# BlackLight Summit vs GhostBuddy

The clearest difference is in-app purchases: BlackLight Summit at none against GhostBuddy's 8. GhostBuddy's advantage is update cadence (every 8 days vs every 12 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. GhostBuddy sells 8 in-app purchases, starting at $9.99 per 7 days. BlackLight Summit asks for nothing beyond the download.

BlackLight Summit ships an update every 12 months, GhostBuddy every 8 days. The most recent releases landed on October 10, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | BlackLight Summit | GhostBuddy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (1.1K ratings)](https://appshunter.io/ios/app/ghostbuddy-ghost-detector/id6769695946/reviews)** |
| Number of ratings | — | **1.1K** |
| Positive reviews | — | 10.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 8 days** |
| Monetization | — | Free with in-app purchases |
| Size | 81 MB | 92 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [University of Maryland](https://appshunter.io/developer/375852766) | [Guangzhou Chejuban Network Technology Co., Ltd.](https://appshunter.io/developer/1886668155) |

## What reviewers say

### BlackLight Summit

[App page](https://appshunter.io/ios/app/blacklight-summit/id1606231887)

**Features:** macOS Compatibility

**In-app purchases:** none


### GhostBuddy

[App page](https://appshunter.io/ios/app/ghostbuddy-ghost-detector/id6769695946)

Explore paranormal possibilities with this entertainment app. It uses your device's sensors to create a simulated ghost detection experience, complete with radar displays and alerts for thrilling adventures.

**Highlights:** Simulated paranormal investigation, Real-time sensor scanning, Live radar displays, Ghost alerts, Immersive scanning experiences, Supernatural-themed interactions

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Super Premium | $9.99 | per 7 days |
| Monthly Premium | $9.99 | per month |
| Week Premium | $9.99 | per 7 days |
| Weekly Premium - First Week Trial | $9.99 | per 7 days |
| Weekly Premium - Trial | $9.99 | per 7 days |
| Free Weekly  Premium - Trial | $9.99 | per 7 days |
| Annual Premium | $39.99 | per year |
| GhostBuddy Lifetime Offer | $19.99 | one-time |


## Frequently asked questions

### Is BlackLight Summit free?

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

### Is GhostBuddy free?

GhostBuddy is free to download, with in-app purchases available.

### Do BlackLight Summit or GhostBuddy have ads?

Neither BlackLight Summit nor GhostBuddy shows ads.

### Which is updated more often, BlackLight Summit or GhostBuddy?

BlackLight Summit ships an update every 12 months, and GhostBuddy every 8 days. Most recently, BlackLight Summit was updated on October 10, 2026 and GhostBuddy on October 13, 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.*