# i Metal Detector vs FlowDetect

The clearest difference is ads: FlowDetect at none against i Metal Detector's shown. FlowDetect also leads on update cadence (every 2 days vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

i Metal Detector ships an update every 2 months, FlowDetect every 2 days. The most recent releases landed on November 11, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | i Metal Detector | FlowDetect |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (26 ratings)](https://appshunter.io/ios/app/i-metal-detector/id1032659582/reviews)** | — |
| Number of ratings | **26** | — |
| Positive reviews | 29.6% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Ad-supported | — |
| Size | 6 MB | 63 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [EONSOFT](https://appshunter.io/developer/899851112) | [Mario Davoli](https://appshunter.io/developer/1568279333) |

## What reviewers say

### i Metal Detector

[App page](https://appshunter.io/ios/app/i-metal-detector/id1032659582)

This utility app uses your iPhone's magnetic field sensor to detect nearby metal objects. Simply hold your device closer to potential metal items to gauge their magnetic field strength. Be cautious with strong magnets to avoid damaging your iPhone.

**Highlights:** Detects metal with magnetic field sensor, Measures magnetic field variations, Proximity-based detection, Works on iPhone and iPad

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases:** none


### FlowDetect

[App page](https://appshunter.io/ios/app/flowdetect/id1587553569)

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

**In-app purchases:** none


## Frequently asked questions

### Is i Metal Detector free?

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

### Is FlowDetect free?

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

### Do i Metal Detector or FlowDetect have ads?

i Metal Detector shows ads; FlowDetect does not.

### Which is updated more often, i Metal Detector or FlowDetect?

i Metal Detector ships an update every 2 months, and FlowDetect every 2 days. Most recently, i Metal Detector was updated on November 11, 2026 and FlowDetect on November 7, 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.*