Comparison

Simple Sirens LMT vs Air Raid Siren

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Simple Sirens LMT

Transform your device into a realistic siren box. This app offers various siren sounds and a manual siren function, all with illuminated buttons for an immersive experience. It's ideal for pranks or creating an emergency vehicle ambiance.

Highlights
  • Wail Siren
  • Yelp Siren
  • Pier Siren
  • Hi/Lo
  • Airhorn
  • Manual Siren
  • Illuminated buttons
Features
Read full description

Turn your device in to a squad car siren box for 99¢, just 0.1% of the cost of a real one! The Simple Siren LMT is modeled after a real system and behaves the same way! The siren unit design creates a realistic siren experience, perfect for pranking your friends or turning your car into a real emergency vehicle! Includes: -Wail Siren -Yelp Siren -Pier Siren -Hi/Lo -Airhorn -Manual Siren Buttons light up as the real sirens do Realistic look to have fun with sirens! ~Don't forget to unmute iPhone when using this app!~ ~Also note that some sirens are copy-written and therefore won't be able to be presented through this application~

About

Air Raid Siren

This app provides a collection of high-quality stereo sound effects of air raid and tornado sirens from around the world. Users can play single sounds, loop them infinitely, or even play multiple sounds simultaneously for a chaotic effect. It's designed for entertainment and to warn others.

Highlights
  • High-quality stereo siren sound effects
  • Global siren sounds
  • Single play mode
  • Infinite loop mode
  • Play multiple sounds simultaneously
  • Prank and entertainment use
Features
Read full description

Finally, a mobile air raid siren! Now you will never have to worry about your friends and family being unprepared for an incoming bombing raid again, because you will be able to warn them right from your device! Impress your friends! Win the respect of your family! Secure that job promotion! Get the girl! All is possible when you download Air Raid Siren! Air Raid Siren is a free and epic soundboard app featuring many high quality stereo sound effects from tornado and air raid sirens. Includes siren sounds from around the world! Prank your neighbors into thinking there is an incoming air raid! Sounds include: acap50 brattleboro carter loop carter hand siren model 2 model 7t model 2580 sentry yugoslavian and many more! Tap on the play button play a single time. Tap the repeat button to put the sounds into infinite loop mode! Also, play multiple sounds at once to make it sound like there is a full out war going on! Will the fun ever end? No. Thanks to SoundMaster 391 for Modulator 6024 audio clip from Freesound. I am always looking to improve my apps, so if you have any suggestions please let me know and I will try to make an update ASAP. This app is for you guys!

Screenshots

Simple Sirens LMT3 screens
Air Raid Siren4 screens

Verdict

The call

The clearest difference is price: Air Raid Siren at Free against Simple Sirens LMT's $0.99. Air Raid Siren also leads on ratings volume (812 vs 163). Simple Sirens LMT's advantage is in-app purchases (none vs 1) and ads (none vs shown). On rating, update cadence and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Air Raid Siren is free to download; Simple Sirens LMT costs $0.99 up front. Air Raid Siren sells 1 one-off in-app purchase. Simple Sirens LMT asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.5 for Simple Sirens LMT against 4.5 for Air Raid Siren. Both are backed by a comparable volume of ratings — 163 and 812 respectively. Written reviews are what separate them: 91% of Simple Sirens LMT's written reviews are positive against 66% of Air Raid Siren's.

UpkeepUpdate frequency

Simple Sirens LMT ships an update every 10 months, Air Raid Siren every 6 months. Both last shipped on October 29, 2026.

