# Construction Calc Pro 7 vs Stud Finder ◆

The clearest difference is review sentiment: Construction Calc Pro 7 at 25% against Stud Finder ◆'s 0%. Construction Calc Pro 7 also leads on rating (4.3 vs 4.1) and update cadence (every 2 months vs every 4 months). Stud Finder ◆'s advantage is ratings volume (98 vs 28) and iOS requirement (11.0 vs 15.6). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Construction Calc Pro 7 sells 1 one-off in-app purchase and Stud Finder ◆ sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Construction Calc Pro 7 holds the better App Store score, 4.3 against 4.1. Both are backed by a comparable volume of ratings — 28 and 98 respectively. Written reviews point the same way: 25% of Construction Calc Pro 7's written reviews are positive against 0% of Stud Finder ◆'s.

Construction Calc Pro 7 ships an update every 2 months, Stud Finder ◆ every 4 months. The most recent releases landed on June 1, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Construction Calc Pro 7 | Stud Finder ◆ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (28 ratings)](https://appshunter.io/ios/app/construction-calc-pro-7/id1419339827/reviews)** | [4.1 (98 ratings)](https://appshunter.io/ios/app/stud-finder/id1552154567/reviews) |
| Number of ratings | 28 | **98** |
| Positive reviews | **25.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 88 MB | 56 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Troy Knight](https://appshunter.io/developer/1419339802) | [Kishan Panchotiya](https://appshunter.io/developer/1434077947) |

## What reviewers say

### Construction Calc Pro 7

[App page](https://appshunter.io/ios/app/construction-calc-pro-7/id1419339827)

This app offers a comprehensive suite of 82 construction calculators for various tasks like concrete, drywall, and roofing. It allows measurements in both imperial and metric units and features a high-visibility display for use in direct sunlight.

**Highlights:** 82 construction calculators, Imperial and metric measurements, High visibility display, Aggregate, asphalt, concrete calculations, Drywall, flooring, framing tools, Paint, rafter, roofing calculators

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium ad-free version | $3.99 | one-time |


### Stud Finder ◆

[App page](https://appshunter.io/ios/app/stud-finder/id1552154567)

This application uses your device's magnetometer to detect ferrous metal objects. It helps locate hidden wood studs behind walls by measuring magnetic field fluctuations. Calibration is required for optimal performance.

**Highlights:** Detects ferrous metal objects, Uses device magnetometer, Locates hidden wood studs, Works on drywall, plasterboard, stucco, Requires sensor calibration

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Version | $3.99 | one-time |


## Frequently asked questions

### Is Construction Calc Pro 7 free?

Construction Calc Pro 7 is free to download, with in-app purchases available.

### Is Stud Finder ◆ free?

Stud Finder ◆ is free to download, with in-app purchases available.

### Which has better reviews, Construction Calc Pro 7 or Stud Finder ◆?

Construction Calc Pro 7 is rated higher. Construction Calc Pro 7 averages 4.3 out of 5 from 28 ratings, while Stud Finder ◆ averages 4.1 from 98 ratings.

### Do Construction Calc Pro 7 or Stud Finder ◆ have ads?

Both Construction Calc Pro 7 and Stud Finder ◆ show ads.

### Which is updated more often, Construction Calc Pro 7 or Stud Finder ◆?

Construction Calc Pro 7 ships an update every 2 months, and Stud Finder ◆ every 4 months. Most recently, Construction Calc Pro 7 was updated on June 1, 2026 and Stud Finder ◆ on September 21, 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.*