Police Siren SOS

3.3.2

SMARTWHO

4.21

2,085 reviews

1,000,000+
Downloads

Free

Police Siren SOS, 24 sirens, 50 effects, SOS Morse, emergency call, fake call.

About Police Siren SOS

Police Siren SOS is an entertainment app developed by SMARTWHO.

Download Statistics

Police Siren SOS has been downloaded 1.2 million times. In the last 30 days, the app was downloaded 270 times.

User Ratings

Police Siren SOS is rated 4.21 out of 5 stars. The rating is based on 2.1 thousand ratings.

App Information

Police Siren SOS is FREE to download. The APK download size is 36.98 MB. The latest version available is 3.3.2. The last update was on July 2, 2026.

Technical Requirements

Police Siren SOS requires Android 5.0+ or higher. The app has a content rating of Everyone. The app has been available on Google Play August 2010.

Description

Police Siren SOS is the ultimate personal safety utility — an all-in-one toolkit to draw attention and stay prepared.
One tap triggers a police siren, flashes SOS Morse code, shows emergency numbers for 63 countries, or sends your GPS location to loved ones. 24 siren sounds, 50 visual effects, 12 one-touch presets — far beyond a simple siren simulator.

★ SIREN AND EFFECTS

• 24 Siren Sounds: Police, ambulance, fire truck, alarm, horn, and more.
• 50 Visual Effects: Strobe, pulse, sweep, spiral, chase, storm, dual-color, and more.
• 12 Presets: Threat Warning, Distress Signal, Night Safety, Vehicle Warning, Ambulance, Fire Truck, Cycling, Party, Patrol, Evacuation, Marine, Silent Warning. Each applies the best sound and effect instantly.
• Adjustable flashing speed to match the urgency.

★ EMERGENCY SOS TOOLS

• Shake SOS: Shake your phone to activate siren, flashlight, and screen flash simultaneously. Adjustable sensitivity. Sends SMS automatically.
• SOS Morse Code: Flashlight broadcasts ··· ─── ··· continuously until stopped. Visible from far in the dark.
• Emergency Call: Auto-detects country via GPS/network/SIM. 63 countries. One tap to dial.
• Emergency Contacts: Register family or friends. On SOS, contacts get SMS with GPS and map link.
• Fake Call: Set caller name and delay (5–60 sec). Realistic call with ringtone, vibration, full call screen.

★ COMMUNICATION

• Walkie Talkie: Wi-Fi Direct peer-to-peer voice communication. No internet or cell tower needed. Push-to-talk — works like a real two-way radio.

★ LIGHTING AND DISPLAY

• Flashlight (LED): Powerful torch via camera flash. App or widget control.
• Screen Light: Full screen becomes a bright, uniform light source.
• LED Billboard: Scroll message in large LED-style text — events, guidance, signage.
• Blinking Text: Custom text blinks for visibility. Tap to edit, long-press to change color.

★ NAVIGATION AND MORE

• Compass: 10 themes — Classic, Minimal, Dark Glass, Nautical, Elegant Brass, Military, Arctic, Sunset, Rose Gold, Neon Cyber.
• Emergency Numbers: Browse numbers for many countries.
• Widgets: Siren or flashlight from home screen instantly.
• Dark Mode: Full light/dark mode support.

★ HOW TO USE

• Threat: Activate siren + Threat Warning preset to draw attention.
• Night outdoors: Flashlight, screen light, or SOS Morse code.
• Roadside: Vehicle Warning or Marine preset for visual alerts.
• Events: LED billboard or blinking text to guide crowds.
• Uncomfortable situation: Fake call to create a reason to leave.
• Family: Register as emergency contacts — send SOS with GPS in seconds.
• Outdoor: Walkie Talkie for off-grid voice communication.

★ WHY POLICE SIREN SOS?

• Instant: Every feature — one tap, no complicated setup.
• All-in-one: Sirens, effects, Morse, emergency call, fake call, walkie talkie, LED billboard, compass.
• Smart detection: Auto-identifies country for correct emergency numbers.
• Always ready: Home screen widgets for instant activation.
• Privacy-first: No account required. Settings stored locally on your device.

★ PERMISSIONS

• Camera/Flash: For flashlight and Morse code.
• Location: For country detection and GPS coordinates in SOS messages.
• SMS: For SOS messages to your registered emergency contacts.
• Microphone: For walkie talkie voice communication.
• Permissions are requested only when the related feature is used.

★ CAUTION

• This app is a safety utility and does not replace official emergency services. Always call your local emergency number when in real danger.
• Siren sounds can disturb others — use responsibly.
• Extended max-volume use may affect the speaker.
• Fake Call is designed to help exit uncomfortable situations safely.

Police Siren SOS — a simple and practical safety toolkit for you and your family.

Recent changes:
[ Version 3.3.2 ]
- Ad-removal subscription (monthly/yearly/lifetime) now available
- New "Seamless Sky" unified design
- 10 new siren sounds & 10 new siren effects
- Compass redesign & smoother walkie-talkie
- Improved Fake Call, LED display, and overall UI/UX
- Removed unnecessary permissions; stability & bug fixes

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More data about Police Siren SOS

Price	Free to download
Total downloads	1.2 million
Recent downloads	270
Rating	4.21 based on 2.1 thousand ratings
Ranking	Not ranked
Version	3.3.2
APK size	37.0 MB
Number of libraries	21
Designed for Android	5.0+
Suitable for	Everyone
Ads	Contains ads

App Performance Report

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Alternative downloads for the Police Siren SOS app

Police Siren SOS compared with similar apps

Common keywords of similar apps

Sos Morse Safety Code Gps Contacts Walkie Talkie Led Tap Numbers Dark Communication Text Countries Visual Presets Threat Sms Country Family Full Voice Billboard Compass Widgets Home Utility Toolkit Draw Attention Sends Location Simple Truck Siren Emergency Call Screen Police Fake Flashlight Effects Warning Light Sounds Flash Sirens Ambulance Fire

Keywords missing from this app

Lights Sound App Flashing Simulator Loud Real Car Set Realistic Friends Phone Prank Change Fun Simulate Cop Features Control Remote Theft Signals Strobe Recent Anti Vehicle Alarm Mode Colors Play Button System Device Simulation Touch

Google Play Rating history and histogram

Rating history

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Downloads over time

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Police Siren SOS has been downloaded 1.2 million times. Over the past 30 days, it has been downloaded 270 times.

Changelog of Police Siren SOS

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Developer information for SMARTWHO

SMARTWHO

contact@smartwho.net

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Comments on Police Siren SOS for Android

★★★★★ Shock Wave · Nov 4, 2023

I sure would like to have a discussion with the Developer of this here app. Don't hesitate to respond.

★★★★★ Mental Therapy · Jul 4, 2020

I play it with my favorite music BEATS in the mix😌😉

★★★★☆ Schuyler Gore · Nov 4, 2018

Just another fun toy to mess with the dog

★★★★★ Dougie · Jun 20, 2022

Awesome to use for pranks and as a strobe light. Nice and simple app that's free to enjoy...

★★☆☆☆ Helen Jones · Oct 8, 2023

I was looking for an app where the widget plays the siren etc. without literally opening the app again

Google Play Rankings for Police Siren SOS

This app is not ranked

Technologies used by Police Siren SOS

21 permissions · 21 libraries

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