Use the App Usage pane of Screen Time preferences to view statistics about how you use apps on all your devices.
To change these preferences on your Mac, choose Apple menu > System Preferences, click Screen Time, then select App Usage in the sidebar. If you’re using Family Sharing, choose a family member from the pop-up menu in the sidebar.
Get information about an app: Place the pointer over a row under the Limits column, then click the Info button . The information provided varies by app and may include app category, age rating, time limit and time remaining.
Choose the devices you want to display statistics for.
Display statistics for one device: Click the Devices pop-up menu, then choose a device.
Display combined statistics for all devices: Click the Devices pop-up menu, then choose All Devices.
This option is available for you or a family member that has Screen Time set up on multiple devices.