Comparison

Metal Detector vs Authenticator

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

Head to head
About

Metal Detector

Transform your iPhone into a versatile detection tool. Easily locate studs, metal objects, and even lost Bluetooth devices. Log your finds and navigate with an integrated compass for efficient searching.

Highlights
  • Adjustable metal detection sensitivity
  • Log detection data with location
  • Integrated digital compass
  • Scan for and locate Bluetooth devices
  • Find jewelry, keys, and tools
Features
Read full description

Turn your iPhone into a Stud finder + metal detector. Lost a ring, keys, or even your Bluetooth earbuds? EMF Metal Detector turns your smartphone into a powerful and versatile detection tool. Find what matters, right when it matters. KEY FEATURES: - ADJUSTABLE METAL DETECTION: Customize sensitivity to find everything from small items to buried objects. Locate valuables like diamond rings, necklaces, and coins. Find everyday items: keys, tools, screws, and metal buttons. Detect outdoor markers: property pins, pipes, tent stakes, and more. - LOG YOUR FINDS: Automatically save detection data including location and magnetic field strength. Build a personal search history and track your discoveries over time. - INTEGRATED COMPASS: Navigate easily during outdoor searches with the built-in digital compass. - BLUETOOTH TRACKING: Scan for and locate nearby Bluetooth devices like AirPods, wireless headphones, and smart tags. PERFECT FOR: - Finding jewelry and keys lost at home or in the yard - Outdoor adventures: beach combing, camping, and exploration - Locating property markers, pipes, and buried items - Quickly finding lost Bluetooth devices Download Metal Detector EMF now and unlock the hidden power of your phone. Stop searching the hard way—start detecting the smart way. Terms of use: https://www.apphong.top/terms Privacy Policy: https://www.apphong.top/privacy

About

Authenticator

Features
Read full description

Authenticator is a privacy-first two-factor authentication (2FA / MFA) app that generates TOTP verification codes offline on your device. KEEP YOUR ACCOUNTS SAFE • Generate time-based one-time passwords (TOTP) without an internet connection • Scan QR codes or enter setup keys manually • Organize accounts with categories (Premium) • Codes stay on your device — secrets are never sent to our servers PASSWORDS IN ONE VAULT • Store authenticator accounts and passwords together • Local encryption keeps credentials protected on device OPTIONAL ENCRYPTED BACKUP • Premium unlocks end-to-end encrypted cloud backup & sync via Sign in with Apple and iCloud • Data is encrypted before it leaves your device PREMIUM • Unlimited authenticator accounts and passwords • Categories, encrypted backup & sync, and an ad-free experience • Start with a 3-day free trial Authenticator is independent and is not affiliated with third-party services whose accounts you add. Privacy Policy: https://authenticator.panasun.work/privacy Support: https://authenticator.panasun.work

Screenshots

Metal Detector4 screens
Authenticator4 screens

Verdict

The call

The clearest difference is update cadence: Authenticator at every 6 days against Metal Detector's every 2 months. On price, ads, in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Metal Detector sells 3 in-app purchases, starting at $2.99 per 7 days and Authenticator sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Metal Detector ships an update every 2 months, Authenticator every 6 days. The most recent releases landed on October 24, 2026 and October 8, 2026 respectively.

Scorecard1 real difference · 8 level
Metal Detector versus Authenticator: the parameters behind the verdict, then further details
ParameterMetal DetectorAuthenticator
PriceFreeFree
Rating3.9 (15 ratings) — better—
Number of ratings15 — better—
Update frequencyEvery 2 monthsEvery 6 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS1615.0 — better
Further details — not scored
Size7 MB40 MB
Age rating4+4+
Developer良程 孙NODEBIN COMPANY LIMITED

In-app purchases

3 purchases

Metal Detector

Subscriptions2
  • Metal Detector EMF Pro$2.997 Days
  • Metal Detector EMF Pro$5.991 Month
One-time1
  • Metal Detector EMF Pro$7.99
3 purchases

Authenticator

Subscriptions3
  • Premium Weekly3 Days trial$4.997 Days
  • Premium Monthly3 Days trial$5.991 Month
  • Premium Annual3 Days trial$59.991 Year

Questions

Is Metal Detector free?
Metal Detector is free to download, with in-app purchases available.
Is Authenticator free?
Authenticator is free to download, with in-app purchases available.
Do Metal Detector or Authenticator have ads?
Neither Metal Detector nor Authenticator shows ads.
Which is updated more often, Metal Detector or Authenticator?
Metal Detector ships an update every 2 months, and Authenticator every 6 days. Most recently, Metal Detector was updated on October 24, 2026 and Authenticator on October 8, 2026.

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