# GDI.LIGHT vs WiFi Prober

The clearest difference is update cadence: GDI.LIGHT at fortnightly against WiFi Prober's every 6 months. GDI.LIGHT also leads on device support (3 vs 1) and iOS requirement (8.4 vs 17.6). On price, ads and in-app purchases there is nothing between them.

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

GDI.LIGHT ships an update fortnightly, WiFi Prober every 6 months. The most recent releases landed on November 11, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | GDI.LIGHT | WiFi Prober |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/wifi-prober/id6756080589/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 6 months |
| Monetization | — | Free |
| Size | 88 MB | 3 MB |
| Requires iOS | **8.4** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Wireless input Inc.](https://appshunter.io/developer/428847647) | [Pavel Semenishchev](https://appshunter.io/developer/1857735067) |

## What reviewers say

### GDI.LIGHT

[App page](https://appshunter.io/ios/app/gdilight/id1080991560)

**Features:** macOS Compatibility

**In-app purchases:** none


### WiFi Prober

[App page](https://appshunter.io/ios/app/wifi-prober/id6756080589)

This network diagnostic utility helps engineers and IT professionals conduct Wi-Fi surveys. It provides detailed signal measurements, network tool analysis, and an augmented reality signal HUD for on-site assessments. Data can be saved and exported for further review.

**Highlights:** Wi-Fi signal measurements (RSSI, noise, data rate), BSSID roaming and channel change tracking, TCP connection and DNS resolution timing, Embedded speed test with ad/analytics blocking, Offline OUI database for vendor identification, Augmented reality signal HUD with camera overlay, Survey data saving and CSV export

**In-app purchases:** none


## Frequently asked questions

### Is GDI.LIGHT free?

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

### Is WiFi Prober free?

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

### Do GDI.LIGHT or WiFi Prober have ads?

Neither GDI.LIGHT nor WiFi Prober shows ads.

### Which is updated more often, GDI.LIGHT or WiFi Prober?

GDI.LIGHT ships an update fortnightly, and WiFi Prober every 6 months. Most recently, GDI.LIGHT was updated on November 11, 2026 and WiFi Prober on October 30, 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.*