# Grizztracker vs Metal Detector EMF

The clearest difference is in-app purchases: Grizztracker at none against Metal Detector EMF's 1. Grizztracker also leads on iOS requirement (9.0 vs 13.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Metal Detector EMF sells 1 one-off in-app purchase. Grizztracker asks for nothing beyond the download.

Grizztracker ships an update every 11 months, Metal Detector EMF every 9 months. Both last shipped on November 2, 2026.

## The numbers

| Metric | Grizztracker | Metal Detector EMF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (2.5K ratings)](https://appshunter.io/ios/app/metal-detector-emf/id1073102084/reviews)** |
| Number of ratings | — | **2.5K** |
| Positive reviews | — | 68.4% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 9 months** |
| Monetization | — | Free with in-app purchases |
| Size | 8 MB | 11 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Miistakis Institute for the Rockies Inc.](https://appshunter.io/developer/692004673) | [ExaMobile S.A.](https://appshunter.io/developer/506014841) |

## What reviewers say

### Grizztracker

[App page](https://appshunter.io/ios/app/grizztracker/id1071096740)

**Features:** macOS Compatibility

**In-app purchases:** none


### Metal Detector EMF

[App page](https://appshunter.io/ios/app/metal-detector-emf/id1073102084)

This application uses your smartphone's magnetic sensor to detect nearby metal objects. It can help you find hidden metallic items, act as a treasure hunting tool, or even assist in ghost hunting by visualizing magnetic field trends. Requires a device with a magnetic sensor to function.

**Highlights:** Detects nearby metal, Measures magnetic field, Finds hidden metallic objects, Acts as a treasure hunter tool, Assists ghost hunters, Visualizes reading trends with a graph

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AdBlock - Remove ads | $1.99 | one-time |

**What reviewers like**

- 🚀 Works great
- 👍 Surprisingly accurate
- 🔍 Helpful for finding lost items
- 💡 Innovative use of phone sensors
- 🔍 Useful for locating property markers

**What reviewers complain about**

- 🐛 Inconsistent performance
- 🔍 Limited detection range
- 🔍 Only detects magnetic metals
- 🔋 Drains battery quickly

**Reported bugs**

- Settings page not functioning
- App crashes on some devices
- Inaccurate readings in certain situations

**Requested features**

- Ability to detect non-magnetic metals
- Improved sensitivity and detection range
- Option to calibrate the sensor
- Metal identification feature


## Frequently asked questions

### Is Grizztracker free?

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

### Is Metal Detector EMF free?

Metal Detector EMF is free to download, with in-app purchases available.

### Do Grizztracker or Metal Detector EMF have ads?

Neither Grizztracker nor Metal Detector EMF shows ads.

### Which is updated more often, Grizztracker or Metal Detector EMF?

Grizztracker ships an update every 11 months, and Metal Detector EMF every 9 months. Most recently, Grizztracker was updated on November 2, 2026 and Metal Detector EMF 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.*