Local features
Your analytics preference and Home Energy Plan are stored in your browser. These are functional, device-local features and can be cleared through browser settings.
Optional analytics
Google Analytics does not load until you choose Allow. If allowed, it may use cookies or similar identifiers for aggregated usage reporting. Calculator values and household inventories are not intentionally included in analytics events.
No advertising cookies
Advertising is not active at launch. Any future advertising or affiliate technology will be reviewed and disclosed before activation.
Your controls
Use Cookie choices in the footer to allow or decline analytics at any time. Calculators remain usable when analytics is declined.