Comparison

i Metal Detector vs Magnetometer

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

Head to head
About

i Metal Detector

This utility app transforms your iPhone into a metal detector using its magnetic field sensor. It detects nearby metal objects by measuring variations in the magnetic field. Be cautious not to hold your device too close to strong magnets to prevent potential damage.

Highlights
  • Uses iPhone's magnetic field sensor
  • Detects nearby metal objects
  • Measures magnetic field variations
  • Simple and intuitive interface
Features
Read full description

The metal detector applications using the magnetic field sensor of the iPhone. If you have any metal objects in the vicinity of the magnetic field varies iPhone. Holding your iPhone closer to the metal around. Electronics, and sensitive to the iron material. The stronger the magnet, please refrain from approaching. It can be the cause of the failure of the iPhone.

About

Magnetometer

This application uses your iPhone's compass to detect electromagnetic interference, helping you find metal objects or magnets. It's designed for fun and experimental purposes, not as a professional tool. Discover hidden metal items or simply explore the magnetic fields around you.

Highlights
  • Detects metal and magnets
  • Uses iPhone's compass
  • Measures EMF interference
  • Fun and experimental use
  • Simple user interface
Read full description

Magnetometer is a fun app for finding metal or magnets by detecting EMF interference with your iPhone's compass heading. Find your keys, or just have fun discovering what could be made of metal. Magnetometer is not meant to replace an actual, professional-grade metal detector. Magnetometer presents simple information to the user about the interference experiences. For more scientific data, please turn to other great apps on the App Store. Magnetometer is made for fun and for experimental purposes and is not designed for scientific use. Also, don't drop your iPhone in sand hoping to find treasure; it's risky.

Screenshots

i Metal Detector3 screens
Magnetometer4 screens

Verdict

The call

The clearest difference is review sentiment: Magnetometer at 86% against i Metal Detector's 30%. Magnetometer also leads on ads (none vs shown) and rating (4.4 vs 4.2). i Metal Detector's advantage is price (Free vs $0.99) and update cadence (every 2 months vs every 34 months). On ratings volume and in-app purchases 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

i Metal Detector is free to download; Magnetometer costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Magnetometer holds the better App Store score, 4.4 against 4.2. Both are backed by a comparable volume of ratings — 25 and 13 respectively. Written reviews point the same way: 30% of i Metal Detector's written reviews are positive against 86% of Magnetometer's.

UpkeepUpdate frequency

i Metal Detector ships an update every 2 months, Magnetometer every 34 months. The most recent releases landed on October 19, 2026 and October 9, 2026 respectively.

Scorecard8 real differences · 2 level
i Metal Detector versus Magnetometer: the parameters behind the verdict, then further details
Parameteri Metal DetectorMagnetometer
PriceFree — better$0.99
Rating4.2 (25 ratings)4.4 (13 ratings) — better
Positive reviews29.6% of reviews85.7% of reviews — better
Number of ratings25 — better13
Update frequencyEvery 2 months — betterEvery 34 months
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supported — betterPaid
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS13.0 — better16.0
Further details — not scored
Size6 MB2 MB
Age rating4+4+
DeveloperEONSOFTBogdan Gavriluta

Customer experience

i Metal Detector

All ratings25 ratings
Positive80.0%
Neutral4.0%
Negative16.0%
Written reviews27 reviews
Positive29.6%
Neutral14.8%
Negative55.6%

Magnetometer

All ratings13 ratings
Positive76.9%
Neutral15.4%
Negative7.7%
Written reviews7 reviews
Positive85.7%
Neutral14.3%
Negative0.0%

In-app purchases

None

i Metal Detector

No in-app purchases

None

Magnetometer

No in-app purchases

Questions

Is i Metal Detector free?
i Metal Detector is free to download, with no in-app purchases.
Is Magnetometer free?
Magnetometer costs $0.99, with no in-app purchases.
Which has better reviews, i Metal Detector or Magnetometer?
Magnetometer is rated higher. i Metal Detector averages 4.2 out of 5 from 25 ratings, while Magnetometer averages 4.4 from 13 ratings.
Do i Metal Detector or Magnetometer have ads?
i Metal Detector shows ads; Magnetometer does not.
Which is updated more often, i Metal Detector or Magnetometer?
i Metal Detector ships an update every 2 months, and Magnetometer every 34 months. Most recently, i Metal Detector was updated on October 19, 2026 and Magnetometer on October 9, 2026.

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