Comparison

Best Phone Security vs Security Alarm

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

Head to head
About

Best Phone Security

This app triggers an alarm when your device is touched or moved, deterring unauthorized access. It offers a PIN code for unlocking and a security alarm to notify you of any tampering. Ideal for protecting your device in public or from prying eyes.

Highlights
  • PIN code unlock
  • Security alarm notification
  • Motion-triggered alarm
  • Deterrent against unauthorized access
Features
Read full description

------------------------------------------------------ Don't wait! Protect Your iPhone/iPad Now! ------------------------------------------------------ Use alarm on your iPhone/ipod/ipad when in public or also to catch those sneaky friends and family who try to peek into your iPhone when you're away. What really happens when you're in the shower, sleeping, or just away from your device. Use this high quality app to trigger an alarm. Best part is if your friends or family know you have an advanced alarm they will never dare to touch the phone. They will be frightened to touch it a second time and so its an excellent deterrent. FEATURES: - Pin Code to unlock your iPhone & iPad - Security Alarm To Notify You - Alarm Triggered Thru Motion

About

Security Alarm

This app helps protect your phone from unauthorized access by triggering an alarm and capturing a selfie of anyone who tries to touch or take your device. It offers multiple protection modes and advanced features to identify and deter intruders.

Highlights
  • Capture intruder selfies
  • Motion detection alarm
  • Power cable unplug alarm
  • Headset unplug alarm
  • Pocket mode alarm
  • Passcode and biometric lock
  • Background alarm operation
Features
Read full description

Best Security Alarm To Protect Your iPhone from your family members, friends and strangers trying to intrude into your phone privacy. “Security Alarm - AntiTheft” - Simply activate the Alarm and capture intruders Selfie, when your phone is touched or taken by intruder, you can catch nosey family, friends or strangers red handed! Using this App, you can protect your iPhone with “6” strong Modes: Smart Protection Modes 1. Motion Mode
Place your iPhone on a stable surface and start monitoring. If unexpected movement is detected, the app can trigger an alarm to draw attention to the device. 2. Power Mode
Monitor your charging connection and receive an alarm if the charging cable is disconnected while protection is active. Ideal for charging at work, in hotels, airports, cafés, or other shared spaces. 3. Audio Mode
Protect your iPhone while headphones or supported audio accessories are connected. The app can alert you when the monitored audio connection is interrupted. 4. Pocket Mode
Start monitoring before placing your iPhone in a pocket or bag. An alarm can sound when the device is removed, helping you react quickly in crowded or public places. 5. Silent Watch Mode Watch Mode provides discreet monitoring when you want to know who may have handled your iPhone. Silent monitoring without a loud alarm. When Watch Mode is active and the required monitoring screen remains open, the app can automatically capture photos after detected interaction. Review captured photos later in the private Intruder Gallery. 6. Notify Mode -Device unlock activity review Notify Mode records app-observed unlock activity while monitoring is active. When you return, review the detected time and confirm whether the activity was yours. This mode is useful when your iPhone may be accessible to family members, friends, coworkers, or other people in a shared environment. Customize your protection - Select your preferred alarm sound- 6 in app + from your device - Adjust alarm volume level - Turn vibration on or off - Alarm Sound On/Off  - Set Protection Start Delay Time - as You Prefer - Adjust motion sensitivity - Choose the number of intruder photos will capture at event trigger - Configure each protection mode independently FEATURES:  - Capture Intruders Selfie - Multiple Intruders Selfie, with Different Angles, Chance of Identify Intruders Increase - Share Intruders Photo among your Family and Friend Circle - View Break In Attempts by Intruder - Displayed On Icon - Passcode Lock with 4 Digit Pin Code - TouchID, FaceID Support to Stop Alarm - Reset or recover your app passcode - Auto Lock Maximum Volume Control. - Vibrates when Alarm Fire - Set On/Off - Accurate Motion-Sensing Algorithm. - Back up supported app data with iCloud Designed For Everyday Situations Security Alarm is useful when: - Leaving your iPhone on a desk - Charging in a public or shared location - Using headphones at the gym or while travelling - Carrying your phone in a pocket or bag - Monitoring access in a shared home or workplace - Checking whether someone handled your device while you were away Protect your iPhone with flexible monitoring, customizable alerts, discreet photo capture, and clear activity review—all in one modern security app. Use “Security Alarm - AntiTheft” app in iPhone when you are in crowded public place, in the shower, sleeping, or just away from your device, to trigger an alarm & capture a photo of intruder trying to peek into your phone. Important: Security Alarm is designed as an additional deterrent and monitoring tool. It cannot guarantee prevention of theft, unauthorized access, loss, or damage. Some features require the app to remain open and visible while monitoring is active. Availability may depend on device capabilities, permissions, and iOS limitations. Disclaimer : This app working in background mode, it will drain your battery so use it only when you need to protect your iPhone.

