Security
Large selection of free and FOSS Android apps and games with verified security and privacy protection.
Open Source Security Apps: Page 8
Security for Android

encrypt, decrypt and sign data using RSA and AES
⬇101+

Calculate your Android device’s privacy score based on installed apps.
⬇94+

Open-source zero-trust cryptography & privacy suite with multi-layer encryption.
⬇88+

Xposed module to fast-forward face unlock
⬇80+

Secure 2FA authenticator with blockchain backup and encryption.
⬇78+

Program (over USB or NFC) the static password of your YubiKey
⬇51+
Auto-detect and copy OTP codes from SMS, Email, and app notifications
⬇49+

crack hashes by comparing them against a dictionary of words
⬇49+

Generate/Manage your ssh keys on Android devices
⬇47+

create a PAN surveillance system using WiFi IP Webcams
⬇46+

Protect your data anywhere anytime
★5.0 ⬇45+

A password manager for the Univention Corporate Server
⬇44+
Privacy-focused notification masking for screen sharing and presentations
⬇43+

Set up packet redirect rules (proxy) by VPN
⬇41+

An open-source, secure, offline 2FA Application
★5.0 ⬇40+

Free, ad-free, open-source simple password generator for Android.
⬇39+

Get certificates from a SCEP server and monitor the expiration
⬇23+

Secure password manager for Android that helps you store and organize your passwords.
⬇17+

Check until when your phone gets updates.
⬇17+

A web interface to manage your own NVR with motion.
⬇16+

Split secrets into QR-code shards using Shamir's Secret Sharing
⬇16+

Generate passwords with ease.
⬇8+

Encrypt and hide files on your device
⬇0+

File Encryption, Text Encryption (Messages, Notes, …), Secure Password Manager
⬇0+
SSH authentication via Fingerprint scanning over network (TLS Sockets)
⬇0+

pattern-based text message blocker
⬇0+

alerts you when a third-party application uses your device camera or microphone
⬇0+

Bicycle thefts and accidents in Berlin
⬇0+

RegisCat is a map of surveillance cameras in Chile
⬇0+

Transform Youtube, Twitter & Instagram links to their free and open source alter
⬇0+