The number of unique people who saw your ad at least once. This is different from impressions because it accounts for the same person seeing your ad multiple times.
The number of unique people who saw your ad at least once. This is different from impressions because it accounts for the same person seeing your ad multiple times.
Example: 10,000 impressions could be 10,000 different people (10,000 reach) or 2,000 people seeing your ad 5 times each (2,000 reach).
The number of unique people who saw your ad at least once. This is different from impressions because it accounts for the same person seeing your ad multiple times.