# Mini Metal Detector vs Universal Alliance

The clearest difference is ads: Universal Alliance at none against Mini Metal Detector's shown. Universal Alliance also leads on update cadence (monthly vs every 15 months) and iOS requirement (12.0 vs 17.0). On price, 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.

Mini Metal Detector ships an update every 15 months, Universal Alliance monthly. Both last shipped on November 2, 2026.

## The numbers

| Metric | Mini Metal Detector | Universal Alliance |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (153 ratings)](https://appshunter.io/ios/app/mini-metal-detector/id1114381920/reviews)** | — |
| Number of ratings | **153** | — |
| Positive reviews | 72.7% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 15 months | **Monthly** |
| Monetization | Ad-supported | — |
| Size | 8 MB | 46 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mert TUZER](https://appshunter.io/developer/1111162127) | [Naitik Shah](https://appshunter.io/developer/1157855975) |

## What reviewers say

### Mini Metal Detector

[App page](https://appshunter.io/ios/app/mini-metal-detector/id1114381920)

Turn your smartphone into a functional metal detector. This app uses your device's magnetometer to identify hidden metal objects with clear visual and audio cues. It offers a user-friendly experience with helpful features like dark mode.

**Highlights:** Precise metal detection, Audio feedback, Visual indicators, Easy to use interface, Dark mode support, Battery-friendly design

**Features:** macOS Compatibility, iPhone Duo support

**In-app purchases:** none

**What reviewers like**

- ✅ Functional metal detection capability
- 👍 Simple and effective design
- 🎯 Successfully detects metal objects
- 📱 Works as advertised for basic use
- 🔊 Audible alerts for detection

**What reviewers complain about**

- 🐛 Inconsistent detection accuracy
- ❌ Fails to detect metal in some cases
- 🔊 Annoying beeping tone
- 🎯 Detects magnets instead of all metals
- ❓ Lacks user instructions

**Reported bugs**

- Does not detect metal reliably
- Detects magnets instead of general metals
- False positives on air and pillows
- Inconsistent response to metal objects
- App functionality unclear without instructions

**Requested features**

- Softer or customizable alert sounds
- Clear user instructions/tutorial
- Better documentation on functionality
- Improved metal detection sensitivity settings


### Universal Alliance

[App page](https://appshunter.io/ios/app/universal-alliance/id1351280488)

**In-app purchases:** none


## Frequently asked questions

### Is Mini Metal Detector free?

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

### Is Universal Alliance free?

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

### Do Mini Metal Detector or Universal Alliance have ads?

Mini Metal Detector shows ads; Universal Alliance does not.

### Which is updated more often, Mini Metal Detector or Universal Alliance?

Mini Metal Detector ships an update every 15 months, and Universal Alliance monthly. Most recently, Mini Metal Detector was updated on November 2, 2026 and Universal Alliance on November 2, 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.*