Scorecard7 real differences · 3 level
Simple Sirens LMT versus Air Raid Siren: the parameters behind the verdict, then further details
ParameterSimple Sirens LMTAir Raid Siren
Price$0.99Free — better
Rating4.5 (163 ratings) — better4.5 (812 ratings)
Positive reviews91.1% of reviews — better66.4% of reviews
Number of ratings163812 — better
Update frequencyEvery 10 monthsEvery 6 months — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.1 — better17.6
Further details — not scored
Size85 MB6 MB
Age rating4+4+
DeveloperJacob SimonBrandon Stecklein

Customer experience

Simple Sirens LMT

All ratings163 ratings
Positive89.0%
Neutral3.1%
Negative8.0%
Written reviews124 reviews
Positive91.1%
Neutral3.2%
Negative5.6%

Air Raid Siren

All ratings787 ratings
Positive86.0%
Neutral3.7%
Negative10.3%
Written reviews143 reviews
Positive66.4%
Neutral6.3%
Negative27.3%

User reviews

Simple Sirens LMT

From 163 App Store ratings

What we love

  • 🎵 Highly realistic siren sounds matching real police departments
  • 💰 Excellent value at $0.99 price point
  • 🎮 Perfect for roleplay games and pranks
  • 🔊 High-quality audio output
  • 👍 Simple and intuitive user interface

Room to improve

  • 🐛 No sound output on some devices
  • ⏱️ Long app boot-up time
  • 🔄 Noticeable lag when switching sirens off
  • 🎵 Hi-lo tone noticeably quieter than other tones
  • ❌ Abrupt sound cutoff instead of wind-down effect

Air Raid Siren

From 812 App Store ratings

What we love

  • 🤑 Funny to use
  • 🔊 Realistic siren sounds
  • 🤓 Great for siren enthusiasts

Room to improve

  • 🐢 Slow loading times
  • 🐛 Crashes and bugs
  • 🚫 Doesn't work on some devices

Bugs and requests

Simple Sirens LMT

Reported bugs

5 issues
  • App crashes on iOS 11 and newer versions
  • No sound playback on certain iPhone models
  • App no longer produces sounds after extended use
  • App won't open due to iOS compatibility issues
  • Random crashes since iOS 7 update

Requested features

12 requests
  • Add rumbler siren functionality (most frequently requested)
  • Dual siren option capability
  • Additional siren types (CHP, LVMPD, Whelen Howler, Federal Signal Rumbler)
  • Longer and more realistic Hi-lo tone
  • Wind-down manual mode with gradual fade
Show 7 more
  • More siren variety (UK, LAPD alternatives, PA300 series, Galls Street Commander)
  • LED light effects
  • Siren mixes and combinations
  • Shorter app name
  • Unitrol Ultra High/Lo siren option
  • NYPD 1980s prototype signals
  • Fire truck siren app variant

Air Raid Siren

Reported bugs

3 issues
  • Constant loading issues
  • Crashes on launch for many users
  • Marching button doesn't work

Requested features

4 requests
  • Add more siren sounds (e.g. Whelen Vortex, T-128, Hurricane 130, Alertronic 6000)
  • Improve sound quality and naming of some sirens
  • Allow uploading custom sounds
  • Add a tornado warning siren

In-app purchases

None

Simple Sirens LMT

No in-app purchases

1 purchases

Air Raid Siren

One-time1
  • Advertising Removal$2.99

Questions

Is Simple Sirens LMT free?
Simple Sirens LMT costs $0.99, with no in-app purchases.
Is Air Raid Siren free?
Air Raid Siren is free to download, with in-app purchases available.
Which has better reviews, Simple Sirens LMT or Air Raid Siren?
Simple Sirens LMT is rated higher. Simple Sirens LMT averages 4.5 out of 5 from 163 ratings, while Air Raid Siren averages 4.5 from 812 ratings.
Do Simple Sirens LMT or Air Raid Siren have ads?
Air Raid Siren shows ads; Simple Sirens LMT does not.
Which is updated more often, Simple Sirens LMT or Air Raid Siren?
Simple Sirens LMT ships an update every 10 months, and Air Raid Siren every 6 months. Most recently, Simple Sirens LMT was updated on October 29, 2026 and Air Raid Siren on October 29, 2026.

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