# Spy Detector vs Stop Stalker

The clearest difference is price: Spy Detector at Free against Stop Stalker's $5.99. Spy Detector also leads on iOS requirement (14.0 vs 17.6). Stop Stalker's advantage is in-app purchases (none vs 3) and update cadence (every 5 days vs monthly). On ads and device support there is nothing between them.

Spy Detector is free to download; Stop Stalker costs $5.99 up front. Spy Detector sells 3 in-app purchases, starting at $6.99 per 7 days. Stop Stalker asks for nothing beyond the download.

Spy Detector ships an update monthly, Stop Stalker every 5 days. The most recent releases landed on October 6, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Spy Detector | Stop Stalker |
| --- | --- | --- |
| Price | **Free** | $5.99 |
| Rating | **[4.8 (12 ratings)](https://appshunter.io/ios/app/spy-detector-security-scanner/id6751642484/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 5 days** |
| Monetization | **Free with in-app purchases** | Paid |
| Best chart rank | — | **#180** |
| Size | 63 MB | 2 MB |
| Requires iOS | **14.0** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [胭 李](https://appshunter.io/developer/1775102138) | [Sova Networks Inc.](https://appshunter.io/developer/1864018652) |

## What reviewers say

### Spy Detector

[App page](https://appshunter.io/ios/app/spy-detector-security-scanner/id6751642484)

This app helps you enhance your personal security by scanning your surroundings for unauthorized devices and unusual reflections. It offers quick checks and an intuitive interface to provide peace of mind in various locations.

**Highlights:** Network scan for unknown devices, Bluetooth device detection, Light and reflection filter, Quick instant scans, Intuitive user interface

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Spy Detector Pro Week | $6.99 | per 7 days |
| Spy Detector Pro Month | $14.99 | per month |
| Spy Detector Pro year | $29.99 | per year |


### Stop Stalker

[App page](https://appshunter.io/ios/app/stop-stalker/id6756981216)

**Currently charting:** #180 Top Paid · Utilities (US App Store)

This app offers a suite of tools to detect hidden devices and protect your privacy. It includes network scanning, Bluetooth tracker detection, magnetic field sensing, and a hidden lens detector to help you feel safer in various environments.

**Highlights:** Smart Network Scanner, Bluetooth Tracker Detector, Magnetic Field Detector, Hidden Lens Detector, AR Signal Hunter, Photo Privacy Shield, Audio Masking

**In-app purchases:** none


## Frequently asked questions

### Is Spy Detector free?

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

### Is Stop Stalker free?

Stop Stalker costs $5.99, with no in-app purchases.

### Do Spy Detector or Stop Stalker have ads?

Neither Spy Detector nor Stop Stalker shows ads.

### Which is updated more often, Spy Detector or Stop Stalker?

Spy Detector ships an update monthly, and Stop Stalker every 5 days. Most recently, Spy Detector was updated on October 6, 2026 and Stop Stalker on October 17, 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.*