Last updated: October 6, 2026
This Privacy Policy explains how Calctoolz (“we”, “us”, “our”) collects, uses, and shares information when you visit calctoolz.com (the “Site”).
1. Information we collect
Information you give us. If you contact us, we receive your name, email address, and the content of your message.
Calculator inputs. The measurements you enter into our calculators are processed entirely in your browser using JavaScript. They are not sent to our servers or stored in any database, and we do not receive them.
Information collected automatically. When you visit the Site, we and our partners may collect your IP address, browser type, device type, pages viewed, time spent, referring pages, and approximate location (such as country or city). Our hosting provider also keeps standard server logs for security and performance.
2. Cookies and similar technologies
We use cookies and similar technologies to run the Site, understand how it is used, and show advertising. You can control cookies through your browser settings. Blocking some cookies may affect how the Site works.
3. Analytics
We use Google Analytics, connected through Google Site Kit, to understand how visitors use the Site. Google Analytics collects information such as pages visited and device details. You can learn more at policies.google.com/technologies/partner-sites and opt out with the Google Analytics Opt-out Browser Add-on.
4. Advertising
We use Google AdSense to display ads. Third-party vendors, including Google, use cookies to serve ads based on your prior visits to this Site or other websites. Google’s use of advertising cookies enables it and its partners to serve ads based on your visit to this Site and other sites on the internet.
You can opt out of personalized advertising by visiting Google Ads Settings or aboutads.info. Where required by law, we ask for your consent before using cookies for personalized advertising.
Visitors from the EEA, UK, and Switzerland. If you visit from the European Economic Area, the United Kingdom, or Switzerland, we show a consent message that lets you accept or decline cookies used for personalized ads and measurement. You can change your choice at any time using the cookie settings link in the site footer.
How Google uses data. To learn how Google uses information from sites that use its services, see How Google uses information from sites or apps that use our services and the Google Privacy Policy.
Non-personalized ads. If you decline personalized advertising, you may still see ads, but they will not be based on your browsing history.
5. How we use information
- To operate, maintain, and improve the Site and our calculators.
- To respond to your messages.
- To measure performance and understand how the Site is used.
- To show advertising that helps fund the Site.
- To protect the Site and comply with legal obligations.
6. Sharing information
We do not sell your personal information for money. We share information only with service providers that help us run the Site (such as hosting, analytics, and advertising partners), when required by law, or to protect our rights and users.
7. Data retention
We keep personal information only as long as needed for the purposes above or as required by law. Messages sent to us are kept for as long as needed to handle your request.
8. Your rights
Depending on where you live (for example the European Economic Area, United Kingdom, or California), you may have the right to access, correct, delete, or restrict the use of your personal information, to object to certain processing, and to withdraw consent. California residents may also opt out of the sale or sharing of personal information. To make a request, contact us at contact@calctoolz.com. We will respond as required by applicable law.
9. Children’s privacy
The Site is not directed to children under 13, and we do not knowingly collect personal information from them. If you believe a child has given us personal information, contact us and we will delete it.
10. Third-party links
The Site may link to other websites, such as government or manufacturer resources. We are not responsible for their content or privacy practices.
11. International visitors
Our service providers may process data in countries other than your own, including the United States and India. By using the Site, you understand your information may be transferred to those countries.
12. Changes to this policy
We may update this policy from time to time. The “Last updated” date shows the latest version. Continued use of the Site means you accept the updated policy.
13. Contact
For privacy questions or requests, email contact@calctoolz.com.