SMARTWHO

SMARTWHO

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Police Siren SOS Police Siren SOS

Your Personal Safety Toolkit

24 siren sounds, 50 visual effects, 12 one-touch presets. SOS Morse code, emergency calls for 63 countries, GPS SMS to family, walkie-talkie, fake call, LED flashlight, and more — the all-in-one safety app to draw attention and stay prepared.

Get it on Google Play

App Screenshots

Siren screen
SOS Shake
Morse Code
Emergency Call
Walkie-Talkie
LED Flashlight
LED Display
Compass

Key Features

🚨

Siren & Effects

30 visual effect patterns with 6 siren sounds. Adjustable volume and one-touch activation.

📳

SOS Shake

Shake your phone to trigger siren, flashlight, and screen flash simultaneously. Auto-sends GPS SMS to emergency contacts.

💡

SOS Morse Code

Transmit SOS (··· ——— ···) signals via flashlight. Multiple signal patterns available.

📞

Emergency Call

One-touch emergency calls with auto GPS country detection. Covers 45+ countries for police, fire, and ambulance.

🎯

Siren Presets

4 preset modes (Threat, Distress, Night, Vehicle) — apply optimal siren + effect combos instantly.

💬

Emergency Contacts

Register emergency contacts and auto-send SOS SMS with your GPS location and Google Maps link.

📱

Fake Call

Simulate an incoming phone call to escape uncomfortable situations. Customizable name, delay, and ringtone.

📡

Walkie-Talkie

Wi-Fi Direct P2P voice communication. No internet required — push-to-talk with retro radio UI.

🔦

LED Flashlight & Screen Light

Camera flash with strobe/SOS patterns plus full-screen color illumination as emergency light source.

📺

LED Display & Blinker

Scrolling LED marquee + flashing text with customizable colors, sizes, and speed. Perfect for messages and alerts.

🧭

Compass & Emergency Numbers

10-theme sensor compass plus database of emergency phone numbers for countries worldwide.

📲

Home Widgets

Quick-launch siren, LED toggle, and 6-shortcut widgets right from your home screen.

Download Now

Available on Google Play for free.

Get it on Google Play

Permissions

This app may request the following permissions for full functionality:

CAMERAVIBRATEINTERNETACCESS_FINE_LOCATIONACCESS_COARSE_LOCATIONSEND_SMSRECORD_AUDIOPOST_NOTIFICATIONSNEARBY_WIFI_DEVICES

All permissions are optional and can be managed through Settings > Apps > Police Siren SOS > Permissions.