Privacy Policy

Last updated: January 9, 2026

1. Introduction

Martech Stack Builder ("we," "our," or "us") is operated by Martech Therapy. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our web application at app.martechstackbuilder.com and our marketing website at martechstackbuilder.com (collectively, the "Service").

By using the Service, you agree to the collection and use of information in accordance with this policy.

2. Information We Collect

2.1 Information You Provide

  • Account Information: When you create an account, we collect your email address, name, and optionally your company name.
  • Authentication Data: If you sign in using Google OAuth, we receive your basic profile information (name, email, profile picture) from Google.
  • User Content: Diagrams, configurations, and other content you create within the Service.
  • Payment Information: If you subscribe to a paid plan, payment processing is handled by Stripe. We do not store your full credit card details.
  • Communications: When you contact us for support or consultation requests.

2.2 Information Collected Automatically

  • Usage Data: We collect information about how you interact with the Service, including pages visited, features used, and actions taken.
  • Device Information: Browser type, operating system, device type, and screen resolution.
  • Log Data: IP address, access times, and referring URLs.
  • Cookies and Similar Technologies: We use cookies and local storage to maintain your session and preferences.

3. How We Use Your Information

We use the information we collect to:

  • Provide, maintain, and improve the Service
  • Process transactions and manage your subscription
  • Send you updates, security alerts, and support messages
  • Respond to your comments, questions, and requests
  • Analyze usage patterns to improve user experience
  • Detect, prevent, and address technical issues
  • Comply with legal obligations

4. Analytics and Third-Party Services

We use the following third-party services:

  • PostHog: For product analytics and understanding how users interact with our Service. PostHog may collect usage data and device information.
  • Supabase: For authentication and database services. Your account data and content are stored securely on Supabase infrastructure.
  • Stripe: For payment processing. Stripe handles all payment data in accordance with PCI-DSS standards.
  • Google OAuth: For authentication. When you sign in with Google, Google's Privacy Policy applies to the data they collect.

5. Data Sharing and Disclosure

We do not sell your personal information. We may share your information in the following circumstances:

  • Service Providers: With third-party vendors who perform services on our behalf (hosting, analytics, payment processing).
  • Legal Requirements: If required by law or in response to valid requests by public authorities.
  • Business Transfers: In connection with a merger, acquisition, or sale of assets.
  • With Your Consent: When you explicitly agree to share information.

6. Data Retention

We retain your personal information for as long as your account is active or as needed to provide you services. You can request deletion of your account and associated data at any time by contacting us.

Diagrams and content you create are retained until you delete them or close your account. Backup copies may be retained for a limited period for disaster recovery purposes.

7. Data Security

We implement appropriate technical and organizational measures to protect your personal information, including:

  • Encryption of data in transit (TLS/SSL)
  • Encryption of data at rest
  • Regular security assessments
  • Access controls and authentication

However, no method of transmission over the Internet is 100% secure. While we strive to protect your data, we cannot guarantee its absolute security.

8. Your Rights

Depending on your location, you may have the following rights:

  • Access: Request a copy of your personal data
  • Correction: Request correction of inaccurate data
  • Deletion: Request deletion of your data
  • Portability: Request a copy of your data in a portable format
  • Opt-out: Opt out of marketing communications

To exercise these rights, please contact us at privacy@martechtherapy.com.

9. International Data Transfers

Your information may be transferred to and processed in countries other than your own. We ensure appropriate safeguards are in place to protect your information in accordance with this Privacy Policy.

10. Children's Privacy

The Service is not intended for individuals under the age of 16. We do not knowingly collect personal information from children. If you believe we have collected information from a child, please contact us immediately.

11. Changes to This Policy

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 "Last updated" date.

12. Contact Us

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