aLogcat

View system and app log

aRDP Pro

Secure, open source RDP client

aSPICE Pro

Secure, open source SPICE client

bVNC Pro

Secure, open source VNC client

ConnectBot

SSH and local shell client

cSploit

The most complete and advanced IT security professional toolkit on Android

DriveDroid

Boot your PC from ISO/IMG files stored on your phone

Hacker's Keyboard

The ultimate virtual keyboard for hackers

Hash Droid

Verify file integrity

Hijacker

All-in-one WiFi cracking tools

Intercepter-NG

Multifunctional network toolkit

LTE Discovery

Powerful signal discovery and analysis tool

NetHunter

NetHunter installer, updater, and interface for Kali Linux on Android

NetHunter KeX

bVNC customized for NetHunter KeX

NetHunter Store

NetHunter Store client

NetHunter Terminal

Kali Linux command line shell

NetHunter VNC

GUI desktop experience for Kali Linux on Android

NetHunterStore Privileged Extension

Services to allow NetHunter Store to securely install and update apps

Nexmon

Install a WiFi firmware that enables monitor mode and frame injection on support

OONI Probe

Open Observatory of Network Interference (OONI)

Opaque

Secure, open source Opaque oVirt, RHEV, and Proxmox client

OpenVPN for Android

OpenVPN without root

Orbot

Proxy with Tor

PixelKnot

Hide Messages

RF Analyzer

RF spectrum visualizer for HackRF/RTL-SDR

Router Keygen

Recover your keys for your wifi network

Rtl-sdr driver

Allows you to use I/Q packet source in your Android applications.

Rucky

Modern looking USB Rubber Ducky Editor and Attack Launcher

Shodan

World's first search engine for Internet-connected devices

SnoopSnitch

Check mobile network security