# Metal Detector Map Tracker vs RepGrid

The clearest difference is in-app purchases: Metal Detector Map Tracker at none against RepGrid's 3. Metal Detector Map Tracker also leads on iOS requirement (12.0 vs 17). RepGrid's advantage is update cadence (every 4 weeks vs every 8 months). On price, ads and device support there is nothing between them.

Both are free to download. RepGrid sells 3 in-app purchases, starting at $3.99 per month. Metal Detector Map Tracker asks for nothing beyond the download.

Metal Detector Map Tracker ships an update every 8 months, RepGrid every 4 weeks. The most recent releases landed on October 7, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Metal Detector Map Tracker | RepGrid |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 8 months | **Every 4 weeks** |
| Size | 27 MB | 5 MB |
| Requires iOS | **12.0** | 17 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [bruno Parente](https://appshunter.io/developer/1788093773) | [Hugo Andrada](https://appshunter.io/developer/1872157882) |

## What reviewers say

### Metal Detector Map Tracker

[App page](https://appshunter.io/ios/app/metal-detector-map-tracker/id6741608845)

**Features:** macOS Compatibility

**In-app purchases:** none


### RepGrid

[App page](https://appshunter.io/ios/app/repgrid-exercise-tracker/id6794585895)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GoalGrid Premium | $3.99 | per month |
| GoalGrid Premium | $24.99 | per year |
| RepGrid Premium Lifetime | $89.99 | one-time |


## Frequently asked questions

### Is Metal Detector Map Tracker free?

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

### Is RepGrid free?

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

### Do Metal Detector Map Tracker or RepGrid have ads?

Both Metal Detector Map Tracker and RepGrid show ads.

### Which is updated more often, Metal Detector Map Tracker or RepGrid?

Metal Detector Map Tracker ships an update every 8 months, and RepGrid every 4 weeks. Most recently, Metal Detector Map Tracker was updated on October 7, 2026 and RepGrid on October 5, 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.*