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Privacy Policy

Last Updated: November 23, 2025

1. Introduction

Sentio ("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 sentiment analysis platform (the "Service").

BETA NOTICE: Sentio is currently in beta testing. By using our Service during the beta phase, you acknowledge that the Service is provided "AS IS" and may contain bugs or errors. We may collect additional diagnostic data during this phase to improve the Service.

2. Information We Collect

2.1 Information You Provide

  • Account Information: Email address, password (encrypted)
  • Payment Information: Processed securely by Stripe (we do not store full payment card details)
  • User Content: Comments and text you submit for sentiment analysis
  • Communication: Messages you send to our support team

2.2 Information Automatically Collected

  • Usage Data: Pages visited, features used, time spent on Service
  • Device Information: Browser type, operating system, IP address, device identifiers
  • Cookies: See our Cookie Policy for details
  • Analytics: We use analytics services to understand Service usage

2.3 Information from Third Parties

  • Authentication: If you sign in via OAuth providers (Google, GitHub)
  • Payment Processors: Subscription status and payment history from Stripe

3. How We Use Your Information

We use your information for the following purposes:

  • Provide the Service: Process sentiment analysis, store results, manage your account
  • Billing: Process payments, manage subscriptions, issue invoices
  • Improve the Service: Analyze usage patterns, fix bugs, develop features
  • Communication: Send service updates, security alerts, support responses
  • Legal Compliance: Comply with legal obligations, prevent fraud, enforce our Terms
  • Marketing: Send promotional emails (you can opt-out at any time)

4. Third-Party Services

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

4.1 Infrastructure & Hosting

  • Vercel: Hosting and CDN services (see Vercel Privacy Policy)
  • Supabase: Database and authentication (see Supabase Privacy Policy)

4.2 Payment Processing

  • Stripe: Payment processing (PCI DSS compliant) (see Stripe Privacy Policy)

4.3 AI Processing

  • xAI (Primary): Sentiment analysis using Grok models (see xAI Privacy Policy)
  • OpenAI (Fallback): Backup sentiment analysis using GPT models (see OpenAI Privacy Policy)
  • Your submitted comments are sent to xAI (primary) or OpenAI (fallback) for analysis. Neither provider uses API data to train their models.

5. Data Retention

  • Account Data: Retained while your account is active and for 90 days after deletion
  • Analysis Results: Retained for the lifetime of your account unless manually deleted
  • Payment Records: Retained for 7 years for tax and accounting purposes
  • Logs: Server logs retained for 30 days, security logs for 1 year

6. Your Rights

You have the following rights regarding your personal data (subject to applicable laws):

  • Access: Request a copy of your personal data
  • Rectification: Correct inaccurate or incomplete data
  • Erasure: Request deletion of your data ("right to be forgotten")
  • Portability: Export your data in a machine-readable format
  • Objection: Object to certain processing of your data
  • Restriction: Request restriction of processing
  • Withdrawal of Consent: Withdraw consent for data processing at any time

To exercise these rights, contact us at [TODO: setup info@sentio.fit]. We will respond within 30 days.

7. Data Security

We implement security measures to protect your data:

  • Encryption: Data encrypted in transit (TLS) and at rest (AES-256)
  • Authentication: Secure password hashing (bcrypt), optional 2FA
  • Access Controls: Role-based access, principle of least privilege
  • Monitoring: Continuous security monitoring and logging
  • Audits: Regular security audits and penetration testing

NO GUARANTEE: While we implement industry-standard security measures, no system is 100% secure. You use the Service at your own risk.

8. International Data Transfers

Your data may be transferred to and processed in countries other than your country of residence. We ensure appropriate safeguards are in place:

  • EU-US Data Transfer: Standard Contractual Clauses (SCCs)
  • Data Processing Agreements: With all third-party processors
  • GDPR Compliance: We comply with GDPR requirements for EU users

9. Children's Privacy

Our Service is not intended for children under 13 (or 16 in the EU). We do not knowingly collect data from children. If you believe a child has provided us with personal data, contact us immediately at [TODO: setup info@sentio.fit].

10. California Privacy Rights (CCPA)

California residents have additional rights under the CCPA:

  • Know: What personal information we collect and how it's used
  • Delete: Request deletion of your personal information
  • Opt-Out: Opt-out of sale of personal information (we do not sell data)
  • Non-Discrimination: Equal service regardless of privacy choices

To exercise these rights, email [TODO: setup info@sentio.fit] with "CCPA Request" in the subject line.

11. Cookies and Tracking

We use cookies and similar tracking technologies. See our Cookie Policy for detailed information.

You can control cookies through your browser settings:

  • Block All Cookies: Some features may not work
  • Third-Party Cookies: Block analytics/advertising cookies
  • Do Not Track: We respect Do Not Track (DNT) browser signals

12. Changes to This Policy

We may update this Privacy Policy from time to time. Changes will be posted on this page with an updated "Last Updated" date. Material changes will be communicated via:

  • Email notification to registered users
  • Banner notification in the Service
  • 30-day notice period before changes take effect

Continued use of the Service after changes constitutes acceptance.

13. Contact Us

For privacy-related questions or requests, contact us:

  • Email: [TODO: setup info@sentio.fit]
  • Support: [TODO: setup info@sentio.fit]
  • Data Protection Officer: [TODO: setup info@sentio.fit]

Response Time: We aim to respond within 72 hours.

14. EU Representative

For EU users, our GDPR representative can be contacted at:

  • Email: [TODO: setup info@sentio.fit]