Privacy Policy

1. Introduction

Star Delta Software Ltd ("we," "our," or "us") operates EasyCableSizing, a web-based cable sizing calculation platform. This Privacy Policy explains how we collect, use, and protect your personal information when you use our Service.

2. Information We Collect

2.1 Account Information

• Name and email address (via Firebase Authentication)
• Account credentials and authentication tokens
• Subscription and billing information (processed by Paddle)
• Profile preferences and settings

2.2 Project Data

• Cable sizing calculations and input parameters
• Project names and descriptions
• Calculation results and reports
• File uploads and attachments

2.3 Usage Analytics

• Website usage statistics (via Google Analytics)
• User behavior and interaction patterns (via PostHog)
• Feature usage and performance metrics
• Session duration and page views

2.4 Technical Information

• IP address and browser information
• Device type and operating system
• Error logs and debugging information (via Sentry)
• Cookies and similar tracking technologies

3. Third-Party Services

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

3.1 Firebase Authentication (Google)

• Purpose: User authentication and account management
• Data collected: Email address, authentication tokens, login timestamps
• Privacy policy:Google Privacy Policy

3.2 Paddle

• Purpose: Payment processing and subscription management
• Data collected: Billing information, payment details, transaction history
• Privacy policy:Paddle Privacy Policy

3.3 PostHog

• Purpose: User behavior analytics and product improvement
• Data collected: User interactions, feature usage, session recordings
• Privacy policy:PostHog Privacy Policy
• Cookie consent: Only activated with your consent

3.4 Google Analytics

• Purpose: Website traffic analysis and performance monitoring
• Data collected: Page views, user demographics, traffic sources
• Privacy policy:Google Privacy Policy
• Cookie consent: Only activated with your consent

3.5 Sentry

• Purpose: Error tracking and application monitoring
• Data collected: Error logs, stack traces, performance data
• Privacy policy:Sentry Privacy Policy

4. How We Use Your Information

We use your information to:

• Provide and maintain the EasyCableSizing service
• Process payments and manage subscriptions
• Authenticate users and secure accounts
• Store and retrieve your project data
• Improve our service through analytics and user feedback
• Provide customer support and technical assistance
• Send important service notifications and updates
• Comply with legal obligations and prevent fraud

5. Data Storage and Security

• Storage: Project data is stored in MySQL databases with regular backups
• Encryption: Data transmission is encrypted using HTTPS/TLS
• Access controls: Strict access controls limit data access to authorized personnel
• Retention: We retain data as long as your account is active or as required by law

6. Cookie Management

We use cookies and similar technologies for:

6.1 Necessary Cookies

• Authentication and session management
• Security and fraud prevention
• Payment processing (Paddle)
• Basic site functionality

6.2 Analytics Cookies (Optional)

• Google Analytics for website statistics
• PostHog for user behavior analysis
• Performance monitoring and optimization

You can manage your cookie preferences through our cookie banner or browser settings.

7. Your Rights (GDPR)

If you are in the European Union, you have the following rights:

• Access: Request a copy of your personal data
• Rectification: Correct inaccurate or incomplete data
• Erasure: Request deletion of your personal data
• Portability: Receive your data in a machine-readable format
• Restriction: Limit how we process your data
• Objection: Object to processing based on legitimate interests
• Withdraw consent: Withdraw consent for analytics cookies

8. Data Retention

• Account data: Retained while your account is active
• Project data: Retained for 30 days after account deletion
• Analytics data: Anonymized and retained for up to 26 months
• Payment data: Retained by Paddle according to their policies
• Error logs: Retained for 90 days for debugging purposes

9. International Data Transfers

Your data may be transferred to and processed in countries outside your residence, including the United States. We ensure appropriate safeguards are in place for such transfers in compliance with applicable data protection laws.

10. Children's Privacy

Our Service is not intended for children under 18. We do not knowingly collect personal information from children under 18. If you become aware that a child has provided us with personal information, please contact us.

11. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify you of any material changes by posting the new Privacy Policy on this page and updating the "Last updated" date.

12. Contact Us

For questions about this Privacy Policy or to exercise your rights, please contact us:

• Email: support@easycablesizing.com
• Address: Star Delta Software Ltd.
  4th Floor, Silverstream House
  45 Fitzroy Street, Fitzrovia
  London
  W1T 6EB