Security Apps

268 free & open-source apps — updated automatically every day.

Cryptographic ID icon
Cryptographic ID v0.5.7
Attest the trustworthiness of a device using asymmetric cryptography
Updated Apr 14, 2026
KyuubiMask - Privacy First icon
KyuubiMask - Privacy First v1.7.12
Privacy-focused notification masking for screen sharing and presentations
Updated Apr 10, 2026
mOTP icon
mOTP v4
One-time password generator
Updated Mar 31, 2026
MetaPurge icon
MetaPurge v1.0
Locally strip sensitive EXIF/metadata from your photos.
Updated Mar 24, 2026
End of Updates Checker icon
End of Updates Checker v0.1.4-fdroid
Check until when your phone gets updates.
Updated Mar 24, 2026
BlueGate icon
BlueGate v0.3
Android client to control bluegate BLE gate controller
Updated Mar 24, 2026
EteSync - Secure Data Sync icon
EteSync - Secure Data Sync v2.7.0
Secure, private and end-to-end encrypted calendar, contacts and tasks sync
Updated Mar 9, 2026
I2P icon
I2P v2.11.0
I2P anonymous network
Updated Feb 26, 2026
Trigger icon
Trigger v4.0.8
Open doors via Wi-Fi using HTTPS/SSH.
Updated Feb 10, 2026
CleanSlate icon
CleanSlate v1.0.43
Protect your data anywhere anytime
Updated Feb 10, 2026
Athena: Firewall DNS AdBlocker icon
Athena: Firewall DNS AdBlocker v1.80
Block ads & trackers with DNS filtering. Root, Shizuku, VPN. No-root firewall.
Updated Jan 13, 2026
BLE Radar icon
BLE Radar v0.32.1-beta
A tool to monitor, analyze and find BLE devices around you.
Updated Jan 10, 2026
eduVPN icon
eduVPN v3.5.2
eduVPN connects securely and encrypted to your institution or Internet
Updated Jan 9, 2026
OnionShare icon
OnionShare v0.2.3-beta
Securely and anonymously share files using the Tor network
Updated Dec 13, 2025
SharedHaven icon
SharedHaven v1.6.7
Bitcoin wallet with secure multisig features
Updated Nov 22, 2025
Valentin's PowerTools #002 - Passwords to remember icon
Valentin's PowerTools #002 - Passwords to remember v1.0.7
Generates human speakable and readable passwords
Updated Nov 15, 2025
Status: Ethereum Crypto Wallet icon
Status: Ethereum Crypto Wallet v2.34.4
Connect Private Finance & Web3
Updated Nov 14, 2025
Vernet - Network Analyzer icon
Vernet - Network Analyzer v1.3.2
Host and Port scanner. Ping IP or domain.
Updated Nov 6, 2025
strongSwan VPN Client icon
strongSwan VPN Client v2.6.2
An easy to use IKEv2/IPsec-based VPN client.
Updated Nov 3, 2025
Open Alert Viewer icon
Open Alert Viewer v1.3.4
Fetch and display server alerts
Updated Nov 1, 2025
SecureOTP - Universal OTP Extractor icon
SecureOTP - Universal OTP Extractor v1.0.4
Auto-detect and copy OTP codes from SMS, Email, and app notifications
Updated Oct 12, 2025
Sentinel Lens icon
Sentinel Lens v1.0.2
Facial recognition surveillance with alerts
Updated Oct 7, 2025
CryptX icon
CryptX v1.4.1
Simple Android Cryptography Toolkit
Updated Sep 25, 2025
AdGuard Content Blocker icon
AdGuard Content Blocker v2.8.0
Ad blocker app to block ads in Yandex Browser and Samsung Internet browser only
Updated Sep 16, 2025