# Studfinder Tool Metal Detect vs WaterLink

The clearest difference is rating: WaterLink at 5.0 against Studfinder Tool Metal Detect's 4.4. WaterLink also leads on in-app purchases (none vs 3) and update cadence (every 2 weeks vs every 6 months). Studfinder Tool Metal Detect's advantage is ratings volume (9 vs 1). On price, ads and device support there is nothing between them.

Both are free to download. Studfinder Tool Metal Detect sells 3 in-app purchases, starting at $0.99 per 7 days. WaterLink asks for nothing beyond the download.

WaterLink holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Studfinder Tool Metal Detect has 9 ratings behind it against 1, so its average is the more settled of the two.

Studfinder Tool Metal Detect ships an update every 6 months, WaterLink every 2 weeks. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Studfinder Tool Metal Detect | WaterLink |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (9 ratings)](https://appshunter.io/ios/app/studfinder-tool-metal-detect/id6742410410/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/waterlink/id6760374419/reviews)** |
| Number of ratings | **9** | 1 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 21 MB | 29 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Farouk Nasser](https://appshunter.io/developer/1478256466) | [雷 刘](https://appshunter.io/developer/1879830556) |

## What reviewers say

### Studfinder Tool Metal Detect

[App page](https://appshunter.io/ios/app/studfinder-tool-metal-detect/id6742410410)

This tool transforms your iPhone into a wall scanning assistant. It helps you locate hidden studs, pipes, wires, and metal objects behind walls, ceilings, and floors for confident drilling and mounting.

**Highlights:** Detect wooden wall studs, Find metal pipes and framing, Locate steel rebar, Identify live AC electrical wires, Multiple scanning modes, Augmented Reality guidance, Built-in level and ruler

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $0.99 | per 7 days |
| Premium Monthly | $2.99 | per month |
| Premium Yearly | $9.99 | per year |


### WaterLink

[App page](https://appshunter.io/ios/app/waterlink/id6760374419)

This app transforms traditional water pumps into smart, connected devices. It allows for remote operation, automated scheduling, and real-time monitoring of critical performance metrics. Gain insights into energy consumption and optimize operational costs with detailed data analytics.

**Highlights:** Remote pump operation, Automated scheduling, Real-time performance monitoring, Data analytics and reporting, Multi-language support, Light and Dark modes

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

**In-app purchases:** none


## Frequently asked questions

### Is Studfinder Tool Metal Detect free?

Studfinder Tool Metal Detect is free to download, with in-app purchases available.

### Is WaterLink free?

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

### Which has better reviews, Studfinder Tool Metal Detect or WaterLink?

WaterLink is rated higher. Studfinder Tool Metal Detect averages 4.4 out of 5 from 9 ratings, while WaterLink averages 5.0 from 1 ratings.

### Do Studfinder Tool Metal Detect or WaterLink have ads?

Neither Studfinder Tool Metal Detect nor WaterLink shows ads.

### Which is updated more often, Studfinder Tool Metal Detect or WaterLink?

Studfinder Tool Metal Detect ships an update every 6 months, and WaterLink every 2 weeks. Most recently, Studfinder Tool Metal Detect was updated on November 4, 2026 and WaterLink on November 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.*