Policy

Privacy Policy

Last updated: March 4, 2026

Siluvo LLC ("we", "our", or "us") operates Grainline. This policy explains what information we collect, how we use it, and your choices.

Information we collect

  • Account data: email address and a password hash (we do not store your password).
  • OAuth data (if you use Google sign-in): a Google account identifier and email address.
  • Session data: a random session token used to associate your projects with your browser session.
  • Usage and logs: basic technical logs (such as timestamps and IP address) used to secure the service and prevent abuse.
  • Billing data: if you purchase Plus, Stripe processes payment details. We may store limited payment metadata such as a Stripe checkout session ID and your plan status.

How we use information

  • To create and maintain your account and session.
  • To operate Grainline and provide support.
  • To prevent fraud, abuse, and unauthorized access.
  • To process Plus purchases and activate your plan.

Cookies

We use cookies to keep you signed in and to associate your browser session with your projects. You can disable cookies in your browser settings, but some features may not work.

Data retention

We retain information only as long as needed to provide the service, comply with legal obligations, resolve disputes, and enforce agreements.

Third-party services

  • Stripe: processes payments and may handle payment-related personal data according to their policies.
  • Google: if you use Google sign-in, Google processes authentication data according to their policies.
  • Resend: if we send verification, password reset, or transactional account emails, delivery is handled by our email provider.

Contact

If you have questions about this policy or want to request access, correction, or deletion of your data, contact Siluvo LLC at support@siluvo.com.