Security

i2pd

Full-featured C++ implementation of I2P client

Freenet mobile

Access Freenet from the palm of your hand

OUI Lookup and Database

Find a device's manufacturer by its MAC address and browse OUIs assignments

AdAway

A free and Open Source ad blocker for Android.

SnoopSnitch

Check mobile network security

WireGuard

Next generation secure VPN network tunnel

eduVPN

eduVPN connects securely and encrypted to your institution or Internet

ClassyShark3xodus - Scan apps for warnings

Checks apk(s) for known trackers (provided by Exodus) +other warnings and specs.

Vigilante

Know when a third-party app uses your device camera/microphone

XPrivacyLua

Really simple to use privacy manager for Marshmallow (6.0) and later

FindMyDevice

Locate your smartphone via SMS when it gets lost

Password Generator

Password Generator is an app for generating secure passwords

MotionLock

Keeps your device locked

Hypatia

A real-time malware scanner

mOTP

One-time password generator

DroidFS

Store & access your files securely

sNotz

An open-source and completely offline application to manage simple notes

Lavabit Encrypted Proxy

Client for Lavabit‘s Encrypted Proxy

DeadHash

Hashsum calculation utility

Status: Crypto Wallet, Messenger, Ethereum Browser

Cryptocurrency wallet, Private messenger, and Ethereum DApp Browser all in one

Syphon

A privacy centric matrix client

Passman

Allow you to manage the credentials stored in your Nextcloud Passman app.

Aegis Authenticator

Free, secure and open source 2FA app to manage tokens for your online services

Trigger

Open doors via Wi-Fi using HTTPS/SSH.

KeyPass

Offline, Secure, Private

Mooltifill

Use the Android Autofill service with the Mooltipass BLE hardware authenticator

OONI Probe

Open Observatory of Network Interference (OONI)

I2P

I2P anonymous network

Blink Comparison

Simplifies comparing photos of tamper-evident seals using your eyes

Calyx VPN

Free VPN Service offered by The Calyx Institute