Security
p≡p | Pretty Easy Privacy (pEp)
Read and write encrypted e-mails
Vernet
Host and Port scanner. Ping IP or domain.
Port Knocker
Port Knocker Client
Vigilante
Know when a third-party app uses your device camera/microphone
Stingle Photos
Stingle Photos is a secure, end-to-end encrypted gallery and sync app
KeyPass
Offline, Secure, Private
Standard Notes
A simple and private notes app
KeePassDroid
KeePass-compatible password safe
MotionLock
Keeps your device locked
andOTP
Time-based One-time Passwords (TOTP) from QR codes for two-factor authentication
IRMA
Authentication made easy, privacy-friendly, and secure
Briar
Secure Messaging, Anywhere
Status - Private Communication
Chat and transact securely
FindMyDevice
Locate your smartphone via SMS when it gets lost
Trigger
Open doors via Wi-Fi using HTTPS/SSH.
Hypatia
A real-time malware scanner
KeePassDX
Secure and open source password manager compatible with KeePass files.
PCAPdroid
No-root network monitor and traffic dump tool for Android devices
Knock on Ports
Port knocking client
Bitmask
Encrypted communication for mere mortals(superheroes welcome, too).
InviZible Pro: increase your security, protect you
Comprehensive application for on-line privacy and security
OONI Probe
Open Observatory of Network Interference (OONI)
Watt
Disable or enable components(receivers/services/activities) easily
Insular
Isolate your Big Brother apps
Aegis Authenticator
Free, secure and open source 2FA app to manage tokens for your online services
NC Passwords
A password manager app for Nextcloud's Passwords app
Password Generator (Privacy Friendly)
Generate passwords
Cryptocam - encrypting camera app
Take encrypted photos and video to protect sensitive information.
TrackerControl
TrackerControl allows to monitor and control hidden data collection in apps.
AFWall+
Control network traffic
