FewCookies

Cookie glossary · Marketing

What is the uid cookie?

A unique user identifier set by AddThis to track visitors across websites and deliver targeted advertising. It is set by AddThis (Oracle) and classified as "Marketing". Requires consent.

At a glance

Provider AddThis (Oracle)
Category Marketing
Consent required? Yes
Typical domain .addthis.com

How FewCookies handles this cookie

FewCookies recognises uid from our database of 1,300+ known cookies and classifies it automatically as "Marketing". The free check tells you whether this cookie is detected on your site and whether your banner handles it correctly — an instant, surface-level check, no account needed.

Check your site for free →

Frequently asked questions

Do you need consent for the uid cookie?

Yes. uid is a "Marketing" cookie, so it is not strictly necessary. Under the ePrivacy Directive (2002/58/EC) and Romania's Law 506/2004, you must obtain the visitor's explicit consent before setting it.

What does the uid cookie do?

A unique user identifier set by AddThis to track visitors across websites and deliver targeted advertising.

Who sets the uid cookie?

The uid cookie is associated with AddThis (Oracle) and is classified as marketing.