Olvid vs ScreenZen
A side-by-side look at Olvid and ScreenZen. For an in-depth review of either product, follow the links below.
Olvid
Olvid is an open-source, privacy-focused messaging app for iOS and Android. It provides end-to-end encrypted messaging using advanced cryptographic protocols to ensure messages remain confidential. Key features include contact discovery without disclosing phone numbers, Perfect Forward Secrecy, encrypted cloud backup, and encrypted group conversations.
ScreenZen
ScreenZen is a screen privacy and security software that allows users to black out their screens from prying eyes. It disables device cameras and microphones for privacy. Key features include customizable blackout options, discrete privacy modes, and enhanced security and control over device access.