Hello, I don't notice a significant number of users. Moreover, over the past three months, a large increase in the number of users. Maybe metrics will return :[ When you talking about API you mean this? https://developer.apple.com/documentation/appstoreconnectapi/power_and_performance_metrics_and_logs/retrieve_power_and_performance_metrics_and_log_insights

The same, only info for 11 months old app versions