Effective Date: February 10, 2026
Radulator ("we," "our," or "us") operates the website radulator.com (the "Site"), which provides free, evidence-based medical calculators for healthcare professionals and medical learners. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you visit our Site.
By using radulator.com, you agree to the collection and use of information in accordance with this Privacy Policy. If you do not agree, please do not use the Site.
When you submit our website feedback form (powered by Formspree), we may collect the following information. This form is used solely to gather feedback for improving the Site and is not used to collect any clinical or patient data:
Important: The feedback form is used solely to collect user suggestions, bug reports, and general feedback to improve the website. We do not collect any patient data, protected health information (PHI), or clinical data through the Site. Our calculators operate entirely in your browser and do not transmit calculation inputs or results to our servers.
We use Google Analytics 4 (GA4) to collect anonymized usage data. The following events are tracked:
Google Analytics may also collect standard web analytics data such as your IP address (anonymized), browser type, device type, operating system, referring URL, pages visited, and time spent on pages. This data is processed by Google under its own privacy policy.
Radulator uses browser local storage to save your UI preferences, including favorite calculators, recently used calculators, dark mode setting, and whether you have acknowledged the medical disclaimer. This data is stored entirely on your device, is never transmitted to our servers, and contains no patient or clinical information. You can clear this data at any time through your browser settings.
Google Analytics uses cookies (primarily _ga and _gid) to distinguish
unique visitors. You can control cookies through your browser settings or by using the
Google Analytics Opt-out Browser Add-on.
We use the information we collect for the following purposes:
We do not sell, rent, or share your personal information with third parties for their marketing purposes.
We use the following third-party services:
We may display advertisements through Google AdSense or similar services. These services may use cookies to serve ads based on your prior visits to this or other websites. You can opt out of personalized advertising by visiting Google Ads Settings.
Each of these services may collect additional information as described in their respective privacy policies. We encourage you to review them.
Feedback form data (name, email, message) is retained in Formspree for as long as necessary to respond to your feedback and improve the website. This data is used exclusively for website improvement purposes.
Google Analytics data is retained according to Google's default retention settings (14 months for user-level data). You may request deletion of your personal data at any time (see Section 8).
We take reasonable measures to protect your personal information, including:
However, no method of transmission over the Internet or electronic storage is 100% secure. We cannot guarantee absolute security.
Radulator is intended for use by healthcare professionals and medical learners. We do not knowingly collect personal information from children under the age of 13. If you believe a child under 13 has provided us with personal information, please contact us and we will promptly delete it.
Depending on your location, you may have the following rights regarding your personal information:
If you are a California resident, you have the right to:
If you are in the EEA, our legal basis for processing your data is legitimate interest (for analytics) and consent (for feedback form submissions). You have additional rights including data portability, the right to restrict processing, and the right to lodge a complaint with your local supervisory authority.
We do not currently respond to Do Not Track browser signals. However, you can opt out of Google Analytics tracking using Google's opt-out browser add-on.
Your information may be transferred to and maintained on servers located outside your state, province, or country where data protection laws may differ. Google Analytics and Formspree process data on servers in the United States. By using the Site, you consent to such transfers.
Radulator provides medical calculators for educational and informational purposes only. The calculators are not a substitute for professional medical judgment, diagnosis, or treatment. We do not collect, store, or process any patient health information through our calculators. All calculations are performed locally in your browser.
All calculator inputs and results, including patient-reported outcome scores, are processed entirely within your browser. No patient data, clinical values, or questionnaire responses are transmitted to, stored on, or accessible by our servers. When you close or refresh the page, all entered data is permanently discarded. CSV exports are generated locally in your browser and downloaded directly to your device.
We may update this Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on this page and updating the "Effective Date" at the top. You are advised to review this Privacy Policy periodically for any changes. Your continued use of the Site after changes are posted constitutes acceptance of the revised Privacy Policy.
If you have questions about this Privacy Policy, wish to exercise your privacy rights, or need to report a concern, please contact us through our feedback form.