# FourScan vs Trace Privacy

The clearest difference is in-app purchases: FourScan at none against Trace Privacy's 2. Trace Privacy's advantage is device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. Trace Privacy sells 2 in-app purchases, starting at $6.99 per month. FourScan asks for nothing beyond the download.

FourScan ships an update every 5 days, Trace Privacy every 9 days. The most recent releases landed on October 29, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | FourScan | Trace Privacy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/trace-privacy/id6762682869/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 9 days |
| Monetization | — | Freemium |
| Size | 3 MB | 48 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [satoshi amasaki](https://appshunter.io/developer/1891268722) | [Clark Allen](https://appshunter.io/developer/1888902287) |

## What reviewers say

### FourScan

[App page](https://appshunter.io/ios/app/fourscan-spy-detector/id6761895107)

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

**In-app purchases:** none


### Trace Privacy

[App page](https://appshunter.io/ios/app/trace-privacy/id6762682869)

This app acts as a personal phone security guardian, detecting Bluetooth trackers and analyzing Wi-Fi networks for threats. It provides personalized recommendations to enhance your phone's security settings and offers a live threat feed for daily alerts.

**Highlights:** Bluetooth tracker detection, Wi-Fi network analysis, Live threat feed, Personalized security recommendations, Background tracker scanning, Security score trend tracking

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $6.99 | per month |
| Pro Annual | $39.99 | per year |


## Frequently asked questions

### Is FourScan free?

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

### Is Trace Privacy free?

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

### Do FourScan or Trace Privacy have ads?

Neither FourScan nor Trace Privacy shows ads.

### Which is updated more often, FourScan or Trace Privacy?

FourScan ships an update every 5 days, and Trace Privacy every 9 days. Most recently, FourScan was updated on October 29, 2026 and Trace Privacy 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.*