# Best Phone Security vs iAntiTheft

The clearest difference is ads: iAntiTheft at none against Best Phone Security's shown. iAntiTheft also leads on iOS requirement (13.0 vs 15.0). On price, rating, review sentiment and ratings volume there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.6 for Best Phone Security against 4.6 for iAntiTheft. Both are backed by a comparable volume of ratings — 3K and 1.2K respectively. Written reviews are what separate them: 69% of Best Phone Security's written reviews are positive against 65% of iAntiTheft's.

Best Phone Security ships an update every 3 months, iAntiTheft every 2 months. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Best Phone Security | iAntiTheft |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (3K ratings)](https://appshunter.io/ios/app/best-phone-security/id415230664/reviews) | [4.6 (1.2K ratings)](https://appshunter.io/ios/app/iantitheft/id1026601065/reviews) |
| Number of ratings | **3K** | 1.2K |
| Positive reviews | **68.6% of reviews** | 64.5% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 59 MB | 16 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RV AppStudios LLC](https://appshunter.io/developer/340181308) | [Hung Nguyen](https://appshunter.io/developer/1022704640) |

## What reviewers say

### Best Phone Security

[App page](https://appshunter.io/ios/app/best-phone-security/id415230664)

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:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock New Features | $4.99 | one-time |

**What reviewers like**

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

**What reviewers complain about**

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

**Reported bugs**

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

**Requested features**

- Take photo of intruder
- Send alert notifications
- Louder alarm
- Ability to lock app with passcode


### iAntiTheft

[App page](https://appshunter.io/ios/app/iantitheft/id1026601065)

This application provides robust security features to protect your phone from theft. It offers multiple alarm modes triggered by specific actions like cable unplugging, device movement, or removal from a pocket. The app intelligently detects calls and Siri usage to prevent false alarms and integrates with your device's security features.

**Highlights:** Four protection modes (Power, Motion, Pocket, Earphone), Smart Auto-Protection mode, Call and Siri detection, Integrates with Passcode, Touch ID, Face ID, Maximizes volume automatically, Runs reliably in the background, Today Widget support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $1.99 | one-time |

**What reviewers like**

- 🚀 Lightning-fast and reliable
- 🔒 Effective security features
- 👍 Simple and user-friendly
- 💡 Customizable alarm sounds

**What reviewers complain about**

- 🐛 Occasional bugs and crashes
- 🔋 High battery consumption
- 🔒 Alarm can be deactivated by turning off the device
- 👎 Limited free features

**Reported bugs**

- Incompatibility with newer iOS versions
- Alarm not triggering consistently
- Issues with volume control and muting

**Requested features**

- Prevent thief from turning off the device
- Add photo/video capture of the thief
- Integrate with Apple Watch for remote control
- Implement a delay option for alarm activation


## Frequently asked questions

### Is Best Phone Security free?

Best Phone Security is free to download, with in-app purchases available.

### Is iAntiTheft free?

iAntiTheft is free to download, with in-app purchases available.

### Which has better reviews, Best Phone Security or iAntiTheft?

Best Phone Security and iAntiTheft are both rated 4.6 out of 5 on the App Store, from 3K and 1.2K ratings respectively.

### Do Best Phone Security or iAntiTheft have ads?

Best Phone Security shows ads; iAntiTheft does not.

### Which is updated more often, Best Phone Security or iAntiTheft?

Best Phone Security ships an update every 3 months, and iAntiTheft every 2 months. Most recently, Best Phone Security was updated on October 13, 2026 and iAntiTheft on October 7, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*