Metal Detector・EMF Reader vs SnapGlucose
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Metal Detector・EMF Reader
Transform your iPhone into a versatile tool for detecting metal objects, locating wall studs, and measuring EMF levels. Utilize the device's built-in magnetometer for real-time insights into magnetic fields and signal strength, perfect for various DIY and utility tasks.
- Detect nearby metal objects
- Find wall studs, screws, nails, pipes
- Real-time magnetic field readings
- Live EMF meter and graph visualization
- Signal confidence indicator
- Axis-based directional detection
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Turn your iPhone into a powerful Metal Detector, Stud Finder & EMF Reader using the built-in magnetometer sensor. Metal Detector helps you locate nearby metal objects, detect magnetic fields, analyze EMF levels, and visualize live magnetometer readings directly from your device. Whether you’re searching for hidden metal, locating wall studs, checking electronics for EMF activity, or exploring magnetic fields around you, this app gives you real-time precision and easy-to-read insights. Perfect for DIY projects, construction work, home improvement, electronics testing, hobby exploration, and everyday utility use. FEATURES • Detect nearby metal objects using your iPhone’s magnetometer • Find wall studs, screws, nails, pipes, and hidden metallic objects • Real-time magnetic field readings in microtesla (µT) • Live EMF meter and magnetometer graph visualization • Signal confidence indicator for stronger detections • Axis-based directional detection system • Smooth real-time graphing of magnetic field activity • Minimal, clean, and professional interface • Fast and lightweight performance • Works instantly with supported iPhones HOW IT WORKS The app uses your iPhone’s built-in magnetometer sensor to measure magnetic field strength. When metal or magnetic objects are nearby, the magnetic field changes and the app displays the variation in real time. You can use Metal Detector to: • Locate metal studs in walls • Find hidden screws or nails • Detect magnetic interference • Measure EMF activity around electronics • Explore magnets and magnetic fields • Scan objects for metallic presence GREAT FOR • DIY & home improvement • Construction & renovation • Electricians & technicians • Hobbyists & explorers • Educational science experiments • Everyday utility detection IMPORTANT NOTES • Accuracy depends on your iPhone’s magnetometer sensor • Best results occur with ferromagnetic metals like iron and steel • Does not work for non ferrous metal like Aluminum, gold, silver • Thick walls or heavy interference can affect readings • Remove magnetic phone accessories for improved accuracy Download Metal Detector today and transform your iPhone into a smart magnetic field scanner, EMF reader, and stud finder tool. Terms of service - https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
SnapGlucose
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SnapGlucose is a simple iOS app for logging blood glucose numbers from camera. Just take a photo, confirm the number, and keep a clear record over time. SnapGlucose helps you record and review glucose readings with minimal effort. Instead of typing numbers every time, you can take a photo and let the app recognize the number on your device. You stay in control — every value is always confirmed or edited by you. The app focuses on clarity, speed, and privacy. Just clean records you can review anytime. Key Features • Snap a photo to log glucose numbers quickly • On-device recognition — images are not uploaded • Manual entry with large, easy-to-read keypad • Simple notes for context (optional) • Clear history list and line chart views • Supports mmol/L and mg/dL • Export your data when needed SnapGlucose is designed to be easy to use, including for older users, with large text, high contrast, and a distraction-free interface. Important Notice SnapGlucose is intended for logging user-provided glucose readings only. It does not provide medical advice, diagnosis, treatment, or health recommendations, it for record keeping only. It does not connect to medical devices. Always consult qualified professionals for medical guidance.
Screenshots
Verdict
The clearest difference is in-app purchases: SnapGlucose at none against Metal Detector・EMF Reader's 1. Metal Detector・EMF Reader's advantage is iOS requirement (16.6 vs 18.6). On price, update cadence, ads and device support 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
Both are free to download. Metal Detector・EMF Reader sells 1 one-off in-app purchase. SnapGlucose asks for nothing beyond the download.
Both ship on a similar rhythm, roughly weekly. Both last shipped on October 18, 2026.
| Parameter | Metal Detector・EMF Reader | SnapGlucose |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Weekly | Weekly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 16.6 — better | 18.6 |
| Further details — not scored | ||
| Size | 18 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | Yash Mandhyan | 芬 江 |
In-app purchases
Metal Detector・EMF Reader
- Lifetime Access$2.99
SnapGlucose
No in-app purchases
Questions
Is Metal Detector・EMF Reader free?
Is SnapGlucose free?
Do Metal Detector・EMF Reader or SnapGlucose have ads?
Which is updated more often, Metal Detector・EMF Reader or SnapGlucose?
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