Click-Through Rate (CTR) | Mobile Advertising Terminology
What is CTR?
Click-through rate (CTR) is one of the core metrics for measuring ad performance, calculated as: CTR = (Number of Ad Clicks / Number of Ad Impressions) × 100%
For example:
Ad impressions: 1000
User clicks: 10
CTR = 1%
Why is CTR Critical?
1.Direct Feedback on Ad Effectiveness
Reflects the appeal of ad creatives to users
Measures the alignment between ads and target audiences
Evaluates the effectiveness of ad delivery strategies
2.Impact on Ad Costs and Revenue
Higher CTR leads to lower cost-per-click (CPC)
Ads with high CTR are more likely to receive platform traffic prioritization
Directly influences conversion rates and return on investment (ROI)
3.A Key Parameter for Platform Algorithms
Major ad platforms (e.g., Google Ads, Facebook Ads) use CTR as a critical metric for ad quality scoring
Ads with high CTR are more likely to gain more impressions
Consistently low CTR may result in ad delivery restrictions