, identify issues, and optimize the user experience. All analytics data is aggregated and anonymized.

  • Vercel Analytics: Aggregated page view and performance data

Marketing Cookies

With your consent, we may use marketing cookies to deliver relevant health-related content and measure the effectiveness of our campaigns. These cookies are only set if you explicitly opt in through our cookie consent banner.

3. Your Cookie Choices

When you first visit Rheva.ai, a cookie consent banner will appear allowing you to accept or reject non-essential cookies. You can change your preferences at any time by clicking "Cookie Settings" in the footer of any page.

You can also control cookies through your browser settings:

  • Chrome: Settings > Privacy and Security > Cookies
  • Firefox: Settings > Privacy & Security > Cookies
  • Safari: Preferences > Privacy > Cookies
  • Edge: Settings > Cookies and Site Permissions

Note that blocking essential cookies may prevent you from using the platform's core features.

4. Third-Party Cookies

Some cookies may be set by third-party services we integrate with, such as payment processors and analytics providers. These cookies are governed by the respective third party's privacy policies. We do not control how these third parties use cookie data.

5. Data Retention

Session cookies expire when you close your browser. Persistent cookies remain on your device for a set period (typically 1-12 months). Analytics cookies are retained for a maximum of 26 months. You can delete cookies at any time through your browser settings.

6. Updates to This Policy

We may update this cookie policy to reflect changes in our practices or applicable regulations. We will notify you of significant changes through the platform.

7. Contact

For questions about our use of cookies, contact us at privacy@rheva.ai.