DefenGuard

DefenGuard
A smart phone alarm app that protects your device using multiple sensors.

In a world full of distractions and risks, DefenGuard offers you peace of mind. Whether you leave your phone charging in a café, set it down during a meeting, or simply want extra protection while you sleep, DefenGuard helps you stay in control and aware of any suspicious activity around your phone.

Key Features · Multi-sensor detection and reliable alerts

7 Types of Smart Detection
Monitor motion, proximity, charger removal, headset plug/unplug, WiFi changes, full battery, and airplane mode—each designed to catch different kinds of tampering or unauthorized activity.

Real-Time Monitoring
Start or stop detection with a single tap. Once triggered, the app locks with a PIN screen and plays a loud, continuous alarm that only stops when the correct password is entered.

Customizable Alarm Settings
Choose your alarm sound, adjust volume, and set alarm duration to fit your needs. Change your PIN anytime for added security.

User-Friendly Drawer Menu
Quickly access privacy policy, terms of service, about section, and a one-tap share function to invite friends to stay protected too.

Perfect For · Everyday protection and peace of mind
While charging your phone in public places
Get notified immediately if someone unplugs your device.

When your phone is unattended
Detect movement or pickup when you leave your phone on a table or in a bag.

Using headphones in crowded areas
Be alerted if someone tries to unplug or steal your headset.

During sleep, meetings, or transit
Run passive detection to alert you of any unexpected activity while you’re not paying attention.

Full battery detection
Know exactly when your battery is fully charged to avoid overheating or overcharging.

Airplane mode alert
Be informed if someone tries to disable connectivity without permission.

Summary:
DefenGuard — a smart, sensor-based phone alarm app for personal security, anti-theft, and peace of mind. Keep control, even when you’re not looking.