Involve Glossary

Cookie Period

TL;DR – The cookie period — also called cookie duration or cookie window — is the length of time after a user clicks your affiliate link during which a qualifying action can still earn you a commission. If a user clicks your link but completes their purchase three days later, you still earn — as long as the purchase happens within the cookie period. Once the cookie expires, the sale is no longer attributed to you.

What Is a Cookie Period?

The cookie period is the window of time during which a tracking cookie placed on a user’s browser remains active and able to attribute a conversion to the publisher who referred them.

Here is how it works: when a user clicks an affiliate link, a small text file — a tracking cookie — is placed on their browser. This cookie contains the publisher’s unique tracking ID and an expiration date equal to the offer’s cookie period. If the user returns to the advertiser’s site and completes the qualifying action before the cookie expires, the conversion is attributed to the publisher and a commission is recorded.

If the user completes the purchase after the cookie has expired — even if it was the publisher’s original recommendation that started their interest — the conversion is not attributed to the publisher. No commission is earned.

The cookie period is set by the advertiser. It is listed on every offer page in the Involve Asia Advertiser Directory and is one of the key terms publishers should check before deciding which offers to promote.

Why Cookie Period Matters for Publisher Earnings

The cookie period directly affects how many of your clicks translate into attributable commissions. For categories where users research before buying — electronics, travel, insurance, high-value fashion — a short cookie period means losing commissions on sales that your content genuinely influenced but that were completed after the window expired.

Example: A publisher writes a detailed review of a laptop. A reader clicks the affiliate link, reads further reviews on other sites over the following week, and purchases the laptop 12 days later.

For high-consideration categories, cookie period length is as important as commission rate when evaluating an offer’s earning potential.


Related Terms: Affiliate Link · Validation · Conversion · CPS (Cost Per Sale) · Deeplink

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