# Construction Master Pro Calc vs Roof Pitch Factor

The clearest difference is rating: Construction Master Pro Calc at 4.8 against Roof Pitch Factor's 3.8. Construction Master Pro Calc also leads on ratings volume (40K vs 494) and review sentiment (60% vs 39%). Roof Pitch Factor's advantage is in-app purchases (none vs 20) and iOS requirement (7.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Construction Master Pro Calc sells 12 in-app purchases, starting at $3.69 per month. Roof Pitch Factor asks for nothing beyond the download.

Construction Master Pro Calc holds the better App Store score, 4.8 against 3.8. That said, the two scores are not equally well evidenced: Construction Master Pro Calc has 40K ratings behind it against 494, so its average is the more settled of the two. Written reviews point the same way: 60% of Construction Master Pro Calc's written reviews are positive against 39% of Roof Pitch Factor's.

Construction Master Pro Calc ships an update every 3 weeks, Roof Pitch Factor every 3 months. The most recent releases landed on October 29, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Construction Master Pro Calc | Roof Pitch Factor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (40K ratings)](https://appshunter.io/ios/app/construction-master-pro-calc/id370406446/reviews)** | [3.8 (494 ratings)](https://appshunter.io/ios/app/roof-pitch-factor/id777976077/reviews) |
| Number of ratings | **40K** | 494 |
| Positive reviews | **60.4% of reviews** | 39.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | **Free with in-app purchases** | Paid |
| Best chart rank | **#40** | — |
| Size | 111 MB | 5 MB |
| Requires iOS | 15.0 | **7.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Calculated Industries](https://appshunter.io/developer/370406449) | [BeOriginal](https://appshunter.io/developer/548723705) |

## What reviewers say

### Construction Master Pro Calc

[App page](https://appshunter.io/ios/app/construction-master-pro-calc/id370406446)

**Currently charting:** #40 Top Grossing · Utilities (US App Store)

This app is a powerful construction calculator designed for professionals working with dimensions. It offers a wide range of solutions for dimensional math, right angle calculations, area and volume, and special functions, helping to improve speed and accuracy in layouts, bids, and estimates.

**Highlights:** Dimensional math and conversions, Right angle and rafter calculations, Area and volume solutions, Full trigonometric functions, Built-in user's guide and help, Save and share calculations, Project notes and attachments

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Full Access | $3.69 | per month |
| 1 Month Full Access | $4.99 | per month |
| 1 Month Full Access | $4.99 | per month |
| 1 Month Full Access | $4.99 | per month |
| CMPro Full Access | $9.99 | per year |
| 6 Months Full Access | $19.99 | per 6 months |
| 1 Year Full Access | $19.99 | per year |
| 1 Year Full Access | $29.99 | per year |
| 1 Year Full Access | $39.99 | per year |
| 1 Year Full Access | $39.99 | per year |
| 1 Year Full Access | $39.99 | per year |
| 1 Year Full Access | $39.99 | per year |

**What reviewers like**

- 🚀 Convenient and always available
- ⚙️ Comprehensive construction calculations
- 💪 Industry-standard tool
- 🔍 Accurate and reliable
- 📱 Integrates well with mobile devices

**What reviewers complain about**

- 💰 Subscription model too expensive
- 🔒 Locks data behind subscription
- 🔄 Forced to re-purchase after device changes
- 🔍 Lacks full metric support
- 🔧 Occasional UI/UX issues

**Reported bugs**

- Crashes or freezes on certain devices
- Calculation errors in some scenarios
- Inconsistent behavior after updates

**Requested features**

- Add metric unit support
- Offer one-time purchase option
- Improve backup and data transfer
- Add more customization options
- Enhance overall user experience


### Roof Pitch Factor

[App page](https://appshunter.io/ios/app/roof-pitch-factor/id777976077)

Measure roof pitch accurately using your device's camera or manually. Get results in both pitch factor and degrees without complex calculations. Includes location data for saved photos.

**Highlights:** Measure pitch with camera, Manual pitch measurement, Displays pitch factor, Displays degrees, Location information

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Reliable roof pitch measurement
- 👍 Useful for residential developments
- 💡 Allows taking photos to document pitch
- 👍 Accurate and easy to use

**What reviewers complain about**

- 🐛 Crashes on iOS updates
- 🐛 Compatibility issues with newer iOS versions
- 🐛 Camera and location permission problems
- 🐛 Difficulty closing the app

**Reported bugs**

- App crashes immediately on launch
- Unable to access camera and location services
- App freezes and locks up the phone
- Pitch measurements not always accurate

**Requested features**

- Add an exit option or ability to close the app easily
- Create a dedicated folder for saved roof pitch photos


## Frequently asked questions

### Is Construction Master Pro Calc free?

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

### Is Roof Pitch Factor free?

Roof Pitch Factor is free to download, with no in-app purchases.

### Which has better reviews, Construction Master Pro Calc or Roof Pitch Factor?

Construction Master Pro Calc is rated higher. Construction Master Pro Calc averages 4.8 out of 5 from 40K ratings, while Roof Pitch Factor averages 3.8 from 494 ratings.

### Do Construction Master Pro Calc or Roof Pitch Factor have ads?

Neither Construction Master Pro Calc nor Roof Pitch Factor shows ads.

### Which is updated more often, Construction Master Pro Calc or Roof Pitch Factor?

Construction Master Pro Calc ships an update every 3 weeks, and Roof Pitch Factor every 3 months. Most recently, Construction Master Pro Calc was updated on October 29, 2026 and Roof Pitch Factor on October 23, 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.*