# Pocket Spy vs AntiTheft Protector

The clearest difference is ads: AntiTheft Protector at none against Pocket Spy's shown. AntiTheft Protector also leads on update cadence (every 2 months vs every 6 months) and iOS requirement (16.6 vs 26.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Pocket Spy sells 2 in-app purchases, starting at $1.49 per month and AntiTheft Protector sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Pocket Spy ships an update every 6 months, AntiTheft Protector every 2 months. The most recent releases landed on November 3, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Pocket Spy | AntiTheft Protector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/pocket-spy-anti-theft-alarm/id6450977622/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 11 MB | 5 MB |
| Requires iOS | 26.0 | **16.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [TROTHMATRIX](https://appshunter.io/developer/1451285427) | [永杰 杨](https://appshunter.io/developer/1799458676) |

## What reviewers say

### Pocket Spy

[App page](https://appshunter.io/ios/app/pocket-spy-anti-theft-alarm/id6450977622)

This app provides an anti-theft alarm system for your phone, alerting you to any movement or touch. It offers customizable alarm tones, vibration, and flash alerts, with PIN protection to deactivate. The app works in the background to ensure continuous protection.

**Highlights:** Motion detection alarm, Touch detection alarm, Customizable alarm tones, Flash and vibration alerts, PIN protection, Background operation, Adjustable sensitivity

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $1.49 | per month |
| Lifetime purchase | $12.99 | one-time |


### AntiTheft Protector

[App page](https://appshunter.io/ios/app/antitheft-protector/id6742693122)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $0.99 | one-time |


## Frequently asked questions

### Is Pocket Spy free?

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

### Is AntiTheft Protector free?

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

### Do Pocket Spy or AntiTheft Protector have ads?

Pocket Spy shows ads; AntiTheft Protector does not.

### Which is updated more often, Pocket Spy or AntiTheft Protector?

Pocket Spy ships an update every 6 months, and AntiTheft Protector every 2 months. Most recently, Pocket Spy was updated on November 3, 2026 and AntiTheft Protector on October 25, 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.*