# Spy Detector vs Kernel SunWard

The clearest difference is in-app purchases: Kernel SunWard at none against Spy Detector's 3. Kernel SunWard also leads on update cadence (every 6 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Spy Detector sells 3 in-app purchases, starting at $6.99 per 7 days. Kernel SunWard asks for nothing beyond the download.

Spy Detector ships an update monthly, Kernel SunWard every 6 days. The most recent releases landed on October 28, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Spy Detector | Kernel SunWard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (12 ratings)](https://appshunter.io/ios/app/spy-detector-security-scanner/id6751642484/reviews)** | — |
| Number of ratings | **12** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 6 days** |
| Monetization | Free with in-app purchases | — |
| Size | 63 MB | 23 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [胭 李](https://appshunter.io/developer/1775102138) | [KERNEL Sistemi](https://appshunter.io/developer/6813382023) |

## 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 |


### Kernel SunWard

[App page](https://appshunter.io/ios/app/kernel-sunward/id6813382021)

**In-app purchases:** none


## Frequently asked questions

### Is Spy Detector free?

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

### Is Kernel SunWard free?

Kernel SunWard is free to download, with no in-app purchases.

### Do Spy Detector or Kernel SunWard have ads?

Neither Spy Detector nor Kernel SunWard shows ads.

### Which is updated more often, Spy Detector or Kernel SunWard?

Spy Detector ships an update monthly, and Kernel SunWard every 6 days. Most recently, Spy Detector was updated on October 28, 2026 and Kernel SunWard on October 29, 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.*