Comparison

Ghost Detector vs BrainJoy

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Ghost Detector

Detect and capture spirits using your device's sensors. The app displays a protective mantra and offers a radar to track anomalies. Use with caution if you are easily scared.

Highlights
  • Spirit detection and capture
  • EMF radar
  • Anomaly tracking
  • Protective mantra display
  • Photo anomaly detection
  • Sensor data on one page
Read full description

This app has a simple functionality: detecting the presence of spirits and capturing them. Once captured, it displays the Six Syllable Mantra from Eastern Buddhism as a form of protection and blessing for the user. • This application might scare you. • All sensors are on one page. • A real radar to track anomalies. • Highly accurate EMF (Electromagnetic Field) detector. • Take photos and detect anomalies within - can be freely turned on or off. • More detailed instructions are available in the app; simply touch the ? button to access them. Warning: If you are a very sensitive or easily scared individual, please consider not using this app and turning it off. Do not put yourself in danger while using this app. If you believe you are in danger, please close the app, contact someone for help, and leave the area immediately. Disclaimer: Please remember that we cannot guarantee the accuracy of any ghost detection since the app uses different sensors of the device, and thus it greatly depends on the terminal's precision and quality. Since supernatural activities cannot be scientifically proven, we cannot guarantee that the app communicates with real spirits. The results of this app cannot be scientifically verified.

About

BrainJoy

Features
Read full description

Make time for a little mental exercise with interactive memory, focus, logic and reaction activities. BrainJoy brings a variety of brain exercises into one approachable experience. Adults and older adults can explore activities they enjoy and practice at their own pace. Explore different kinds of practice • Memory: notice information, remember it and recall it. • Focus: observe targets and concentrate on the task. • Logic: consider relationships, make decisions and work through problems. • Reaction: notice changes and practice responding. Built for everyday use • A richer selection of interactive content. • Clear screens and straightforward controls. • Practice records to help you look back at your activity. BrainJoy is for recreational puzzles and everyday practice. It is not a medical service and does not diagnose, treat or prevent dementia or other conditions, or promise to increase IQ. The app interface is available in English and Simplified Chinese. Optional auto-renewable subscriptions are available. Content and prices are shown in the app. Manage or cancel subscriptions in your Apple Account settings. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Ghost Detector3 screens
BrainJoy4 screens

Verdict

The call

The clearest difference is price: BrainJoy at Free against Ghost Detector's $0.99. Ghost Detector's advantage is in-app purchases (none vs 1) and ads (none vs shown). On update cadence, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

BrainJoy is free to download; Ghost Detector costs $0.99 up front. BrainJoy sells 1 in-app purchase, starting at $0.99 per month. Ghost Detector asks for nothing beyond the download.

UpkeepUpdate frequency

Ghost Detector ships an update every 2 months, BrainJoy every 3 months. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

Scorecard4 real differences · 7 level
Ghost Detector versus BrainJoy: the parameters behind the verdict, then further details
ParameterGhost DetectorBrainJoy
Price$0.99Free — better
Rating4.6 (32 ratings) — better—
Positive reviews76.8% of reviews—
Number of ratings32 — better—
Update frequencyEvery 2 months — betterEvery 3 months
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationPaid—
Best chart rank#59 — better—
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.217.0 — better
Further details — not scored
Size8 MB9 MB
Age rating9+4+
DeveloperKai Chi Tsao洪霞 刘

In-app purchases

None

Ghost Detector

No in-app purchases

1 purchases

BrainJoy

Subscriptions1
  • 按月订阅$0.991 Month

Questions

Is Ghost Detector free?
Ghost Detector costs $0.99, with no in-app purchases.
Is BrainJoy free?
BrainJoy is free to download, with in-app purchases available.
Do Ghost Detector or BrainJoy have ads?
BrainJoy shows ads; Ghost Detector does not.
Which is updated more often, Ghost Detector or BrainJoy?
Ghost Detector ships an update every 2 months, and BrainJoy every 3 months. Most recently, Ghost Detector was updated on November 4, 2026 and BrainJoy on October 31, 2026.

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