Cookies and ads

Last updated: October 23, 2026

Cookies are small files a website stores in your browser; similar technologies include local storage and device identifiers. This page explains which ones are used on Units Converter and how to control them. It complements our privacy policy.

Our own cookies

We set none. The calculators work without cookies and without saving what you type. If we ever add a cookie for a feature, such as remembering a preferred unit, it will be listed here first.

Advertising cookies from Google

Pages that show ads load Google AdSense. Google and its partners may set or read cookies and similar identifiers to show ads, limit how often you see the same ad, measure ad performance, detect fraud and, with your consent where required, personalize ads based on your activity on this and other sites. Google describes these cookies at How Google uses cookies and the information it receives atHow Google uses information from sites that use its services.

This page and the privacy policy load no advertising code.

How consent works

Where you areWhat happens
EEA, United Kingdom, SwitzerlandA consent message from Google's certified consent management platform asks before personalized ads or advertising cookies that need consent are used. You can accept, reject or choose by purpose.
US states with privacy lawsA message offers an opt-out of the sale or sharing of personal information and of targeted advertising.
Any browser sending Global Privacy ControlWe ask Google for non-personalized ads only, without further action from you.
Elsewhere (for example Canada, Japan, Australia)Ads may be personalized; you can turn this off in Google Ads Settings or with your browser controls below.

Changing your choices

  • Use the privacy settings link added by the consent message on our pages to review or withdraw consent.
  • Turn off personalized ads from Google at Google Ads Settings.
  • Opt out of personalized ads from participating companies at aboutads.info or youronlinechoices.eu.
  • Block or delete cookies in your browser settings. The calculators keep working; ads may become less relevant, not fewer.
  • Turn on Global Privacy Control in a browser or extension that supports it.

Contact

Questions about cookies: contact@letayer.llc.