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Direct answer: Google Ads remarketing shows ads to people who previously interacted with your website or app. Google display retargeting uses remarketing lists for display ads to show Display ads on the Google Display Network, while remarketing lists for search ads (RLSA) apply past-visitor lists to Search campaigns. Membership duration controls how many days a person stays in a remarketing audience list and is set per list in the account.
Remarketing lists for display ads are audiences of past site or app visitors used in Display campaigns.
Google display retargeting is the use of those past-visitor lists to show image and responsive display ads to the same users as they browse other sites and apps.
Retargeting Google Display Network means the delivery surface for the display retargeting list is Display inventory, not Search results.
| Decision | Display retargeting on the Display Network | RLSA on Search |
|---|---|---|
| Where ads show | Display placements reached through Display campaigns | Search results reached through Search campaigns |
| List role | Defines who can see the Display ad | Defines which past visitors get adjusted bids, ads, or keywords on Search |
| Common goal | Bring back considered but unconverted visitors | Prioritize high-intent past visitors when they search again |
| Structure need | Separate retargeting ad group or campaign for budget and frequency control | Separate RLSA ad group or campaign copy for past-visitor messaging, or observation on existing Search structure |
Google Ads remarketing lists for search ads, commonly called RLSA, apply a past-visitor list to Search campaigns.
Membership duration is the length of time a user remains a member of a remarketing audience list after qualifying.
Remarketing lists for display ads are past-visitor audiences attached to Display campaigns so ads are shown to users who previously visited your site or app. Keep them segmented by intent, give retargeting its own budget and creative, and exclude recent converters when the goal is new acquisition.
This remarketing guide covers remarketing lists for display ads, Google display retargeting, retargeting on the Google Display Network, Google Ads remarketing lists for search ads, and membership duration. It does not state account-specific limits; verify current limits and eligibility in your Google Ads account.
Google display retargeting is showing Display ads to past website or app visitors as they use Display inventory. Build the list, attach it to a Display campaign or ad group, set budget and frequency controls, and use dedicated creative and landing pages for returning visitors.
Google display ads retargeting works the same as Google display retargeting: a remarketing list defines the eligible past visitors, and a Display campaign delivers the ad. Use targeting to restrict to the list or observation to measure the list while keeping broader reach.
Retargeting Google Display Network delivers Display ads on Display placements to past visitors. Search retargeting with RLSA layers past-visitor lists onto Search campaigns to adjust bids, keywords, and messaging when those users search again.
For Google Ads remarketing lists for search ads official 2026 setup, check current Google Ads Help and your account UI for list eligibility, policy, and attachment options for RLSA, because policies and interfaces change. Conceptually, RLSA layers past-visitor lists onto Search for bid, keyword, and message control; verify the current official requirements in the account before launch.
What is the maximum membership duration for remarketing audience lists depends on the list type and Google's current limit shown in Audience Manager. Membership duration is the days-long window a user stays in the list. Set it per list to match the buying cycle, and check the current maximum displayed in your account rather than relying on a memorized number.