Cookies
Last updated: 3 November 2026
Your choice
Analytics runs only if you accept it. The site works the same if you decline.
What is stored on your device
| Name | What it does | When |
|---|---|---|
| quantro_cookie_consent | Remembers your analytics choice | Always, after you choose |
| quantro_lang | Remembers your language | When you choose a language |
| quantro_theme | Remembers light or dark mode | When you switch |
| pwa-prompt-dismissed | Stops repeating the "install this site" offer | When you dismiss it |
| sb-…-auth-token | Keeps you signed in | Only if you sign in |
| _ga, _ga_… | Google Analytics: measures visits | Only if you accept analytics |
Your browser also keeps copies of the site's own files, so that it opens faster and can show a page when you are offline. These hold none of your details.