# The Metal Detector vs bitseio

The clearest difference is update cadence: bitseio at every 3 months against The Metal Detector's every 38 months. bitseio also leads on iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

The Metal Detector ships an update every 38 months, bitseio every 3 months. The most recent releases landed on September 29, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | The Metal Detector | bitseio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (7 ratings)](https://appshunter.io/ios/app/the-metal-detector/id1400084129/reviews)** | — |
| Number of ratings | **7** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 3 months** |
| Monetization | Free | — |
| Size | 6 MB | 9 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tejas Padliya](https://appshunter.io/developer/1400084128) | [Tapwow, Llc](https://appshunter.io/developer/1475161787) |

## What reviewers say

### The Metal Detector

[App page](https://appshunter.io/ios/app/the-metal-detector/id1400084129)

This utility app leverages your iPhone's magnetic sensor to detect nearby magnetic fields. It offers a simple interface with visual feedback and readings, providing a tool for exploring magnetic phenomena around you.

**Highlights:** Detects magnetic fields, Uses iPhone's magnetic sensor, Simple user interface, Visual feedback with readings, Supports iPhone XS Max, Calibration guidance

**Features:** macOS Compatibility

**In-app purchases:** none


### bitseio

[App page](https://appshunter.io/ios/app/bitseio/id1663275916)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is The Metal Detector free?

The Metal Detector is free to download, with no in-app purchases.

### Is bitseio free?

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

### Do The Metal Detector or bitseio have ads?

Neither The Metal Detector nor bitseio shows ads.

### Which is updated more often, The Metal Detector or bitseio?

The Metal Detector ships an update every 38 months, and bitseio every 3 months. Most recently, The Metal Detector was updated on September 29, 2026 and bitseio on October 17, 2026.

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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.*