# Blackfin GPS vs Electronic Device Detector

The clearest difference is price: Blackfin GPS at Free against Electronic Device Detector's $0.99. Blackfin GPS also leads on update cadence (every 4 days vs every 45 months) and review sentiment (33% vs 25%). On ads, in-app purchases and device support there is nothing between them.

Blackfin GPS is free to download; Electronic Device Detector costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Blackfin GPS ships an update every 4 days, Electronic Device Detector every 45 months. The most recent releases landed on October 20, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Blackfin GPS | Electronic Device Detector |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Positive reviews | **33.3% of reviews** | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 45 months |
| Monetization | **Free** | Paid |
| Size | 170 MB | 11 MB |
| Requires iOS | **7.0** | 16 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Guangdong Shiji Technology Co.,Ltd.](https://appshunter.io/developer/1405540461) | [Muhammad Aqib](https://appshunter.io/developer/1273916792) |

## What reviewers say

### Blackfin GPS

[App page](https://appshunter.io/ios/app/blackfin-gps/id1385937229)

Control a toy quadrocopter using Wi-Fi with real-time video streaming. Compatible with a range of iOS devices.

**Highlights:** Wi-Fi quadrocopter control, Real-time video transfer, iOS device compatibility, Toy drone operation

**Features:** macOS Compatibility

**In-app purchases:** none


### Electronic Device Detector

[App page](https://appshunter.io/ios/app/electronic-device-detector/id1419691515)

This app helps you locate lost or hidden electronic devices nearby. It offers two modes: an Infrared Detector for IR-emitting devices like remotes and cameras, and a magnetic sensor mode to find electronics like phones and laptops by analyzing magnetic fields. It also provides tips for staying protected in public.

**Highlights:** Infrared Detector mode, Magnetic sensor mode, Find lost phones, Detect hidden cameras, Tip & Tricks for protection, Scan for electronics

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

**In-app purchases:** none


## Frequently asked questions

### Is Blackfin GPS free?

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

### Is Electronic Device Detector free?

Electronic Device Detector costs $0.99, with no in-app purchases.

### Do Blackfin GPS or Electronic Device Detector have ads?

Neither Blackfin GPS nor Electronic Device Detector shows ads.

### Which is updated more often, Blackfin GPS or Electronic Device Detector?

Blackfin GPS ships an update every 4 days, and Electronic Device Detector every 45 months. Most recently, Blackfin GPS was updated on October 20, 2026 and Electronic Device Detector on October 27, 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.*