Information we receive
The site has no member account. Calculators run in your browser. If you email us, we receive the information in your message and use it to respond to your enquiry.
Cookies, analytics and advertising
This site uses Google Analytics 4 (GA4), Google Tag Manager (GTM) and Google AdSense. Visitors in Hong Kong will not see this site’s custom cookie consent banner; these tags load according to the site configuration. Visitors in the European Economic Area, the UK or Switzerland will be shown Google’s certified CMP through AdSense Privacy & messaging when a message has been published for the site. Google services may use cookies, device identifiers or similar technologies.
Your choices
Visitors in the European Economic Area, the UK and Switzerland can use Google CMP to manage or withdraw applicable advertising consent; Google provides a revocation entry point according to the message settings. All visitors can manage cookies through their browser.
Third-party services
Google provides GA4, GTM and AdSense. Data handled through those services is subject to Google’s privacy policies.
Contact and updates
For questions about information you provided by email, contact hello@hkutilitylab.com. Last updated: 19 October 2026.