Last Updated: February 9, 2026
Privacy Policy
At Seedance, we take your privacy seriously. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our AI video generation platform.
1. Information We Collect
1.1 Account Information
When you create an account, we collect:
- Email address: Used for account creation and communication
- Authentication credentials: Managed through Better-Auth (Google, GitHub, or email/password)
- Profile information: Display name and profile picture (if provided through OAuth)
1.2 Usage Information
We automatically collect:
- Usage frequency: Number of videos generated, features used
- Session data: Login times, session duration
- Device information: Browser type, operating system, IP address
- Performance data: Generation times, error logs
1.3 Content You Create
We store:
- Text prompts: Your input descriptions for AI generation
- Reference materials: Images, videos, and audio files you upload
- Generated content: Videos and images created through our platform
- Generation history: Records of your creation activities
1.4 Payment Information
- Billing details: Processed and stored by our payment partners (Stripe or Creem)
- Transaction history: Records of purchases and subscriptions
- Note: We do NOT store your full credit card details on our servers
2. How We Use Your Information
2.1 Service Provision
We use your information to:
- Authenticate your account and provide access
- Process your AI generation requests
- Manage your credits and subscriptions
- Deliver generated content to you
2.2 Service Improvement
Your data helps us:
- Improve AI model performance and accuracy
- Identify and fix technical issues
- Analyze usage patterns to enhance user experience
- Develop new features based on user needs
2.3 Communication
We may contact you to:
- Send transactional emails (account confirmations, generation notifications)
- Provide customer support
- Share important service updates
- Send promotional offers (with your consent)
2.4 Legal Compliance
We may use your information to:
- Comply with legal obligations
- Enforce our Terms of Service
- Protect against fraudulent or illegal activity
3. How We Store Your Information
3.1 Database Storage
- User data: Stored in Supabase (PostgreSQL database) with industry-standard encryption
- Location: Data centers in the United States
- Retention: Account data retained while your account is active
3.2 File Storage
- User uploads: Reference materials (images, videos, audio) stored in Cloudflare R2
- Encryption: All files encrypted at rest using AES-256 encryption
- Access control: Files accessible only through authenticated requests
3.3 Generation Records
- Prompts and metadata: Stored in Supabase database
- Generated videos: Stored in Cloudflare R2
- Retention period: Available for download for 90 days after generation
4. Third-Party Services
4.1 Authentication
Better-Auth manages authentication through:
- Google OAuth
- GitHub OAuth
- Email/password authentication
These providers may collect their own data according to their privacy policies.
4.2 Payment Processing
Stripe and Creem process payments:
- We do NOT store your complete credit card information
- Payment providers handle sensitive financial data
- Transaction records shared with us for billing purposes
4.3 AI Model Services
ByteDance AI Services (Seedance model):
- Your generation requests are sent to model servers for processing
- Prompts and reference materials transmitted securely via HTTPS
- Sensitive information undergoes data sanitization before transmission
- Generated content is not used to train public models without your explicit consent
4.4 Analytics and Monitoring
We use analytics services to:
- Monitor service performance
- Track usage patterns (anonymized)
- Identify technical issues
These services may collect anonymized usage data.
5. Data Sharing and Disclosure
5.1 We Do NOT Sell Your Data
Seedance does not sell, rent, or trade your personal information to third parties for marketing purposes.
5.2 Service Providers
We share data with trusted service providers who help us operate:
- Cloud storage providers (Cloudflare)
- Database hosting (Supabase)
- Payment processors (Stripe, Creem)
- AI model providers (ByteDance)
All service providers are contractually obligated to protect your data.
5.3 Legal Requirements
We may disclose your information when:
- Required by law, regulation, or legal process
- Necessary to protect our rights or property
- Required to investigate fraud or security issues
- Needed to protect user safety
5.4 Business Transfers
If Seedance is involved in a merger, acquisition, or asset sale, your information may be transferred. We will notify you before your information is transferred and becomes subject to a different privacy policy.
6. Data Security
6.1 Security Measures
We implement industry-standard security measures:
- Encryption in transit: All data transmitted via HTTPS/TLS
- Encryption at rest: Database and file storage encrypted
- Access controls: Role-based access limiting employee data access
- Regular security audits: Ongoing monitoring and vulnerability assessments
6.2 Your Responsibility
To protect your account:
- Use a strong, unique password
- Enable two-factor authentication (if available)
- Keep your login credentials confidential
- Log out from shared devices
6.3 Data Breach Notification
In the event of a data breach affecting your personal information, we will:
- Notify affected users within 72 hours
- Provide details about the breach and steps being taken
- Offer guidance on protecting your information
7. Your Privacy Rights
7.1 Access and Correction
You have the right to:
- Access your personal information
- Correct inaccurate or incomplete data
- Update your account information at any time
7.2 Data Portability
You can request:
- A copy of your data in machine-readable format
- Transfer of your generated content to another service
7.3 Deletion Rights
You can request deletion of:
- Your account and personal information
- Specific generated content
- Unused uploaded materials
Note: Some information may be retained for legal compliance or legitimate business purposes.
7.4 Marketing Opt-Out
You can:
- Unsubscribe from promotional emails via the unsubscribe link
- Adjust email preferences in your account settings
- Contact us to opt out of marketing communications
7.5 GDPR Rights (EU Users)
If you are in the European Union, you have additional rights:
- Right to object to data processing
- Right to restriction of processing
- Right to lodge a complaint with a supervisory authority
7.6 CCPA Rights (California Users)
California residents have the right to:
- Know what personal information we collect
- Request deletion of personal information
- Opt-out of the sale of personal information (Note: We do not sell personal data)
8. Children's Privacy
Seedance is not intended for users under 18 years of age. We do not knowingly collect personal information from children. If you believe we have collected information from a child, please contact us immediately.
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 through:
- Standard contractual clauses
- Data processing agreements with service providers
- Compliance with applicable data protection laws
10. Cookies and Tracking Technologies
10.1 Cookies We Use
- Essential cookies: Required for authentication and service operation
- Analytics cookies: Help us understand how users interact with our platform
- Preference cookies: Remember your settings and preferences
10.2 Managing Cookies
You can control cookies through:
- Browser settings (block or delete cookies)
- Cookie preference center (if available)
Note: Disabling essential cookies may limit platform functionality.
11. Changes to This Privacy Policy
We may update this Privacy Policy to reflect:
- Changes in our practices
- New legal requirements
- Service improvements
Changes will be posted on this page with an updated "Last Updated" date. Significant changes will be communicated via email.
12. Contact Us
For privacy-related questions or requests:
- Email: privacy@seedance.ai
- Support: Available through your account dashboard
To exercise your privacy rights, please submit a request through your account settings or contact our privacy team.
By using Seedance, you acknowledge that you have read and understood this Privacy Policy and agree to the collection, use, and disclosure of your information as described herein.