Cookie Policy

How we use cookies

We only use cookies when they improve the planning tools. Learn what is currently active and adjust your preferences below.

Manage your preferences

Control which cookies we can use. Changes take effect immediately.

Essential cookies

Required for basic functionality

Always on

Analytics cookies

Help us improve based on usage data

Essential cookies

These keep the site secure and remember lightweight settings such as preferred measurement units and your cookie preferences. They are required for the calculators to function.

Always on

Cookie names:

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Analytics cookies

We use Google Analytics 4 with anonymised IP addresses to understand which guides and tools families use most. This helps us prioritise improvements. These cookies are only loaded after you give consent.

Cookie names:

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Third-party embeds

Interactive maps (Leaflet/OpenStreetMap) may set their own cookies. We only embed trusted partners and minimise third-party scripts wherever possible.

Your rights

You can change your preferences at any time using the controls above. If you reject analytics cookies, we will not track your usage. Essential cookies cannot be disabled as they are required for basic functionality.

For more information about your rights under GDPR or to make a data access request, please contact us.