Apps with 'Secure' feature

Incoming Call Only Launcher is a minimalist open-source Android launcher for elderly or vulnerable users. It allows incoming calls only from trusted contacts, outgoing calls are completely disabled.

Share the clipboard between your phone and desktop. Share files and screenshots securely. This is a lightweight, cross-platform app to share copied text, files, and screenshots between an Android phone and a desktop.

An open source alternative to searx which provides a modern-looking, lightning-fast, privacy respecting, secure meta search engine.