Open Doubt

Privacy Policy

Effective date: April 12, 2026

Open Doubt (“us”, “we”, or “our”) operates the https://opendoubt.comwebsite (the “Service”). This page informs you of our policies regarding the collection, use, and disclosure of personal data when you use our Service and the choices you have associated with that data.

By using the Service, you agree to the collection and use of information in accordance with this policy. Unless otherwise defined in this Privacy Policy, terms used here have the same meanings as in our Terms and Conditions, accessible from https://opendoubt.com.

Information Collection and Use

We collect several different types of information for various purposes to provide and improve our Service to you.

Personal Data

While using our Service, we may ask you to provide us with certain personally identifiable information that can be used to contact or identify you (“Personal Data”). Personally identifiable information may include, but is not limited to:

Usage Data

We collect information about how the Service is accessed and used (“Usage Data”). This Usage Data may include information such as your computer’s Internet Protocol address (e.g. IP address), browser type, browser version, the pages of our Service that you visit, the time and date of your visit, the time spent on those pages, unique device identifiers, referring URLs, and other diagnostic data.

Analytics

We use PostHog, a product analytics platform, to understand how visitors interact with our Service. PostHog collects Usage Data including page views, button clicks, search queries, quiz interactions, and general browsing behavior. This data helps us improve the Service. PostHog may set cookies on your device for session tracking and analytics purposes. PostHog processes data in the United States. For more information, see PostHog’s Privacy Policy.

AI Referral Detection

When you visit our Service, we may detect whether you arrived via an AI assistant or chatbot (such as ChatGPT, Claude, Perplexity, Gemini, or similar services). We do this by examining the referring URL and your browser’s user-agent string. This information is used for analytics purposes to understand how users discover our Service.

AI Chat Feature

Our Service offers an AI-powered chat feature. When you use this feature, the messages you submit are sent to Anthropic’s API (Claude) for processing. Anthropic may process and temporarily store your messages in accordance with their usage policies. We do not permanently store your chat messages on our servers. For more information, see Anthropic’s Privacy Policy.

Newsletter

If you subscribe to our newsletter, we collect your email address. We use this information solely to send you newsletter communications. You may unsubscribe at any time by following the instructions in any newsletter email or by contacting us directly.

Tracking and Cookies

We use cookies and similar tracking technologies to track activity on our Service and hold certain information. Cookies are files with a small amount of data which may include an anonymous unique identifier. You can instruct your browser to refuse all cookies or to indicate when a cookie is being sent. However, if you do not accept cookies, you may not be able to use some portions of our Service.

Types of cookies we use:

Use of Data

Open Doubt uses the collected data for various purposes:

Third-Party Service Providers

We employ third-party companies and individuals to facilitate our Service, provide the Service on our behalf, perform Service-related services, or assist us in analyzing how our Service is used. These third parties include:

These third parties have access to your Personal Data only to perform tasks on our behalf and are obligated not to disclose or use it for any other purpose.

Transfer of Data

Your information, including Personal Data, may be transferred to — and maintained on — computers located outside of your state, province, country, or other governmental jurisdiction where the data protection laws may differ from those of your jurisdiction.

If you are located outside the United States and choose to provide information to us, please note that we transfer the data, including Personal Data, to the United States and process it there.

Your consent to this Privacy Policy followed by your submission of such information represents your agreement to that transfer.

Disclosure of Data

Legal Requirements

Open Doubt may disclose your Personal Data in the good faith belief that such action is necessary to:

Data Retention

We will retain your Personal Data only for as long as is necessary for the purposes set out in this Privacy Policy. Usage Data and analytics data are retained in accordance with our analytics provider’s retention policies. Newsletter subscriber email addresses are retained until you unsubscribe.

Security of Data

The security of your data is important to us, but remember that no method of transmission over the Internet or method of electronic storage is 100% secure. While we strive to use commercially acceptable means to protect your Personal Data, we cannot guarantee its absolute security.

Links to Other Sites

Our Service may contain links to other sites that are not operated by us, including Amazon product pages. If you click on a third-party link, you will be directed to that third party’s site. We strongly advise you to review the Privacy Policy of every site you visit.

We have no control over and assume no responsibility for the content, privacy policies, or practices of any third-party sites or services.

Children’s Privacy

Our Service does not address anyone under the age of 18 (“Children”). We do not knowingly collect personally identifiable information from anyone under the age of 18. If you are a parent or guardian and you are aware that your child has provided us with Personal Data, please contact us. If we become aware that we have collected Personal Data from children without verification of parental consent, we take steps to remove that information from our servers.

Changes to This Privacy Policy

We may update our 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. Changes to this Privacy Policy are effective when they are posted on this page.

Contact Us

If you have any questions about this Privacy Policy, please contact us:

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