The total number of times content is displayed to users, regardless of whether it was clicked. One user can generate multiple impressions if they see the same content multiple times.
The total number of unique users who see your content. Unlike impressions, reach counts each user only once regardless of how many times they viewed the content.
A metric that measures the level of interaction (likes, comments, shares, saves) that content receives relative to reach or follower count. Higher engagement rates indicate more resonant content.