# Mini Metal Detector vs KeepUp

The clearest difference is in-app purchases: Mini Metal Detector at none against KeepUp's 2. KeepUp's advantage is ads (none vs shown) and update cadence (fortnightly vs every 15 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. KeepUp sells 2 in-app purchases, starting at $4.99 per month. Mini Metal Detector asks for nothing beyond the download.

Mini Metal Detector ships an update every 15 months, KeepUp fortnightly. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Mini Metal Detector | KeepUp |
| --- | --- | --- |
| 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** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 15 months | **Fortnightly** |
| Monetization | Ad-supported | — |
| Size | 8 MB | 39 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Mert TUZER](https://appshunter.io/developer/1111162127) | [Emircan Aydin](https://appshunter.io/developer/1765868473) |

## 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


### KeepUp

[App page](https://appshunter.io/ios/app/keepup-save-links-and-bookmarks/id6670336894)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $4.99 | per month |
| Yearly Premium | $19.99 | per year |


## Frequently asked questions

### Is Mini Metal Detector free?

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

### Is KeepUp free?

KeepUp is free to download, with in-app purchases available.

### Do Mini Metal Detector or KeepUp have ads?

Mini Metal Detector shows ads; KeepUp does not.

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

Mini Metal Detector ships an update every 15 months, and KeepUp fortnightly. Most recently, Mini Metal Detector was updated on November 2, 2026 and KeepUp on November 4, 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.*