# Metal Detector & Magnetometer vs CryptKB

The clearest difference is price: CryptKB at Free against Metal Detector & Magnetometer's $1.99. CryptKB also leads on rating (5.0 vs 1.0). On ratings volume, ads, in-app purchases and device support there is nothing between them.

CryptKB is free to download; Metal Detector & Magnetometer costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

CryptKB holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

## The numbers

| Metric | Metal Detector & Magnetometer | CryptKB |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/metal-detector-and-magnetometer/id405957672/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cryptkb/id6761269767/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 53.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | — |
| Monetization | Paid | **Free** |
| Size | 11 MB | 5 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Andy Soft](https://appshunter.io/developer/367577511) | [Seth Farrington18896201822](https://appshunter.io/developer/1803242963) |

## What reviewers say

### Metal Detector & Magnetometer

[App page](https://appshunter.io/ios/app/metal-detector-and-magnetometer/id405957672)

Transform your iPhone into a professional metal detector. This app uses your device's magnetometer to detect ferrous metals with precision, ideal for finding lost objects or inspecting materials. It offers an intuitive interface with customizable sounds and themes.

**Highlights:** Uses iPhone magnetometer for detection, Detects ferrous metals, Intuitive professional interface, Customizable sounds and themes, Integrated flashlight, Instant use, no calibration

**Features:** macOS Compatibility

**In-app purchases:** none


### CryptKB

[App page](https://appshunter.io/ios/app/cryptkb/id6761269767)

Encrypt messages and files locally on your device before sending. Use a custom keyboard or Messages extension to easily encrypt and decrypt content with a password. Your data remains private with no account creation or backend servers.

**Highlights:** Local encryption/decryption, Custom keyboard integration, Messages extension, AES-256-GCM encryption, ASCII-safe payload, Password saving with Face ID/passcode

**Features:** macOS Compatibility, iMessage stickers, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Metal Detector & Magnetometer free?

Metal Detector & Magnetometer costs $1.99, with no in-app purchases.

### Is CryptKB free?

CryptKB is free to download, with no in-app purchases.

### Which has better reviews, Metal Detector & Magnetometer or CryptKB?

CryptKB is rated higher. Metal Detector & Magnetometer averages 1.0 out of 5 from 1 ratings, while CryptKB averages 5.0 from 1 ratings.

### Do Metal Detector & Magnetometer or CryptKB have ads?

Neither Metal Detector & Magnetometer nor CryptKB shows ads.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*