# FourScan vs NearSight

FourScan and NearSight are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

FourScan ships an update every 10 days, NearSight fortnightly. The most recent releases landed on October 14, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | FourScan | NearSight |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/nearsight/id6789324781/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Fortnightly |
| Monetization | — | Free |
| Size | 3 MB | 40 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [satoshi amasaki](https://appshunter.io/developer/1891268722) | [Benjamin Smith](https://appshunter.io/developer/6789324783) |

## What reviewers say

### FourScan

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

**Features:** macOS Compatibility

**In-app purchases:** none


### NearSight

[App page](https://appshunter.io/ios/app/nearsight/id6789324781)

Discover the unseen world around you by decoding Bluetooth signals from nearby devices. Identify earbuds, trackers, and sensors, with optional AI insights for plain-language explanations. This app prioritizes privacy, working offline without ads or tracking.

**Highlights:** Real-time Bluetooth device scanning, Device identification (make, model, type), Detection of unknown devices, Raw advertisement and signal strength inspection, Optional AI-powered insights, Offline functionality, Privacy-focused design

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

**In-app purchases:** none


## Frequently asked questions

### Is FourScan free?

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

### Is NearSight free?

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

### Do FourScan or NearSight have ads?

Neither FourScan nor NearSight shows ads.

### Which is updated more often, FourScan or NearSight?

FourScan ships an update every 10 days, and NearSight fortnightly. Most recently, FourScan was updated on October 14, 2026 and NearSight on October 24, 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.*