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Ad Fill Rate definition

Ad Fill Rate

The percentage of ad requests that are successfully filled with an ad impression: Fill Rate = (Filled Requests / Total Requests) * 100. Low fill rates may suggest weak demand or misconfiguration.

Metrics
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More terms of Metrics

Cost Per Install (CPI) mobile-advertising-glossary-metrics

CPI measures the cost to acquire a single app install: CPI = Total Spend / Number of Installs. It’s a standard KPI for user acquisition campaigns in the mobile app ecosystem.

Metrics

Session Duration mobile-advertising-glossary-metrics

Time spent within an in-app branded experience. Complements session length and reflects depth of engagement.

Metrics

Daily Active Users (DAU) mobile-advertising-glossary-metrics

DAU measures the number of unique users who engage with the app on a daily basis. It's essential for tracking regular usage.

Metrics

Session Frequency mobile-advertising-glossary-metrics

How often a user returns to the app in a given time frame. High frequency suggests strong engagement and app stickiness.

Metrics

DAU/MAU Ratio mobile-advertising-glossary-metrics

This metric indicates user stickiness or loyalty. A DAU/MAU ratio closer to 1 means users return frequently throughout the month.

Metrics

Video Duration Metrics mobile-advertising-glossary-metrics

Measures how much of a video ad was watched (e.g., quartile completion, full views, duration rate). Key for video campaign evaluation.

Metrics

Win Rate mobile-advertising-glossary-metrics

The percentage of submitted bids that result in an ad impression: Win Rate = (Won Bids / Submitted Bids) * 100. Low win rates might suggest competitive markets or underbidding.

Metrics

Monthly Active Users (MAU) mobile-advertising-glossary-metrics

MAU is the number of unique users interacting with the app over a 30-day period. It's a standard metric for user base size and growth.

Metrics
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