Privacy Policy
Last updated: September 22, 2025
Effective date: September 22, 2025
Introduction
Kovacs Kornel e.v. ("we," "us," or "our") operates Printable Math Sheets (the "Service"). This Privacy Policy informs you of our policies regarding the collection, use, and disclosure of personal data when you use our Service and the choices you have associated with that data.
We are committed to protecting your privacy and ensuring GDPR compliance as we operate within the European Union.
Data Controller
Information We Collect
Personal Information
We collect the following personal information:
- Account Information: Name, email address, and encrypted password when you register
- Contact Information: Name, email, and message content when you contact us
- Payment Information: Payment processing is handled by Stripe. We store payment status and metadata but not credit card details
Technical Information
- Session Data: User ID, IP address, user agent, and session activity
- Worksheet Data: Math problem preferences and generated worksheet settings (automatically deleted after 24 hours)
- Analytics Data: Usage patterns, page views, and user interactions via Google Analytics and Google Tag Manager
How We Use Your Information
We use your personal information for the following purposes:
- To provide and maintain our Service
- To create and manage your user account
- To generate personalized math worksheets
- To process payments and manage subscriptions
- To respond to your inquiries and provide customer support
- To send service-related notifications (account verification, password resets)
- To analyze usage patterns and improve our Service
- To ensure security and prevent fraud
Legal Basis for Processing (GDPR)
Our legal basis for processing your personal data:
- Contract Performance: To provide the worksheet generation service you requested
- Legitimate Interest: To improve our service, ensure security, and analyze usage patterns
- Consent: For analytics and optional communications
- Legal Obligation: To comply with tax and accounting requirements
Third-Party Services
Google Analytics & Google Tag Manager
We use Google Analytics and Google Tag Manager to analyze website usage and improve our service. These services may collect:
- IP addresses (anonymized)
- Browser and device information
- Page views and user interactions
- Geographic location (country/city level)
Stripe (Payment Processing)
Payment processing is handled by Stripe, a PCI DSS compliant payment processor. We do not store credit card information. Stripe may collect payment-related data according to their privacy policy.
DigitalOcean (Hosting)
Our service is hosted on DigitalOcean servers located within the European Union to ensure GDPR compliance and data protection.
Data Sharing
We Do NOT Share Personal Data with Third Parties
We do not sell, rent, or share your personal information with third parties for marketing purposes. Your data is only shared with the service providers mentioned above (Google, Stripe, DigitalOcean) to provide essential functionality.
Data Retention
- Account Data: Retained until you delete your account
- Worksheet Files: Automatically deleted after 24 hours
- Payment Records: Retained for tax and accounting purposes (7 years as required by law)
- Contact Messages: Retained until the inquiry is resolved
- Analytics Data: Anonymized data retained for service improvement purposes
Your Rights (GDPR)
Under GDPR, you have the following rights:
- Right of Access: Request a copy of your personal data
- Right of Rectification: Correct inaccurate personal data
- Right of Erasure: Request deletion of your personal data
- Right of Portability: Receive your data in a machine-readable format
- Right to Object: Object to processing based on legitimate interests
- Right of Restriction: Limit how we use your data
- Right to Withdraw Consent: Withdraw consent for consent-based processing
To exercise these rights, please contact us using our contact form. We will respond within 30 days. You also have the right to lodge a complaint with your local data protection authority.
Cookies and Tracking
We use the following types of cookies:
- Essential Cookies: Required for basic functionality (session management, authentication)
- Analytics Cookies: Google Analytics cookies to understand usage patterns
- Preference Cookies: Store your language and display preferences
You can control cookies through your browser settings. Disabling essential cookies may affect service functionality.
Security
We implement appropriate security measures to protect your data:
- HTTPS encryption for all data transmission
- Password hashing and secure authentication
- Regular security updates and monitoring
- EU-based hosting with GDPR compliance
- Automatic file deletion after 24 hours
Children's Privacy
While our service generates educational content for children, our service is designed for use by parents, teachers, and educators. We do not knowingly collect personal information from children under 16 without parental consent.
International Transfers
Our primary infrastructure is located within the European Union. Some third-party services (Google Analytics, Stripe) may process data outside the EU but have appropriate safeguards and adequacy decisions in place.
Contact Us
If you have any questions about this Privacy Policy or our data practices, please contact us:
Use our contact form to reach out with any privacy-related questions or to exercise your GDPR rights.
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.