Privacy Policy

Last updated: January 25, 2026

1. Introduction

Keystack ("we," "our," or "us") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our Service.

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

2. Information We Collect

2.1 Information You Provide

We collect information that you provide directly to us, including:

  • Account Information: Email address, password (hashed), and profile information
  • Financial Data: Stacks, nodes (inflows and commitments), allocations, and related financial information you enter
  • Usage Data: Information about how you use the Service

2.2 Automatically Collected Information

We automatically collect certain information when you use the Service:

  • Device Information: IP address, browser type, operating system
  • Usage Information: Pages visited, features used, time spent on the Service
  • Log Data: Server logs, error logs, and performance data

3. How We Use Your Information

We use the information we collect to:

  • Provide, maintain, and improve the Service
  • Process transactions and manage your account
  • Send you technical notices, updates, and support messages
  • Respond to your comments, questions, and requests
  • Monitor and analyze usage patterns and trends
  • Detect, prevent, and address technical issues and security threats
  • Comply with legal obligations

4. Data Storage and Security

Your data is stored securely using Supabase, which provides enterprise-grade security features including:

  • Encryption at rest and in transit
  • Row-level security (RLS) policies
  • Regular security audits and compliance certifications
  • Secure authentication and authorization

We implement additional security measures including secure password hashing, HTTPS encryption, and access controls. However, no method of transmission over the Internet or electronic storage is 100% secure.

5. Data Sharing and Disclosure

We do not sell, trade, or rent your personal information to third parties. We may share your information only in the following circumstances:

  • Service Providers: With trusted third-party service providers (like Supabase) who assist in operating our Service, subject to confidentiality agreements
  • Legal Requirements: When required by law, court order, or government regulation
  • Protection of Rights: To protect our rights, property, or safety, or that of our users or others
  • Business Transfers: In connection with a merger, acquisition, or sale of assets (with notice to users)

6. Your Rights and Choices

You have the following rights regarding your personal information:

  • Access: Request access to your personal data
  • Correction: Update or correct inaccurate information through your account settings
  • Deletion: Request deletion of your account and associated data
  • Data Portability: Request a copy of your data in a portable format
  • Opt-Out: Unsubscribe from non-essential communications

To exercise these rights, please contact us at support@keystackapp.app. We will respond to your request within a reasonable timeframe.

7. Data Retention

We retain your personal information for as long as your account is active or as needed to provide the Service. When you delete your account, we will delete or anonymize your personal information, except where we are required to retain it for legal, regulatory, or legitimate business purposes.

8. Children's Privacy

The Service is not intended for individuals under the age of 18. We do not knowingly collect personal information from children. If you become aware that a child has provided us with personal information, please contact us, and we will take steps to delete such information.

9. International Data Transfers

Your information may be transferred to and processed in countries other than your country of residence. These countries may have data protection laws that differ from those in your country. By using the Service, you consent to the transfer of your information to these countries.

10. Cookies and Tracking Technologies

We use cookies and similar tracking technologies to track activity on our Service and hold certain information. 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.

11. 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 "Last updated" date. You are advised to review this Privacy Policy periodically for any changes.

12. Contact Us

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

Keystack Privacy
Email: support@keystackapp.app