Mobilesync/backup -
The MobileSync folder represents —often faster to restore and completely free (aside from storage space). However, they require manual management.
If you have ever backed up an iPhone, iPad, or iPod touch to a Windows PC or a Mac (pre-macOS Catalina), you have interacted with the MobileSync folder—whether you knew it or not. For many users, this folder remains a mysterious black hole, silently consuming tens of gigabytes of hard drive space. mobilesync/backup
Not without third-party tools.