# LinkLater Inbox vs Stud + Metal Scanner

The clearest difference is update cadence: LinkLater Inbox at every 10 days against Stud + Metal Scanner's every 9 months. Stud + Metal Scanner's advantage is iOS requirement (15.6 vs 17.0). On price, ads, 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.

LinkLater Inbox ships an update every 10 days, Stud + Metal Scanner every 9 months. The most recent releases landed on October 7, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | LinkLater Inbox | Stud + Metal Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/stud-plus-metal-scanner/id6757409552/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 9 months |
| Monetization | — | Free |
| Size | 4 MB | 5 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [tanabe yutaka](https://appshunter.io/developer/1709649210) | [PRADEEP CHENDURAN BALASUNDARAM](https://appshunter.io/developer/1866726591) |

## What reviewers say

### LinkLater Inbox

[App page](https://appshunter.io/ios/app/linklater-inbox/id6756659627)

**Features:** macOS Compatibility

**In-app purchases:** none


### Stud + Metal Scanner

[App page](https://appshunter.io/ios/app/stud-plus-metal-scanner/id6757409552)

Instantly locate studs, screws, and nails behind walls, or measure magnetic fields (EMF) using your iPhone's built-in sensor. This dual-mode utility is perfect for DIY projects, home improvement, and scientific exploration.

**Highlights:** Stud finder mode, Magnetometer (EMF) mode, Detect studs, screws, nails, and metal, Measure magnetic fields in real-time, Graph view for field changes, Pause scans for precision readings, Re-zero sensor for accuracy

**In-app purchases:** none


## Frequently asked questions

### Is LinkLater Inbox free?

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

### Is Stud + Metal Scanner free?

Stud + Metal Scanner is free to download, with no in-app purchases.

### Do LinkLater Inbox or Stud + Metal Scanner have ads?

Neither LinkLater Inbox nor Stud + Metal Scanner shows ads.

### Which is updated more often, LinkLater Inbox or Stud + Metal Scanner?

LinkLater Inbox ships an update every 10 days, and Stud + Metal Scanner every 9 months. Most recently, LinkLater Inbox was updated on October 7, 2026 and Stud + Metal Scanner on October 16, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*