Full definition
Reach is how many distinct people saw the post. It's different from Impressions — if the same person sees a post 3 times, that's 3 impressions but only 1 reach. Reach is a better measure of true exposure.
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TL;DR — In one line
The number of unique people who saw your post
🔗 Related terms
More terms in Analytics & Metrics
Impressions
How many times your post appeared on someone's screen
Engagement Rate
The percentage of viewers who commented, liked, or shared
Conversion Rate
The percentage of visitors who complete a desired action
LTV (Lifetime Value)
How much an average customer is worth over the life of the relationship
CAC (Customer Acquisition Cost)
How much it costs to win a new customer
Churn Rate
The percentage of customers who leave each month
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