# Ghost Detector EMF Necrometer vs HauntMap

The clearest difference is in-app purchases: HauntMap at none against Ghost Detector EMF Necrometer's 4. HauntMap also leads on iOS requirement (15.0 vs 17.0). Ghost Detector EMF Necrometer's advantage is update cadence (every 10 days vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. Ghost Detector EMF Necrometer sells 4 in-app purchases, starting at $4.99 per 7 days. HauntMap asks for nothing beyond the download.

Ghost Detector EMF Necrometer ships an update every 10 days, HauntMap monthly. The most recent releases landed on October 20, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Ghost Detector EMF Necrometer | HauntMap |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (434 ratings)](https://appshunter.io/ios/app/ghost-detector-emf-necrometer/id6754881764/reviews)** | — |
| Number of ratings | **434** | — |
| Positive reviews | 54.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 10 days** | Monthly |
| Monetization | Subscription | — |
| Size | 68 MB | 5 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 9+ | 17+ |
| Developer | [Boss Web SRL](https://appshunter.io/developer/1839514881) | [Sizzl Ltd](https://appshunter.io/developer/1696631870) |

## What reviewers say

### Ghost Detector EMF Necrometer

[App page](https://appshunter.io/ios/app/ghost-detector-emf-necrometer/id6754881764)

This app combines EMF detection with a spirit box to facilitate paranormal communication. It offers professional-grade tools for real-time environmental monitoring and authentic voice manifestations, designed for both enthusiasts and experienced investigators.

**Highlights:** EMF Magnetic Energy Detection, DR60 Spirit Box Sound Bank, Phoneme-Based Audio Generation, 9 Sound Banks and White Noise, Spoken Response System (Text-to-Speech), Built-In Audio Effects (Echo, Reverb), Advanced Paranormal Tools (Waveform Display)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $4.99 | per 7 days |
| Monthly Plan | $9.99 | per month |
| Special Offer | $14.99 | one-time |
| Lifetime Plan | $29.99 | one-time |


### HauntMap

[App page](https://appshunter.io/ios/app/hauntmap/id6767148624)

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

**In-app purchases:** none


## Frequently asked questions

### Is Ghost Detector EMF Necrometer free?

Ghost Detector EMF Necrometer is free to download, with in-app purchases available.

### Is HauntMap free?

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

### Do Ghost Detector EMF Necrometer or HauntMap have ads?

Neither Ghost Detector EMF Necrometer nor HauntMap shows ads.

### Which is updated more often, Ghost Detector EMF Necrometer or HauntMap?

Ghost Detector EMF Necrometer ships an update every 10 days, and HauntMap monthly. Most recently, Ghost Detector EMF Necrometer was updated on October 20, 2026 and HauntMap on October 8, 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.*