---
type: Metric
title: Weekly Active Users
description: Distinct users with at least one session in a rolling 7-day window.
resource: https://looker.example.com/looks/wau
tags: [growth, engagement, core-metric]
timestamp: 2026-01-01T00:00:00Z
---

Weekly Active Users (WAU) counts distinct customers with at least one order or
session in a rolling 7-day window. Built on the [sales dataset](/datasets/sales.md).

# Definition
- Source: [orders](/tables/orders.md)
- Window: rolling 7 days, computed daily
- Excludes: internal/staff accounts

# Examples
```sql
SELECT COUNT(DISTINCT customer_id)
FROM orders
WHERE placed_at >= TIMESTAMP_SUB(CURRENT_TIMESTAMP(), INTERVAL 7 DAY);
```

# Citations
[1] [Internal growth metrics definitions](https://wiki.example.com/metrics/wau)
