Active User - An active user can be described in 2 ways:
Active from a specific date: If a user last logged in on May 15th, they're active up to June 15th.
Active for logging in between two dates: Only users who actually log in during the month of June are an active user in June.
Watch this video to find out more about the differences between active, churned and joined users.
Churned User - If a user hasn't logged in for 90 days.
Joined User - Signed up to Penny and has logged in at least once.