GA4 Dimensions & Metrics Explorer

Active users activeUsers

The number of distinct users who engaged in the period.

Type
Metric
Scope
User
Category
User
Data type
integer
API name
activeUsers

Compatibility

Likely compatible (scope-based estimate — run fetch_metadata.py for Google's exact matrix):

DatedateDay of weekdayOfWeekHourhourCountrycountryCitycityDevice categorydeviceCategoryOperating systemoperatingSystemBrowserbrowserLanguagelanguageSession default channel groupsessionDefaultChannelGroupSession sourcesessionSourceSession mediumsessionMediumSession source / mediumsessionSourceMediumSession campaignsessionCampaignNameFirst user default channel groupfirstUserDefaultChannelGroupPage pathpagePathPage path + query stringpagePathPlusQueryStringPage titlepageTitleLanding pagelandingPageHostnamehostNameEvent nameeventNameNew / returningnewVsReturningAudience nameaudienceNameNew usersnewUsersTotal userstotalUsersSessionssessionsEngaged sessionsengagedSessionsEngagement rateengagementRateAverage session durationaverageSessionDurationBounce ratebounceRateViewsscreenPageViewsViews per sessionscreenPageViewsPerSessionEvent counteventCountEvent count per usereventCountPerUserConversionsconversionsKey eventskeyEventsUser engagementuserEngagementDurationTotal revenuetotalRevenueTransactionstransactions

Watch out combining it with: Cohort, Cohort nth day — these can raise incompatible dimensions and metrics.