Cookie Policy
Last updated
We group cookies and storage into four categories. Strictly necessary storage is always on; everything else is off until you choose otherwise (in regions where consent is required).
| Name | Provider | Category | Purpose | Duration |
|---|---|---|---|---|
dcl_prefs (local storage) | DIYCalcLab | Preferences | Units, region, theme | Until cleared |
dcl_consent (local storage) | DIYCalcLab | Strictly necessary | Remembers your cookie choice | Until cleared / 12 months |
| Service worker cache | DIYCalcLab | Strictly necessary | Lets calculators work offline | Until updated |
__gads, __gpi, __eoi (planned) | Google AdSense | Advertising | Ad delivery, frequency, measurement | Up to 13 months |
_ga, _ga_* (planned) | Google Analytics 4 | Analytics | Usage statistics | Up to 2 years |
Consent Mode
Before any Google tag could run, our pages set Google Consent Mode v2 defaults to “denied” for ad_storage, ad_user_data, ad_personalization and analytics_storage. They change only when you accept.
Global Privacy Control
If your browser sends GPC, we treat it as an opt-out of personalised advertising.