SP Music Box vs Spirit Box EMF Ghost Detector
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SP Music Box
This app uses your phone's sensors to detect paranormal activity by alerting you to EMF fluctuations, motion, and magnetic heading changes. It plays sounds and lights up the screen when sensors are triggered, logging events for later review.
- EMF fluctuation detection
- Motion and rotation sensing
- Magnetic heading changes
- Customizable alert sounds
- Sensor activation logging
- Real-time sensor status display
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Dive into the mysteries of the paranormal with the SP Music Box app, designed specifically for paranormal investigations. Whether you're a seasoned ghost hunter or a curious novice, SP Music Box transforms your smartphone into a powerful tool for detecting the unseen. Through the use of nothing but your iPhone's built-in sensors, the app will detect and alert you to EMF fluctuations, motion and rotation of your device, and changes to the magnetic heading, so alerting you to the possible presence of a spirit. Whenever one of the sensors is activated, a sound will play (select from 5 different built-in sounds / tunes), and the screen will light up, showing which of the sensors has been triggered. Triggering a sensor will also create a log, so you can see later the exact time specific a specific sensor was activated. Download the SP Music Box app today and let it help you discover the unknown. Explore the mysteries that lie beyond our world and uncover the secrets of the paranormal with the ultimate investigator's music box app.
Spirit Box EMF Ghost Detector
This app offers advanced tools for paranormal investigation and spirit communication. It features phoneme-based audio, professional sound banks, real-time audio effects, and tracking tools to aid in EVP detection and immersive spirit interaction.
- Phoneme-based audio for spirit communication
- Professional sound banks and white noise
- Real-time echo and reverb audio effects
- Radar and tracker tools for energy monitoring
- Mute switch detection alerts
- EVP tracking and paranormal research
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Step into the next level of ITC with Spirit Box EMF Ghost Detector, the ultimate EVP and ghost-hunting app. Perfect for paranormal enthusiasts, this app delivers professional-grade sound banks, real-time audio effects, and tracking tools for immersive spirit communication. Phoneme-Based Audio • Uses phonemes, partial words, reverse audio, and foreign language fragments for real-time spirit communication • Only basic sounds like “na,” “no,” “da,” “do,” “di,” “ma,” “may” are included • Ensures all messages are truly spirit-driven Sound Banks & White Noise • 9 Standard Banks – crafted for authentic EVP detection • White Noise Bank – from the legendary DR60 recorder, hailed as the “Holy Grail” of EVP devices • Layer with other banks for maximum effect Built-In Audio Effects • Echo – repeats audio in real time to capture responses • Reverb – creates a spacious, immersive atmosphere for clarity Advanced Paranormal Tools • Radar & Tracker Tools – monitor energy activity during ITC sessions • Mute Switch Detection – alerts if your device is muted • Ideal for paranormal hunting, EVP tracking, and research Subscription Plans • Weekly Plan – full access to all sound banks and effects for one week • Monthly Plan – full access for a month • Lifetime Plan – one-time payment for permanent access and future updates Securely processed via Apple App Store Cancel anytime Terms of Use: https://necrophonic.app/terms-of-use-necro/ Privacy Policy: https://necrophonic.app/privacy-policy-necro/
Screenshots
Verdict
The clearest difference is review sentiment: SP Music Box at 100% against Spirit Box EMF Ghost Detector's 52%. SP Music Box also leads on rating (5.0 vs 4.1) and in-app purchases (none vs 5). Spirit Box EMF Ghost Detector's advantage is price (Free vs $2.99) and update cadence (every 6 days vs every 5 months). On ads 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
Spirit Box EMF Ghost Detector is free to download; SP Music Box costs $2.99 up front. Spirit Box EMF Ghost Detector sells 5 in-app purchases, starting at $4.99 per 7 days. SP Music Box asks for nothing beyond the download.
SP Music Box holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: Spirit Box EMF Ghost Detector has 503 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of SP Music Box's written reviews are positive against 52% of Spirit Box EMF Ghost Detector's.
SP Music Box ships an update every 5 months, Spirit Box EMF Ghost Detector every 6 days. Both last shipped on October 30, 2026.
| Parameter | SP Music Box | Spirit Box EMF Ghost Detector |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 5.0 (1 ratings) — better | 4.1 (503 ratings) |
| Positive reviews | 100.0% of reviews — better | 51.9% of reviews |
| Number of ratings | 1 | 503 — better |
| Update frequency | Every 5 months | Every 6 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid — better | Subscription |
| Best chart rank | #190 — better | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 15 — better |
| Further details — not scored | ||
| Size | 9 MB | 61 MB |
| Age rating | 9+ | 9+ |
| Developer | Haunted Scotland Investigates LTD | Boss Web SRL |
Customer experience
SP Music Box
Spirit Box EMF Ghost Detector
Bugs and requests
SP Music Box
Not enough reviews yet to summarise bugs or requests.
Spirit Box EMF Ghost Detector
Reported bugs
7 issues- Subscription pop-ups appearing repeatedly and blocking functionality
- App becomes non-functional after subscription purchase
- Microphone access not requested but app responds as if listening
- Magnetic field interference causing false responses
- App crashes or stops working after updates
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- Redownloading doesn't resolve subscription issues
- Inconsistent behavior between sessions
Requested features
6 requests- Free trial period before requiring payment
- Adjustable sweep speed settings
- Pause functionality for audio playback
- Customer support contact information
- Clear disclosure of subscription requirements in app description
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- Refund options for non-functional purchases
In-app purchases
SP Music Box
No in-app purchases
Spirit Box EMF Ghost Detector
- Weekly Plan$4.997 Days
- Monthly Plan$9.991 Month
- Yearly Plan$9.991 Year
- Special Offer$14.99
- Lifetime Plan$29.99
Questions
Is SP Music Box free?
Is Spirit Box EMF Ghost Detector free?
Which has better reviews, SP Music Box or Spirit Box EMF Ghost Detector?
Do SP Music Box or Spirit Box EMF Ghost Detector have ads?
Which is updated more often, SP Music Box or Spirit Box EMF Ghost Detector?
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