What Are Cookies?
Cookies are small text files stored on your device when you visit a website. They help
websites remember your preferences and understand how you use the site.
How We Use Cookies
We use cookies and similar technologies for several purposes:
Strictly Necessary Cookies
These cookies are essential for the website to function properly. They include:
Analytics Cookies
With your consent, we use analytics cookies to understand how visitors use our site.
These help us improve the user experience.
For example, we measure which calculators are most used and which assumptions are
commonly adjusted, so we can improve defaults and clarity.
Advertising Cookies
With your consent, we use advertising cookies to display relevant ads and measure
ad performance. These are set by Google AdSense.
If you reject advertising cookies, ads may still appear but will be less personalized.
You can review ad personalization settings at
Google Ads Settings.
For a complete list of Google advertising cookies, visit:
Google Advertising Technologies
Your Consent Choices
When you first visit our site, you'll be asked to choose your cookie preferences.
You can:
- Accept All: Enable all cookies including analytics and advertising
- Reject All: Only allow strictly necessary cookies
- Manage Preferences: Choose which types of cookies to allow
You can change your preferences at any time using the cookie consent banner, which
can be accessed from the bottom of any page.
Managing Cookies in Your Browser
You can also control cookies through your browser settings. Here are links to
instructions for common browsers:
Impact of Disabling Cookies
If you disable cookies:
- Your consent preferences won't be remembered
- Some features may not work properly
- You may see less relevant advertisements
Updates to This Policy
We may update this cookie policy to reflect changes in our practices or legal
requirements. Check this page periodically for updates.