Privacy Policy

Effective Date: April 17, 2026

Last Updated: April 17, 2026

BacktesterLab ("we," "us," "our") operates the website https://www.backtesterlab.com (the "Site"). This Privacy Policy explains how we collect, use, and protect your personal information when you use our Site and services ("Services").

By using BacktesterLab, you agree to the collection and use of information in accordance with this Privacy Policy.

1. Information We Collect

1.1 Information You Provide

When you create an account or use our Services, we may collect:

Account Information: Name, email address, and password.
Payment Information: Billing details necessary to process your subscription. Payment information is collected and processed by our third-party payment processor (Stripe) and is not stored on our servers.
Communications: Any information you provide when contacting us for support or feedback.

1.2 Information Collected Automatically

When you access our Site, we may automatically collect certain information, including:

Log Data: IP address, browser type, operating system, referring URLs, pages visited, and the date and time of your visit.
Device Information: Device type, screen resolution, and general device identifiers.
Cookies and Similar Technologies: We use cookies and similar tracking technologies to maintain your session, remember your preferences, and understand how you interact with our Site. See Section 6 for more details.

1.3 Usage Data

We may collect information about how you use our Services, such as the features you access, backtesting configurations you run, and general usage patterns. This data is used solely to improve our platform and user experience.

2. How We Use Your Information

We use the information we collect for the following purposes:

To Provide and Maintain the Services: Including account creation, authentication, and subscription management.
To Process Payments: Through our third-party payment processor (Stripe).
To Communicate with You: Responding to support requests, sending service-related notices (e.g., billing confirmations, account alerts), and providing updates about the platform.
To Improve Our Services: Analyzing usage patterns to enhance performance, fix bugs, and develop new features.
To Ensure Security: Detecting and preventing fraud, abuse, and unauthorized access.
To Comply with Legal Obligations: Meeting applicable legal and regulatory requirements.

3. What We Do NOT Do

We believe in transparency. Here is what we do not do with your data:

We do not sell your personal information. We will never sell, rent, or trade your personal data to third parties for their marketing or any other purposes.
We do not serve advertisements. Our Site does not display third-party ads, and we do not share your data with advertising networks.
We do not share your data for marketing purposes. Your information is never provided to third parties for their own promotional use.

4. How We Share Your Information

We only share your personal information in the following limited circumstances:

4.1 Service Providers

We may share information with trusted third-party service providers who assist us in operating our platform, including:

Stripe — for payment processing.
Hosting and infrastructure providers — for storing and serving our application.
Analytics providers — for understanding site usage in aggregate (no personally identifiable information is shared for advertising purposes).

These providers are contractually obligated to use your information only as necessary to perform services on our behalf and to protect your data.

4.2 Legal Requirements

We may disclose your information if required to do so by law or in response to valid legal requests, such as a subpoena, court order, or government demand.

4.3 Business Transfers

In the event of a merger, acquisition, or sale of all or a portion of our assets, your personal information may be transferred as part of that transaction. We will notify you via email or a prominent notice on our Site before your information becomes subject to a different privacy policy.

4.4 With Your Consent

We may share your information for other purposes with your explicit consent.

5. Data Retention

We retain your personal information for as long as your account is active or as needed to provide you with our Services. If you cancel your account, we will delete or anonymize your personal information within a reasonable time period, except where retention is required by law or for legitimate business purposes (e.g., resolving disputes, enforcing our agreements).

6. Cookies and Tracking Technologies

6.1 What Are Cookies

Cookies are small text files stored on your device by your web browser. They help us recognize your browser, maintain your session, and remember your preferences.

6.2 How We Use Cookies

We use the following types of cookies:

Essential Cookies: Required for the Site to function properly (e.g., authentication, session management). These cannot be disabled.
Functional Cookies: Used to remember your preferences and settings to enhance your experience.
Analytics Cookies: Used to collect aggregated, anonymous data about how visitors interact with our Site, helping us improve performance and usability.

6.3 Managing Cookies

You can manage or disable cookies through your browser settings. Please note that disabling essential cookies may prevent you from using certain features of the Site.

7. Data Security

We take reasonable technical and organizational measures to protect your personal information from unauthorized access, alteration, disclosure, or destruction. These measures include:

Encryption of data in transit (HTTPS/TLS).
Secure storage of account credentials.
Regular review of our data collection, storage, and processing practices.

However, no method of transmission over the internet or electronic storage is completely secure. While we strive to protect your information, we cannot guarantee its absolute security.

8. Your Rights and Choices

Depending on your jurisdiction, you may have the following rights regarding your personal information:

8.1 Access and Portability

You may request a copy of the personal information we hold about you.

8.2 Correction

You may request that we correct any inaccurate or incomplete personal information.

8.3 Deletion

You may request that we delete your personal information, subject to certain exceptions (e.g., legal obligations, dispute resolution).

8.4 Opt-Out of Communications

You may opt out of non-essential communications (e.g., product updates) by using the unsubscribe link in our emails or by contacting us directly. Service-related communications (e.g., billing notices, security alerts) are not optional while your account is active.

8.5 Exercising Your Rights

To exercise any of these rights, please contact us at contact@backtesterlab.com. We will respond to your request within a reasonable timeframe in accordance with applicable law.

9. California Residents (CCPA)

If you are a California resident, you have additional rights under the California Consumer Privacy Act (CCPA):

Right to Know: You may request details about the categories and specific pieces of personal information we have collected about you.
Right to Delete: You may request deletion of your personal information, subject to certain exceptions.
Right to Non-Discrimination: We will not discriminate against you for exercising your CCPA rights.
No Sale of Personal Information: We do not sell personal information as defined under the CCPA.

To submit a CCPA request, contact us at contact@backtesterlab.com.

10. Children's Privacy

BacktesterLab is not intended for individuals under the age of 18. We do not knowingly collect personal information from children. If we become aware that we have inadvertently collected information from a child under 18, we will take steps to delete that information promptly. If you believe a child has provided us with personal information, please contact us at contact@backtesterlab.com.

11. International Users

BacktesterLab is operated from the United States. If you are accessing our Services from outside the United States, please be aware that your information may be transferred to, stored, and processed in the United States, where data protection laws may differ from those of your jurisdiction. By using our Services, you consent to this transfer.

12. Third-Party Links

Our Site may contain links to third-party websites or services that are not operated by us. We are not responsible for the privacy practices of these third parties. We encourage you to review the privacy policies of any third-party sites you visit.

13. Changes to This Privacy Policy

We may update this Privacy Policy from time to time. When we do, we will revise the "Last Updated" date at the top of this page. We encourage you to review this Privacy Policy periodically for any changes. Your continued use of the Services after any modifications constitutes your acceptance of the updated Privacy Policy.

14. Contact Us

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

Email: contact@backtesterlab.com