Definition
MAU (Monthly Active Users) and DAU (Daily Active Users) are the unique users active in a period (month or day respectively). Standard metrics of a product's scale and health. The definition of "active" varies by product — it must be documented explicitly. Their ratio (DAU/MAU) is Stickiness.
Relationships
types-of / more specific
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Concepts linked to this one by a real relationship in the glossary. Hover over each one to see why it's related.