Security
Large selection of free and FOSS Android apps and games with verified security and privacy protection.
Open Source Security Apps: Page 10
Security for Android

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

A short, timed pause before chosen apps open, so opening is deliberate.
⬇87+

Block TLDs and domains at the DNS level using your own blocklists
⬇87+

Xposed module to fast-forward face unlock
⬇80+

Open-source 2FA authenticator. Encrypted on-device. No accounts.
⬇74+

Verify calls from family, colleagues, sources against deepfake impersonation.
⬇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+
Socks5 client based on VPN
⬇46+

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+

Strip tracking parameters from links. Offline, private, no permissions.
⬇42+

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+

Local DNS resolver, ad/tracker sinkhole, and traffic monitor
⬇36+

Secure offline password and identity wallet manager
⬇36+

Private home security for Raspberry Pi and Secluso hardware
⬇25+

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

GPG Tool for Android
⬇16+

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

TOTP codes without a network permission. Offline by design, nothing stored.
⬇9+

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+