# AI藏头诗 vs EMF Detector・Ghost Detector

The clearest difference is ads: AI藏头诗 at none against EMF Detector・Ghost Detector's shown. AI藏头诗 also leads on update cadence (every 8 days vs every 3 weeks) and ratings volume (5 vs 1). On price, rating, in-app purchases and monetization model there is nothing between them.

Both are free to download. AI藏头诗 sells 1 one-off in-app purchase and EMF Detector・Ghost Detector sells 2 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for AI藏头诗 against 5.0 for EMF Detector・Ghost Detector. That said, the two scores are not equally well evidenced: AI藏头诗 has 5 ratings behind it against 1, so its average is the more settled of the two.

AI藏头诗 ships an update every 8 days, EMF Detector・Ghost Detector every 3 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | AI藏头诗 | EMF Detector・Ghost Detector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (5 ratings)](https://appshunter.io/ios/app/ai/id1671268376/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/emf-detectorghost-detector/id6790258196/reviews) |
| Number of ratings | **5** | 1 |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 8 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 172 MB | 99 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [嘉琦 沈](https://appshunter.io/developer/1667433887) | [ZeroPlay Ltd.](https://appshunter.io/developer/1500119722) |

## What reviewers say

### AI藏头诗

[App page](https://appshunter.io/ios/app/ai/id1671268376)

Create personalized ancient Chinese poems with AI. Specify keywords to generate unique five- or seven-character verses. Enjoy offline functionality and privacy protection.

**Highlights:** Generate five/seven-character quatrains, Generate five/seven-character regulated verse, Refine poem verses, Share poems via screenshot or text, Offline operation, Privacy protection

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 解锁全部功能 | $2.99 | one-time |


### EMF Detector・Ghost Detector

[App page](https://appshunter.io/ios/app/emf-detectorghost-detector/id6790258196)

This app transforms your phone into a real-time magnetic field detector, displaying readings in microtesla or milligauss. It features a detailed instrument panel, alert functions, and a unique ghost detector mode for entertainment. Record and export your sessions for later review.

**Highlights:** Real-time magnetic field detection, Instrument panel with live readings and graphs, Adjustable threshold alerts, Ghost Detector mode, Session recording and CSV export, Offline functionality

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $7.99 | per 7 days |
| Monthly | $19.99 | per month |


## Frequently asked questions

### Is AI藏头诗 free?

AI藏头诗 is free to download, with in-app purchases available.

### Is EMF Detector・Ghost Detector free?

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

### Which has better reviews, AI藏头诗 or EMF Detector・Ghost Detector?

AI藏头诗 and EMF Detector・Ghost Detector are both rated 5.0 out of 5 on the App Store, from 5 and 1 ratings respectively.

### Do AI藏头诗 or EMF Detector・Ghost Detector have ads?

EMF Detector・Ghost Detector shows ads; AI藏头诗 does not.

### Which is updated more often, AI藏头诗 or EMF Detector・Ghost Detector?

AI藏头诗 ships an update every 8 days, and EMF Detector・Ghost Detector every 3 weeks. Most recently, AI藏头诗 was updated on November 3, 2026 and EMF Detector・Ghost Detector on October 31, 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.*