What are app metrics?

App metrics are the key numbers used to measure and determine the success of your mobile app. Having quality data and knowing which metrics to track is essential for evaluating the performance of your mobile apps, identifying areas for improvement, and growing an app business. 

There are different types of app metrics that cover various aspects of app performance. For example, there are different categories of app metrics depending on what you’re looking to determine the success of – user acquisition metrics, app store metrics, usage metrics, revenue metrics, and engagement metrics are a few key examples. 

Key mobile app metrics

There are hundreds of app metrics used in the mobile app industry, so you need to determine which key metrics and KPIs (key performance indicators) are most important for your business. 

Below are some commonly tracked app metrics used by app publishers based on the category and funnel stage: 

User acquisition metrics: 

• ROAS (revenue per ad spend) 
• CPI (cost per install)
• CPA (cost per acquisition)
• CPE (cost per engagement)

Retention and engagement metrics: 

• Session length
• 継続率
• DAU (daily active users)
• MAU (monthly active users
• 解約率

Revenue metrics: 

• LTV (lifetime value)
• ARPU (average revenue per user)
• ARPPU (average revenue per paying user)
• ARPDAU (average revenue per daily active user)