Alternatives to DroidID

Lock/unlock Apple computers using the proximity of a bluetooth low energy device

Store SSH keys in the Secure Enclave

Instant messaging application focusing on security

Open-source, KeePass-client and password manager

Scan and remove malware, spyware, and viruses

VPN for privacy and security

Mirror and control your phone

Connect to your Android devices

Android file transfer

Security checklist app

Monitors and reports any microphone and camera activity

Shows a files cryptographic signing information