Definition
The count of unique users who perform a meaningful action in the product within a rolling 7-day window.
Formula
Count of distinct users with a qualifying event in the trailing 7 days
How to measure
Count distinct user IDs with at least one qualifying event within a rolling or calendar week.
Why track it
WAU better fits products used on a weekly, not daily, rhythm, avoiding the false alarm of low weekday-only DAU.
Example
A B2B analytics tool reports 40,000 WAU even though weekend DAU drops to near zero.
FAQ
- What is Weekly Active Users?
- The count of unique users who perform a meaningful action in the product within a rolling 7-day window.
- How do you calculate Weekly Active Users?
- Count of distinct users with a qualifying event in the trailing 7 days
- Why track Weekly Active Users?
- WAU better fits products used on a weekly, not daily, rhythm, avoiding the false alarm of low weekday-only DAU.