Last updated: June 2025  |  Applies to: nerdytools.com

1. What Are Cookies?

Cookies are small text files that are placed on your device (computer, tablet, or mobile phone) when you visit a website. They are widely used to make websites work efficiently, to remember your preferences, and to provide information to website owners.

Cookies cannot run programs or deliver viruses to your device. They are uniquely assigned to your browser and can only be read by the web server on the domain that issued the cookie.

2. How NerdyTools.com Uses Cookies

NerdyTools.com uses cookies for the following purposes:

2.1 Advertising Cookies (Google AdSense)

We use Google AdSense to display advertisements on our website. Google AdSense uses cookies and similar tracking technologies to serve ads based on your prior visits to our website and other websites on the internet. These cookies allow Google and its partners to:

• Serve relevant advertisements to you based on your interests
• Limit the number of times you see an advertisement
• Measure the effectiveness of advertising campaigns
• Understand user behaviour across websites that display Google ads

Google’s use of advertising cookies enables it and its partners to serve ads based on your visit to our site and other sites on the internet. You may opt out of personalised advertising by visiting Google Ads Settings.

2.2 Analytics Cookies (Google Analytics)

We may use Google Analytics to help us understand how visitors use our website. Google Analytics uses cookies to collect information such as how often users visit our site, what pages they visit, and what other sites they used prior to coming to our site. We use this information solely to improve our website and the tools we offer.

Google Analytics collects only the IP address assigned to you on the date you visit our site, not your name or any other identifying information. We do not combine the information collected through Google Analytics with personally identifiable information.

2.3 Functional Cookies

We may use functional cookies to remember your preferences and improve your experience on our site — for example, remembering that you have accepted our cookie notice so we do not show it again on every page.

3. Cookies Used on NerdyTools.com

Note: This list covers the primary cookies. Third-party services such as Google may use additional cookies. For a complete list of Google cookies, see Google’s cookie policy.

4. Third-Party Cookies

In addition to our own cookies, we may also use various third-party cookies to report usage statistics of the website and to deliver advertisements on and through the website. The main third-party service we use is Google, whose cookies are governed by Google’s Privacy Policy.

5. What We Do NOT Do

• We do not use cookies to collect personally identifiable information such as your name, email address, or payment details.
• We do not sell cookie data or any personal data to third parties.
• We do not use cookies to track you for purposes beyond improving our site and serving relevant advertisements.
• The calculators on NerdyTools.com perform all calculations in your browser — no calculation inputs (such as your income or financial details) are stored in cookies or sent to our servers.

6. How to Control and Manage Cookies

You have the right to decide whether to accept or reject cookies. You can exercise your cookie preferences in several ways:

6.1 Browser Settings

Most web browsers automatically accept cookies, but you can usually modify your browser settings to decline cookies if you prefer. Please note that if you disable or refuse cookies, some features of our website may not function correctly. Browser cookie management guides:

• Google Chrome
• Mozilla Firefox
• Apple Safari
• Microsoft Edge

6.2 Google Ad Personalisation

You can opt out of personalised advertising from Google by visiting Google Ads Settings. You can also opt out of interest-based advertising from participating third-party vendors by visiting aboutads.info.

6.3 Google Analytics Opt-Out

You can opt out of Google Analytics tracking by installing the Google Analytics Opt-out Browser Add-on.

7. Your Rights

Depending on your location, you may have rights under applicable data protection laws — including GDPR (European Union), UK GDPR, the Australian Privacy Act, or other applicable legislation — regarding the personal data collected through cookies. These rights may include the right to access, correct, delete, or object to the processing of your personal data.

To exercise any such rights, please contact us using the details below. We will respond to all valid requests within the timeframe required by applicable law.

8. Changes to This Cookie Policy

We may update this Cookie Policy from time to time to reflect changes in technology, legislation, or the way we operate our website. The date at the top of this page indicates when the Cookie Policy was last updated. We encourage you to review this policy periodically.

9. More Information

For more information about how we handle your data generally, please see our Privacy Policy.

For more information about how Google uses data when you use our site, see How Google uses data when you use our partners’ sites or apps.