Privacy Policy

Last updated: 18.04.2026

1. Who I am

The website is operated by Jan Kacprzak. Contact: yaniek@duck.com

2. Data I collect

Users may enter invoice data (company name, VAT number, address, email, phone number). This data is transmitted to our server solely for the purpose of generating a PDF invoice. We do not store or permanently save any personal data. Data is processed temporarily and immediately discarded after the PDF is generated.

3. Data storage

I do not store or save any personal data. All information is used only to generate a PDF invoice and is immediately discarded.

4. Third-party services

I use advertising services provided by Google AdSense. Google and its partners may use cookies to personalize ads, measure performance, and limit ad frequency.

5. Cookies

Cookies may be used for advertising and basic website functionality. You can disable cookies in your browser settings.

6. Your rights

Under GDPR, you have rights to access, delete, or restrict processing of your data. Since I do not store data, these rights mainly apply to third-party services.

7. Contact

Email: yaniek@duck.com