: The app can display an overlay notification when a "hidden" contact calls, allowing the user to identify the caller without revealing their identity to the default phone app's call logs.
: High-security versions typically employ PIN, pattern, or biometric locks (Face ID/Fingerprint) to prevent unauthorized local access. Private Contact 3.5.2
The Evolution of Digital Discretion: A Study of Private Contact 3.5.2 : The app can display an overlay notification