Last updated: May 2025
What are cookies?
Cookies are small text files stored in your browser when you visit a website. We use cookies to understand how you use our calculators and to serve relevant advertising.
Cookies we use
| Cookie | Provider | Purpose | Duration |
|---|---|---|---|
| pb_cookies | PropertyBrain | Remembers your cookie consent choice | Indefinite (localStorage) |
| _ga | Google Analytics | Distinguishes users for analytics | 2 years |
| _ga_* | Google Analytics | Session state for GA4 | 2 years |
| IDE, DSID | Google AdSense | Advertising personalisation | Up to 13 months |
Essential vs non-essential
Essential: The pb_cookies preference cookie is essential (it prevents the banner reappearing). No personal data is stored.
Non-essential: Google Analytics and AdSense cookies are non-essential. We only set them if you accept cookies via the banner. Our calculators work fully without them.
Managing cookies
You can:
- Decline all non-essential cookies using the banner when you first visit
- Clear your browser cookies at any time (Settings → Privacy → Clear browsing data)
- Opt out of Google Analytics: tools.google.com/dlpage/gaoptout
- Manage Google Ads: adssettings.google.com
More information
See our Privacy Policy for full details on data we collect and your rights.