# Ad networks metrics

## Ad networks

These metrics are available only with an [ad mediation platform integration](/3rd-party-sources/ad-revenue.md#list-of-available-a-d-mediation-platforms) or [Ad Impression](/integration/integration-of-sdk-v2/setting-up-events/secondary-methods.md#a-d-impression) event.

**% of users saw ad** – the percentage of users who saw an ad out of all active users. Calculated by dividing the number of unique users who saw the ad by number of active users.

**Ad ARPU** – the average ad revenue per active user. Calculated as total ad revenue divided by the number of active users for the specified reporting interval. 

**Ad eCPM** (*Effective Cost per Thousand Impressions*) – an estimation of the revenue you receive for every thousand ad impressions. It is calculated as total ad revenue divided by number of ad impressions \* 1000.

**Ad impressions** – total number of ad impressions. 

**Ad impressions per user** – the average number of ad impressions per active user over the time period. Data from ad network platforms.

**Ad revenue** – the total net revenue generated from ads over a given time period.

**Ad revenue per user saw ad** – the average ad revenue per user who saw an ad. Calculated as total ad revenue divided by the number of users who saw the ad.

**Impressions per user saw ad** – the average number of ad impressions per user who saw an ad over the time period. Calculated by dividing the total number of ad impressions by the number of users who saw the ad.

**Users saw ad** – the total number of unique users who saw an ad over a given time period.

## Ad networks aggregated

These metrics are available with an [ad network integration](/3rd-party-sources/ad-revenue.md#list-of-available-a-d-networks).

**Ad ARPU aggregated** – the average ad revenue per active user. Calculated as total ad revenue aggregated divided by the number of active users for the specified reporting interval.

**Ad clicks aggregated** – total number of clicks by ad networks.

**Ad clicks per user aggregated** – the average number of times a user clicks on an ad for the selected period. Calculated as total ad clicks divided by the number of active users.

**Ad CTR aggregated** (*Click Through Rate*) – calculated as total clicks divided by impressions and multiplied by 100%.

**Ad ECPM aggregated** (*Effective Cost per Thousand Impressions*) – an estimation of the revenue you receive for every thousand ad impressions. It is calculated as total ad revenue / number of ad impressions \* 1000. 

**Ad impressions aggregated** – total number of impressions aggregated by ad networks.

**Ad impresssions per session aggregated** – the average number of ad impressions per session. Calculated as number of sessions divided by the number of impressions.

**Ad impresssions per user aggregated** – the average number of ad impressions per active user over the time period.

**Ad revenue aggregated** – the total net revenue generated from ads over a given time period.


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