? The survey agency Appfigures recently released a survey and found that one month after the introduction of the ATT regulation, the App Store’s apps had dropped by 420,000. In April, Apple announced the adoption of a new privacy policy “App Tracking Transparency (ATT)”. App developers must obtain the user’s permission to track their user activities. Recently, an investigative agency issued a report stating that the number of apps in the App Store, an app platform under Apple, has fallen by 420,000 apps in just three months, and the reason for disappearance may be that apps do not comply with…