Privacy Policy
Last updated: December 26, 2025
Introduction
Demix ("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 AI-powered audio stem separation service at trydemix.com.
By using Demix, you agree to the collection and use of information in accordance with this policy.
Information We Collect
Audio Files
When you use Demix to separate audio stems, we temporarily process your uploaded audio files. These files are used solely for the purpose of providing our stem separation service. See "Data Retention" below for specific deletion timelines.
Account Information
If you create an account, we collect your email address and authentication credentials. This information is securely managed through our authentication provider (Clerk).
Payment Information
Payment processing is handled by Stripe. We do not store your credit card numbers or financial account information on our servers. Stripe's privacy policy governs the collection and use of your payment information.
Usage Data
We automatically collect certain information when you visit our website, including your IP address, browser type, operating system, referring URLs, and pages viewed. This helps us improve our service and user experience.
How We Use Your Information
- To provide and maintain our audio stem separation service
- To process your transactions and manage your account
- To send you service-related communications
- To improve and optimize our website and services
- To detect and prevent fraud or abuse
- To comply with legal obligations
Data Retention
Audio uploads: Original uploaded files are automatically deleted within 24 hours of upload.
Processed stems: Your extracted audio stems are available for download for up to 7 days, then automatically deleted.
Account data: We retain your account information for as long as your account is active or as needed to provide services.
Logs & analytics: Usage logs and analytics data are retained for up to 90 days for service improvement and debugging purposes.
Data Security
We implement industry-standard security measures to protect your data, including encryption in transit (TLS/SSL). Some data may also be encrypted at rest depending on the storage provider. However, no method of transmission over the Internet is 100% secure, and we cannot guarantee absolute security.
Third-Party Services
We use the following third-party services that may collect information:
- Clerk — Authentication and user management
- Stripe — Payment processing
- Supabase — Database and file storage
- PostHog — Analytics (privacy-focused)
- Vercel — Hosting and deployment
Your Rights
Depending on your location, you may have the following rights:
- Access the personal data we hold about you
- Request correction of inaccurate data
- Request deletion of your data
- Object to processing of your data
- Request data portability
- Withdraw consent at any time
To exercise these rights, contact us at trydemix@gmail.com.
Cookies
We use essential cookies to maintain your session and preferences. We use PostHog for privacy-focused product analytics to understand how visitors interact with our website. You can control cookies through your browser settings.
Children's Privacy
Demix is not intended for users under 13 years of age. We do not knowingly collect personal information from children under 13. If you believe we have collected such information, please contact us immediately.
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.
Contact Us
If you have any questions about this Privacy Policy, please contact us at trydemix@gmail.com.