What is a Custom Audience?

A list of users built from your own data: customer file, pixel/CAPI events, app activity, video views, IG/FB engagement, or lead form opens. Use them for retargeting and as lookalike seeds.

Go deeper

Want the full playbook? Read Beginner’s Playbook for Google Ads Audiences — Keywords matter, but they’re only part of the picture. This guide explains the 8 main Google Ads audience types, when to use them, and how to launch them without cluttering your account.