Cookie Policy
Last updated: 3 April 2026
What Are Cookies?
Cookies are small text files that are placed on your device when you visit a website. They are widely used to make websites work efficiently, provide a better user experience, and give information to the site owners. Local storage is a similar technology that allows websites to store data in your browser.
Essential Cookies
These cookies are necessary for PetrolFinder.uk to function and cannot be switched off. They are set in response to actions you take, such as signing in to your account.
| Cookie | Provider | Purpose |
|---|---|---|
| sb-access-token | Supabase Auth | Maintains your authenticated session after sign-in |
| sb-refresh-token | Supabase Auth | Allows your session to be refreshed without re-entering your password |
Functional Storage (localStorage)
We use your browser's localStorage to remember your preferences and improve your experience. This data stays on your device and is never sent to our servers.
| Key | Purpose |
|---|---|
| pf_session_id | Anonymous session identifier for tracking your browsing session |
| pf_dismissed_banners | Remembers which informational banners you have dismissed |
| pf_fuel_budget | Stores your fuel budget preference for the budget calculator feature |
Analytics Cookies
We use analytics cookies to understand how visitors use PetrolFinder.uk so we can improve the service. These cookies are only set after you have given your consent via the cookie banner.
| Cookie | Provider | Purpose | Duration |
|---|---|---|---|
| _ga | Google Analytics | Distinguishes unique users for traffic analysis | 2 years |
| _ga_K4PTNVZSZN | Google Analytics (GA4) | Maintains and stores session state for this GA4 property | 2 years |
| _gid | Google Analytics | Distinguishes users within a 24-hour window | 24 hours |
| _gtm_* | Google Tag Manager | Used by GTM to load and manage analytics tags | Session |
| umami.uuid | Umami Analytics | Privacy-friendly, cookie-free session tracking. No personal data is collected or shared with third parties. | Session |
Umami is a privacy-friendly, open-source analytics platform. It does not track users across websites and does not share data with advertisers. Google Analytics data is processed under Google's privacy policy.
Third-Party Cookies
The following third-party services may set cookies when you use PetrolFinder.uk:
- Supabase Auth— Sets authentication cookies as listed above to manage your sign-in session.
- Google Analytics & GTM— Set analytics cookies (listed above) only after you give consent.
- Umami— Privacy-friendly session analytics, set only after consent.
- Vercel— Our hosting provider may set cookies related to deployment and performance monitoring.
No Advertising Cookies
PetrolFinder.uk does not use advertising cookies, tracking pixels, or remarketing technologies. Analytics cookies (listed above) are only set after you give your consent and are used solely to improve the service. We do not track your browsing activity across other websites and we do not share your data with advertisers.
How to Manage Cookies
You can control and manage cookies through your browser settings. Most browsers allow you to:
- View what cookies are stored and delete them individually
- Block third-party cookies
- Block cookies from specific websites
- Block all cookies
- Delete all cookies when you close your browser
Please note that blocking essential cookies will prevent you from signing in to your PetrolFinder.uk account. To clear localStorage items, you can use your browser's developer tools or clear your browsing data.
For more information on managing cookies in your browser, visit aboutcookies.org.
Changes to This Policy
We may update this cookie policy from time to time. Any changes will be posted on this page with an updated revision date.
Contact Us
If you have any questions about our use of cookies, please contact us at [email protected].