# Gotham Trivia vs Ghost Detector EMF Necrometer

The clearest difference is in-app purchases: Gotham Trivia at none against Ghost Detector EMF Necrometer's 4. On price, ads, device support and iOS requirement 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. Gotham Trivia asks for nothing beyond the download.

## The numbers

| Metric | Gotham Trivia | Ghost Detector EMF Necrometer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (443 ratings)](https://appshunter.io/ios/app/ghost-detector-emf-necrometer/id6754881764/reviews)** |
| Number of ratings | — | **443** |
| Positive reviews | — | 54.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 10 days |
| Monetization | — | Subscription |
| Size | 6 MB | 68 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [Martin Tseng](https://appshunter.io/developer/1217065716) | [Boss Web SRL](https://appshunter.io/developer/1839514881) |

## What reviewers say

### Gotham Trivia

[App page](https://appshunter.io/ios/app/gotham-trivia/id6479726950)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Gotham Trivia free?

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

### Is Ghost Detector EMF Necrometer free?

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

### Do Gotham Trivia or Ghost Detector EMF Necrometer have ads?

Neither Gotham Trivia nor Ghost Detector EMF Necrometer shows ads.

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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.*