Monthly Active Users
Definition
Monthly Active Users is defined as the number of unique active users within a month. A user is counted as active when he or she takes a certain action, this could be logging in or performing a transaction.
Why use it
Especially in early stages when revenue streams are just starting MAU can give insight about growth and expected future revenue. For companies that earn their money through advertisements shown to their users MAU provides the user base that can be monetized.
Adaptation
Of course, this metric can be calculated for every other time frame. Another common version is Daily Active Users (DAU).
Alias | – |
Abbreviation | MAU |
Unit | Number |
Calculation
The sum of all unique active (i.e. performing a certain action) users of a month gives the Monthly Active Users.
∑ unique active users |
MAU |
Example
In January 450 different people logged into the platform of a SaaS comapany.
450 |
450 |

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