AdTech Europe

Engager and converter audiences, and lookback windows

Not every useful audience starts with a file. Two of the strongest come from your own campaigns.

The four audience sources

The Programmatic DMP builds audiences from:

  • Website visitors — people who came to your site, collected with one tag.
  • Customer lists — files you upload.
  • Converters — people who already bought.
  • Engagers — people who clicked, watched or converted on your ads.

Engagers and converters

Release v1.2 added audiences of people who clicked, watched or converted. Typical uses:

  • Retarget clickers who didn't convert with a stronger offer.
  • Show a follow-up product to converters.
  • Exclude converters from acquisition campaigns.

Lookback windows: 7 to 180 days

Each audience has a lookback window from 7 to 180 days — how far back a person's action still counts.

Window Use it for
7–14 days Fast decisions: cart abandoners, flash sales
30 days Most retargeting
90–180 days Long buying cycles, win-back campaigns

Shorter windows give smaller but warmer audiences. Check the reach estimate before saving — an audience that is too small will barely deliver.

Health checks

Audiences get daily health checks, so you know when one is too small or stale.

Related: Audiences: retargeting and suppression · Setting up conversion tracking

Nov 13, 2026

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