Privacy Policy

1. Introduction

World Calculator ("we," "our," or "us") is committed to protecting your privacy and personal data. This privacy policy explains how we collect, use, and protect your information when you use our free online calculator platform at worldcalculator.org (the "Service").

We comply with the General Data Protection Regulation (GDPR) (EU) 2016/679 and other applicable data protection laws.

2. Data Controller

The data controller responsible for your personal data is:

3. Calculator Data Privacy

4. Data We Collect

We collect the following categories of information:

4.1 Technical Data

• IP address
• Browser type and version
• Device type and operating system
• Pages visited and time spent on pages
• Referral source
• General geographic location (country/city level)

4.2 Cookie Data

We use cookies and similar tracking technologies to improve your experience and deliver advertising. See Section 7 for detailed information about cookies.

5. Purpose of Processing

We process your data for the following purposes:

• Service Provision: To deliver our free calculator tools and ensure they function correctly
• Analytics: To understand how visitors use our Service and improve user experience
• Advertising: To display relevant advertisements and measure ad performance
• Security: To detect and prevent fraud, abuse, and security incidents
• Legal Compliance: To comply with applicable laws and regulations

6. Legal Basis for Processing

Under GDPR, we process your personal data based on:

• Legitimate Interest (Article 6(1)(f)): To operate and improve our Service, perform analytics, and ensure security
• Consent (Article 6(1)(a)): For non-essential cookies and personalized advertising (you can withdraw consent at any time)
• Legal Obligation (Article 6(1)(c)): To comply with applicable laws

7. Cookies and Tracking Technologies

We use cookies to enhance your experience and deliver advertising. Cookies are small text files stored on your device that help us recognize you and remember your preferences.

7.1 Types of Cookies We Use

7.2 Managing Cookies

You can control and delete cookies through your browser settings. However, disabling cookies may affect the functionality of our Service and the relevance of advertisements displayed.

8. Third-Party Services

We share data with the following third-party service providers:

9. Data Retention

We retain your data for the following periods:

• Analytics data: Up to 24 months
• Server logs: Up to 90 days
• Cookie data: Varies by cookie type (see cookie settings for specifics)

Calculator input data is not retained as it never leaves your browser.

10. Your Rights Under GDPR

You have the following rights regarding your personal data:

• Right to Access: Request a copy of the personal data we hold about you
• Right to Rectification: Request correction of inaccurate or incomplete data
• Right to Erasure ("Right to be Forgotten"): Request deletion of your personal data
• Right to Restriction: Request limitation of processing your data
• Right to Data Portability: Receive your data in a structured, machine-readable format
• Right to Object: Object to processing based on legitimate interests
• Right to Withdraw Consent: Withdraw your consent for cookie-based processing at any time

To exercise any of these rights, please contact us at legal@invoo.es. We will respond within one month.

If you are not satisfied with our response, you have the right to lodge a complaint with your local data protection authority.

11. International Data Transfers

Our Service is hosted within the European Union. However, some of our third-party service providers (such as Ezoic and Vercel) may process data outside the EU/EEA.

When data is transferred outside the EU/EEA, we ensure appropriate safeguards are in place, including:

• Standard Contractual Clauses approved by the European Commission
• Adequacy decisions by the European Commission
• Privacy Shield framework (where applicable)

12. Data Security

We implement appropriate technical and organizational measures to protect your personal data against unauthorized access, alteration, disclosure, or destruction, including:

• HTTPS encryption for all data transmission
• Secure hosting infrastructure with regular security updates
• Access controls and authentication mechanisms
• Regular security audits and monitoring

However, no method of transmission over the internet is 100% secure. While we strive to protect your data, we cannot guarantee absolute security.

13. Children's Privacy

Our Service is not directed to children under the age of 16. We do not knowingly collect personal data from children under 16. If you believe we have collected data from a child under 16, please contact us immediately.

14. Changes to This Privacy Policy

We may update this privacy policy from time to time to reflect changes in our practices or for legal, operational, or regulatory reasons. We will notify you of any material changes by posting the updated policy on this page with a new "Last updated" date.

We encourage you to review this privacy policy periodically to stay informed about how we protect your data.

15. Contact Us

If you have any questions, concerns, or requests regarding this privacy policy or our data practices, please contact us: