Privacy Policy

Last updated: February 22, 2026

1. Introduction

Sidestack (sidestack.io) is committed to protecting your privacy. This Privacy Policy explains how we collect, use, and safeguard your information when you use our service.

2. Information We Collect

We collect the following types of information:

  • Account information: Email address, name, and password when you create an account
  • Substack data: Subscriber lists and publication information that you connect to Sidestack
  • Discord data: Discord user ID and server information when you connect your Discord account
  • Payment information: Billing details processed securely through Stripe (we do not store your full payment card details)
  • Usage data: Pages visited, features used, and interactions with the service

3. How We Use Your Information

We use your information to:

  • Provide and maintain the service, including Discord subscriber verification
  • Process payments and manage subscriptions
  • Send service-related communications
  • Improve and develop new features
  • Prevent fraud and ensure security

4. Third-Party Services

We use the following third-party services that may collect or process your data:

  • Stripe: Payment processing
  • Discord: Community integration and subscriber verification
  • Plausible Analytics: Privacy-friendly website analytics (no personal data collected)
  • Substack: Publication and subscriber data syncing

Each third-party service operates under its own privacy policy. We encourage you to review their policies.

5. Cookies

We use cookies to maintain your session and remember your preferences. We also use a referral cookie to track how you found Sidestack. You can control cookies through your browser settings, though disabling them may affect the functionality of the service.

6. Data Security

We implement appropriate technical and organizational measures to protect your personal information. However, no method of transmission over the internet or electronic storage is completely secure, and we cannot guarantee absolute security.

7. Data Retention

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

8. Your Rights

Depending on your location, you may have the right to:

  • Access the personal information we hold about you
  • Request correction of inaccurate information
  • Request deletion of your personal information
  • Object to or restrict processing of your information
  • Request a copy of your data in a portable format

To exercise any of these rights, please contact us at the email address below.

9. Children's Privacy

Sidestack is not intended for use by children under the age of 13. We do not knowingly collect personal information from children under 13.

10. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify users of material changes by updating the "Last updated" date. Your continued use of the service after changes constitutes acceptance of the updated policy.

11. Contact

If you have any questions about this Privacy Policy, please contact us at [email protected].