Last updated: September 28, 2026. This policy describes how we protect your information in accordance with international data protection regulations (GDPR).
1. Calculators without data collection
Our calculators run entirely in your browser (client-side) using JavaScript. We do not store, log or send to our own servers the numerical values, hours or assumptions you enter in the forms.
2. Technical browsing data
When you access the site, web servers automatically record standard technical information (anonymized IP address, user agent and response times) solely for security, attack mitigation and server performance.
3. Advertising and Google AdSense
This site may use third-party advertising services such as Google AdSense:
- Google uses cookies to serve ads based on your previous visits to this or other websites.
- You can disable personalized advertising at any time in Google Ad Settings.
- In the European Economic Area (EEA), we comply with the prior-consent standard and Google Consent Mode v2.
4. Exercising your rights
You can exercise your rights of access or rectification, or make an inquiry, by emailing atencion@costesoftware.com.