Privacy Policy

Last updated: November 10, 2025

1. Introduction

Welcome to XPoster ("we," "our," or "us"). We are committed to protecting your privacy and ensuring the security of your personal information. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our Chrome extension and website.

By using XPoster, you agree to the collection and use of information in accordance with this policy. If you do not agree with our policies and practices, please do not use our services.

2. Information We Collect

2.1 Information You Provide

XPoster is designed with privacy-first principles. We use anonymous authentication, which means:

  • No personal information (name, email, phone number) is required to use the extension
  • We do not collect or store personally identifiable information
  • User accounts are created anonymously through Firebase Authentication

2.2 Usage Data

We may collect anonymous usage data to improve our services:

  • Extension usage statistics (feature usage, frequency)
  • Error logs and crash reports (for debugging purposes)
  • Analytics events (anonymized and aggregated)

2.3 Payment Information

When you purchase credits:

  • We collect payment proof information (transaction hash, wallet address)
  • Payment amounts and currency types are stored
  • We do not store credit card information or banking details
  • All payments are processed through cryptocurrency networks (USDC, USDT)

3. How We Use Your Information

We use the collected information for the following purposes:

  • Service Provision: To provide and maintain our Chrome extension and AI-powered reply generation services
  • Credit Management: To track and manage your credit balance and usage
  • Payment Processing: To verify and process payments for credit purchases
  • Service Improvement: To analyze usage patterns and improve our services
  • Error Resolution: To diagnose and fix technical issues
  • Security: To detect and prevent fraud, abuse, and security threats

4. Data Storage and Security

We take data security seriously:

  • Encrypted Storage: All data is stored using encrypted storage mechanisms
  • Firebase Security: We use Firebase (Google Cloud) for secure data storage and authentication
  • Anonymous Authentication: User accounts are created without personal identifiers
  • Access Controls: Data access is restricted to authorized personnel only
  • Regular Security Audits: We conduct regular security reviews and updates

However, no method of transmission over the Internet or electronic storage is 100% secure. While we strive to use commercially acceptable means to protect your information, we cannot guarantee absolute security.

5. Third-Party Services

We use the following third-party services:

  • Firebase (Google Cloud): For authentication, database storage, and cloud infrastructure
  • OpenAI: For AI-powered reply generation (your prompts and responses may be processed by OpenAI)
  • Vercel: For website hosting and analytics

These third-party services have their own privacy policies. We encourage you to review their privacy policies to understand how they handle your information.

6. Cookies and Tracking

Our website may use cookies and similar tracking technologies:

  • Essential Cookies: Required for the website to function properly
  • Analytics Cookies: Used to understand how visitors interact with our website
  • Session Cookies: Used to maintain your session when using admin features

You can control cookies through your browser settings. However, disabling cookies may affect the functionality of our website.

7. Your Rights

You have the following rights regarding your information:

  • Access: Request access to your personal data
  • Deletion: Request deletion of your data
  • Correction: Request correction of inaccurate data
  • Data Portability: Request a copy of your data in a portable format
  • Opt-Out: Opt out of certain data collection practices

To exercise these rights, please contact us using the information provided in the Contact section below.

8. Data Retention

We retain your information for as long as necessary to:

  • Provide our services to you
  • Comply with legal obligations
  • Resolve disputes and enforce our agreements
  • Maintain security and prevent fraud

When you delete your account or request data deletion, we will delete or anonymize your information within a reasonable timeframe, subject to legal retention requirements.

9. Children's Privacy

Our services are not intended for children under the age of 13. We do not knowingly collect personal information from children under 13. If you are a parent or guardian and believe your child has provided us with personal information, please contact us immediately.

10. International Data Transfers

Your information may be transferred to and processed in countries other than your country of residence. These countries may have data protection laws that differ from those in your country. By using our services, you consent to the transfer of your information to these countries.

11. Changes to This Privacy 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. You are advised to review this Privacy Policy periodically for any changes.

12. Contact Us

If you have any questions about this Privacy Policy or our data practices, please contact us: