Metal Detector・EMF Reader vs NetProbe
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/
NetProbe
A comprehensive network diagnostics toolkit offering 54 professional-grade tools for network administrators, developers, and power users. It provides features for network analysis, security, monitoring, and developer utilities, with a free tier and a one-time purchase for all pro tools.
- 54 professional-grade network diagnostic tools
- Free tools include IP, Ping, DNS Lookup, and more
- 47 Pro tools available via one-time purchase
- Network analysis, security, monitoring, and developer utilities
- Global search and searchable history
- Cross-platform support for iPhone, iPad, and Mac
- Report export and tool chaining
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NetProbe is a comprehensive network diagnostics toolkit for iPhone, iPad, and Mac. Whether you're a network administrator, developer, or power user, NetProbe puts 54 professional-grade tools at your fingertips. 7 FREE TOOLS - My IP — View your public and local IP addresses with geolocation - Ping — Measure latency and packet loss to any host in real time - DNS Lookup — Query A, AAAA, MX, CNAME, TXT, NS, and SOA records - Port Reference — Searchable database of well-known ports and services - Whois — Look up domain registration, ownership, and expiration dates - IP Geolocation — Locate any IP with country, city, ISP, and AS number - Public DNS — Directory of public DNS servers with search and filtering 47 PRO TOOLS (one-time purchase unlocks all) Network & Discovery: - Traceroute, Traceroute Map, Multi-Ping, Port Scanner, Port Checker - Speed Test, Network Scanner, Reverse DNS, Reverse IP - DNS Propagation, ASN Lookup, Wake-on-LAN - Router Info, ARP Table, WiFi Analyzer (macOS only) - Network Interfaces, Bonjour Browser, SSDP Browser, MAC Vendor Lookup Security & Privacy: - SSL Inspector, SSL Expiry Monitor, HTTP Headers, Security Score - DNS Leak Test, Password Leak Check, Email Headers, IP Blocklist Monitoring: - Bandwidth Monitor, Connection Monitor, Outage Detector - Dashboard, Network Timeline Utilities & Developer: - Tool Chain, Profiles, Report Export - JSON Formatter, Base64 Tool, URL Encoder, JWT Decoder - Epoch Converter, QR Generator, User-Agent Parser, Regex Tester - HTTP Status Codes, CIDR Calculator, VLSM Calculator, Network Calculator TRY BEFORE YOU BUY Every Pro tool includes 5 free trial uses — no account required, no strings attached. KEY FEATURES - Global search — find tools and history results instantly - Works natively on iPhone, iPad, and Mac - All results saved in searchable history with rerun support - Profiles — save hosts and run diagnostics with one tap - Tool Chain — run multiple diagnostics in sequence on a single host - Report Export — generate shareable diagnostic reports - Light and dark mode support - No ads, no tracking, no account required - All diagnostics run directly from your device Terms of use: https://www.myrcbox.com/netprobe/#terms Privacy policy: https://www.myrcbox.com/netprobe/#privacy
Screenshots
Verdict
The clearest difference is monetization model: Metal Detector・EMF Reader at free against NetProbe's freemium. Metal Detector・EMF Reader also leads on iOS requirement (16.6 vs 26.2). NetProbe's advantage is device support (3 vs 1). On price, rating, ratings volume and update cadence 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 and NetProbe sells 1 one-off in-app purchase. 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 Metal Detector・EMF Reader against 5.0 for NetProbe. Both are backed by a comparable volume of ratings — 2 and 1 respectively.
Metal Detector・EMF Reader ships an update weekly, NetProbe every 10 days. The most recent releases landed on October 12, 2026 and October 11, 2026 respectively.
| Parameter | Metal Detector・EMF Reader | NetProbe |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | 1 |
| Update frequency | Weekly — better | Every 10 days |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone | iPhone, iPad, Mac — better |
| Requires iOS | 16.6 — better | 26.2 |
| Further details — not scored | ||
| Size | 18 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Yash Mandhyan | Sylvain Lafrance |
Customer experience
Metal Detector・EMF Reader
NetProbe
In-app purchases
Metal Detector・EMF Reader
- Lifetime Access$1.99
NetProbe
- NetProbe Pro$14.99
Questions
Is Metal Detector・EMF Reader free?
Is NetProbe free?
Which has better reviews, Metal Detector・EMF Reader or NetProbe?
Do Metal Detector・EMF Reader or NetProbe have ads?
Which is updated more often, Metal Detector・EMF Reader or NetProbe?
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