If you sign into a public Apple ID in your iCloud settings, the owner can use "Find My" to mark your device as lost or stolen. This remotely locks your iPhone or iPad , making it completely unusable (a "brick") unless you can prove ownership to Apple, which is nearly impossible with a shared account.
Signing into a shared account can sync your personal photos, contacts, and messages to that Apple ID, allowing strangers to see your private information. geometry dash free apple id
Apps are tied to the Apple ID that downloaded them. Every time Geometry Dash gets an update, you will be prompted for that "free" account's password, which often changes or gets disabled, leaving you with an unplayable, outdated version. Safe and Legitimate Free Alternatives If you sign into a public Apple ID