Privacy Policy
Last Updated: January 30, 2026
At CalcRiver.com, the privacy of our visitors is of extreme importance to us. This privacy policy document outlines the types of personal information is received and collected by CalcRiver.com and how it is used.
1. Calculation Data
We pride ourselves on being a privacy-first utility. We do not store the data you enter into our calculators on our servers.
All calculations (such as age, BMI, financial figures, or construction dimensions) are performed locally in your web browser using JavaScript. This means your personal inputs never leave your device and are not transmitted to our backend database.
2. Log Files
Like many other Web sites, CalcRiver.com makes use of log files. The information inside the log files includes internet protocol (IP) addresses, type of browser, Internet Service Provider (ISP), date/time stamp, referring/exit pages, and number of clicks to analyze trends, administer the site, track user's movement around the site, and gather demographic information. IP addresses and other such information are not linked to any information that is personally identifiable.
3. Cookies and Web Beacons
CalcRiver.com uses cookies to store information about visitors' preferences (such as Light/Dark mode settings), to record user-specific information on which pages the site visitor accesses or visits, and to personalize or customize our web page content based upon visitors' browser type or other information that the visitor sends via their browser.
DoubleClick DART Cookie
- Google, as a third party vendor, uses cookies to serve ads on CalcRiver.com.
- Google's use of the DART cookie enables it to serve ads to our site's visitors based upon their visit to CalcRiver.com and other sites on the Internet.
- Users may opt out of the use of the DART cookie by visiting the Google ad and content network privacy policy at the following URL – https://policies.google.com/technologies/ads
4. Third-Party Advertisers
We may use third-party advertising companies to serve ads when you visit our website. These companies may use information (not including your name, address, email address, or telephone number) about your visits to this and other websites in order to provide advertisements about goods and services of interest to you.
These third-party ad servers or ad networks use technology to the advertisements and links that appear on CalcRiver.com send directly to your browsers. They automatically receive your IP address when this occurs. Other technologies (such as cookies, JavaScript, or Web Beacons) may also be used by the third-party ad networks to measure the effectiveness of their advertisements and / or to personalize the advertising content that you see.
CalcRiver.com has no access to or control over these cookies that are used by third-party advertisers.
5. Consent
By using our website, you hereby consent to our privacy policy and agree to its terms.
6. Updates
This Privacy Policy was last updated on the date indicated at the top of the page. We reserve the right to update or change our Privacy Policy at any time and you should check this Privacy Policy periodically.
Contact Us
If you require any more information or have any questions about our privacy policy, please feel free to contact us by email at contact@calcriver.com.