Screenshots

Best Phone Security4 screens
Security Alarm4 screens

Verdict

The call

The clearest difference is update cadence: Security Alarm at every 3 weeks against Best Phone Security's every 3 months. Best Phone Security's advantage is rating (4.6 vs 4.3) and ratings volume (3K vs 526). On price, review sentiment, ads and in-app purchases 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

Both are free to download. Best Phone Security sells 1 one-off in-app purchase and Security Alarm sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Best Phone Security holds the better App Store score, 4.6 against 4.3. That said, the two scores are not equally well evidenced: Best Phone Security has 3K ratings behind it against 526, so its average is the more settled of the two. Written reviews point the same way: 58% of Best Phone Security's written reviews are positive against 55% of Security Alarm's.

UpkeepUpdate frequency

Best Phone Security ships an update every 3 months, Security Alarm every 3 weeks. The most recent releases landed on September 22, 2026 and September 11, 2026 respectively.

Scorecard5 real differences · 5 level
Best Phone Security versus Security Alarm: the parameters behind the verdict, then further details
ParameterBest Phone SecuritySecurity Alarm
PriceFreeFree
Rating4.6 (3K ratings) — better4.3 (526 ratings)
Positive reviews58.2% of reviews — better54.7% of reviews
Number of ratings3K — better526
Update frequencyEvery 3 monthsEvery 3 weeks — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better17.0
Further details — not scored
Size59 MB27 MB
Age rating4+12+
DeveloperRV AppStudios LLCNileshKumar Rathod

Customer experience

Best Phone Security

All ratings3,025 ratings
Positive90.0%
Neutral3.6%
Negative6.4%
Written reviews328 reviews
Positive58.2%
Neutral5.8%
Negative36.0%

Security Alarm

All ratings526 ratings
Positive82.9%
Neutral4.2%
Negative12.9%
Written reviews64 reviews
Positive54.7%
Neutral7.8%
Negative37.5%

User reviews

Best Phone Security

From 3K App Store ratings

What we love

  • 🚀 Effective security
  • 🔒 Alerts user when phone is touched
  • 👍 Easy to use
  • 🔒 Helps catch intruders

Room to improve

  • 🐛 Alarm can be easily deactivated
  • 🐛 Doesn't work when phone is locked
  • 🐛 Inconsistent performance
  • 🔋 Drains battery

Security Alarm

From 526 App Store ratings

What we love

  • 👍 Good app
  • 🚀 Loud alarm
  • 🔒 Catches intruders

Room to improve

  • 🐛 Doesn't work as expected
  • 💰 Paid features
  • 🔋 Battery drain
  • 🔒 Doesn't secure phone
  • 🔕 Annoying alarm

Bugs and requests

Best Phone Security

Reported bugs

3 issues
  • Alarm doesn't always trigger
  • Doesn't work as expected when phone is locked
  • Crashes frequently

Requested features

4 requests
  • Take photo of intruder
  • Send alert notifications
  • Louder alarm
  • Ability to lock app with passcode

Security Alarm

Reported bugs

5 issues
  • Alarm goes off randomly
  • Can't turn off alarm
  • App crashes
  • Doesn't detect intruders
  • Incompatible with newer devices

Requested features

5 requests
  • Delay alarm to allow disabling
  • Link photos to email
  • Improve headphone detection
  • Add timer to unlock
  • Improve low light photo quality

In-app purchases

1 purchases

Best Phone Security

One-time1
  • Unlock New Features$4.99
2 purchases

Security Alarm

One-time2
  • Remove All Ads$3.99
  • Full Version + Remove All Ads$5.99

Questions

Is Best Phone Security free?
Best Phone Security is free to download, with in-app purchases available.
Is Security Alarm free?
Security Alarm is free to download, with in-app purchases available.
Which has better reviews, Best Phone Security or Security Alarm?
Best Phone Security is rated higher. Best Phone Security averages 4.6 out of 5 from 3K ratings, while Security Alarm averages 4.3 from 526 ratings.
Do Best Phone Security or Security Alarm have ads?
Both Best Phone Security and Security Alarm show ads.
Which is updated more often, Best Phone Security or Security Alarm?
Best Phone Security ships an update every 3 months, and Security Alarm every 3 weeks. Most recently, Best Phone Security was updated on September 22, 2026 and Security Alarm on September 11, 2026.

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