can you delete app data without deleting the a
Delete app data so it’s just like you downloaded it for the first time. Basically starting over
iPad mini 6, iPadOS 17
Assuming that the App does not save its associated data to iCloud or other cloud storage, deleting an App from your iPad also deletes all associated App data. This differs from "offloading" an App - where the App data is preserved on your iPad.
Delete apps on your iPhone, iPad, and iPod touch - Apple Support