Comparison

Barcode Wallet vs Metal Detector・EMF Reader

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

Head to head
About

Barcode Wallet

Digitize your physical loyalty, membership, and barcode cards for quick access. Scan and store all your cards in one organized place, eliminating the need to carry physical copies and ensuring you never miss out on rewards.

Highlights
  • Effortless barcode/QR code scanning
  • Consolidate all cards in one app
  • Instant digital card access
  • Eliminate physical cards
  • Privacy-focused data capture
  • Simple and intuitive interface
Features
Read full description

Barcode Wallet allows you to quickly and easily scan your physical loyalty cards, gym memberships, library cards, and any other barcode or QR code-enabled card. Once scanned, your digital cards are instantly accessible, right from your phone. No more fumbling at the checkout, searching for the right card, or missing out on rewards because you left your card at home! Key Features: • Effortless scanning: Simply use your camera to scan the barcode or QR code on your card. Barcode Wallet intelligently captures and stores the necessary information. • All in one place: Consolidate all your loyalty, membership, and barcode cards into a single, organised app. • Instant access: Pull up any card with a quick tap, ready to be scanned at the point of sale or service. • No more to physical cards: Lighten your wallet and reduce clutter by going digital. • Privacy focused: Barcode Wallet does NOT store or capture any personal details, names, addresses, or account numbers. Only the minimum data is captured to save the barcode or QR code. We do not nor will ever ask for or transmit any identifying information. • Simple & intuitive: Designed for ease of use, making viewing and managing digital cards a breeze. Download now and start decluttering your wallet today!

About

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.

Highlights
  • 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
Features
Read full description

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/

Screenshots

Barcode Wallet4 screens
Metal Detector・EMF Reader3 screens

Verdict

The call

The clearest difference is review sentiment: Metal Detector・EMF Reader at 100% against Barcode Wallet's 0%. Metal Detector・EMF Reader also leads on rating (5.0 vs 1.0) and update cadence (weekly vs every 2 months). Barcode Wallet's advantage is in-app purchases (none vs 1). On price, ratings volume, ads and monetization model 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

Both are free to download. Metal Detector・EMF Reader sells 1 one-off in-app purchase. Barcode Wallet asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Metal Detector・EMF Reader holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews point the same way: 0% of Barcode Wallet's written reviews are positive against 100% of Metal Detector・EMF Reader's.

UpkeepUpdate frequency

Barcode Wallet ships an update every 2 months, Metal Detector・EMF Reader weekly. The most recent releases landed on October 11, 2026 and October 18, 2026 respectively.

Scorecard5 real differences · 5 level
Barcode Wallet versus Metal Detector・EMF Reader: the parameters behind the verdict, then further details
ParameterBarcode WalletMetal Detector・EMF Reader
PriceFreeFree
Rating1.0 (2 ratings)5.0 (2 ratings) — better
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings22
Update frequencyEvery 2 monthsWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFreeFree
DevicesiPhone, iPad — betteriPhone
Requires iOS18.016.6 — better
Further details — not scored
Size11 MB18 MB
Age rating4+4+
DeveloperAlexander KozlowskiYash Mandhyan

Customer experience

Barcode Wallet

All ratings2 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews2 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Metal Detector・EMF Reader

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Barcode Wallet

No in-app purchases

1 purchases

Metal Detector・EMF Reader

One-time1
  • Lifetime Access$2.99

Questions

Is Barcode Wallet free?
Barcode Wallet is free to download, with no in-app purchases.
Is Metal Detector・EMF Reader free?
Metal Detector・EMF Reader is free to download, with in-app purchases available.
Which has better reviews, Barcode Wallet or Metal Detector・EMF Reader?
Metal Detector・EMF Reader is rated higher. Barcode Wallet averages 1.0 out of 5 from 2 ratings, while Metal Detector・EMF Reader averages 5.0 from 2 ratings.
Do Barcode Wallet or Metal Detector・EMF Reader have ads?
Neither Barcode Wallet nor Metal Detector・EMF Reader shows ads.
Which is updated more often, Barcode Wallet or Metal Detector・EMF Reader?
Barcode Wallet ships an update every 2 months, and Metal Detector・EMF Reader weekly. Most recently, Barcode Wallet was updated on October 11, 2026 and Metal Detector・EMF Reader on October 18, 2026.

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