# inchCALC+ vs Construction Master 5 Calc

The clearest difference is price: Construction Master 5 Calc at Free against inchCALC+'s $4.99. Construction Master 5 Calc also leads on rating (4.8 vs 3.7) and ratings volume (13K vs 17). inchCALC+'s advantage is in-app purchases (none vs 6) and iOS requirement (8.0 vs 15.0). On review sentiment, update cadence, ads and device support there is nothing between them.

Construction Master 5 Calc is free to download; inchCALC+ costs $4.99 up front. Construction Master 5 Calc sells 2 in-app purchases, starting at $3.99 per month. inchCALC+ asks for nothing beyond the download.

Construction Master 5 Calc holds the better App Store score, 4.8 against 3.7. That said, the two scores are not equally well evidenced: Construction Master 5 Calc has 13K ratings behind it against 17, so its average is the more settled of the two. Written reviews complicate that: 74% of inchCALC+'s written reviews are positive against 68% of Construction Master 5 Calc's, so the app with the better star average is not the one people write more warmly about.

inchCALC+ ships an update every 2 months, Construction Master 5 Calc every 3 months. The most recent releases landed on October 8, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | inchCALC+ | Construction Master 5 Calc |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [3.7 (17 ratings)](https://appshunter.io/ios/app/inchcalc-plus/id293843441/reviews) | **[4.8 (13K ratings)](https://appshunter.io/ios/app/construction-master-5-calc/id370412148/reviews)** |
| Number of ratings | 17 | **13K** |
| Positive reviews | **74.4% of reviews** | 67.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | — | **#179** |
| Size | 19 MB | 73 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [River Studio](https://appshunter.io/developer/293841499) | [Calculated Industries](https://appshunter.io/developer/370406449) |

## What reviewers say

### inchCALC+

[App page](https://appshunter.io/ios/app/inchcalc-plus/id293843441)

This app is a professional-level calculator designed for working with feet, inches, and fractions, commonly used in construction and DIY projects. It simplifies complex calculations like addition, subtraction, multiplication, and division of these dimensions, transforming your device into a powerful measurement tool.

**Highlights:** Feet, inch, fraction calculations, Conversions to various units, Triangle function for rise, run, diagonal, pitch, Dual modes for simple and complex problems, Selective keyboard orientation, Built-in math functions (sqrt, square, pi, percent)

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

**In-app purchases:** none

**What reviewers like**

- 👍 Excellent for feet and inches calculations
- 👍 Great for metric/imperial conversion
- 👍 Practical and easy to use
- 👍 Replaces expensive physical calculators
- 👍 Smooth calculations and easy unit conversion

**What reviewers complain about**

- 🐛 Crashes on newer iOS versions
- 🐛 Not worth the money compared to free apps
- 🐛 Missing simple but crucial features
- 🐛 Outdated UI, not optimized for modern screens
- 🐛 Buttons too small on landscape screen

**Reported bugs**

- Crashes on iOS 14.2
- Does not recognize numbers 1, 2, 3 in landscape on mini2 retina
- App freezes in landscape mode
- Latest update does not download on iPhone 3GS
- Not updated to fit any screen since iPhone 4

**Requested features**

- Add a tape-like function
- Improve vertical calculator conversion settings
- Add a history view option
- Allow storing and further calculation with results
- Add a backspace key


### Construction Master 5 Calc

[App page](https://appshunter.io/ios/app/construction-master-5-calc/id370412148)

**Currently charting:** #179 Top Grossing · Utilities (US App Store)

This app is a powerful feet-inch-fraction calculator designed for construction professionals. It offers advanced calculation capabilities for layouts, bids, and estimates, simplifying complex measurements and conversions for enhanced project accuracy and efficiency.

**Highlights:** Feet-inch-fraction calculations, Right angle and rafter calculations, Area and volume solutions, Board feet and cost per unit, Dimensional math and conversions, Save or email calculations, Context-sensitive help

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Full Access | $3.99 | per month |
| 1 Year Full Access | $34.99 | per year |

**What reviewers like**

- 👍 Convenient to have on phone
- 💡 Useful for construction work
- 🚀 Performs like physical calculator
- 👍 Helpful for calculations and estimates
- 👍 Great tool for framers and carpenters

**What reviewers complain about**

- 💰 Expensive subscription model
- 🤔 Prefer one-time purchase option
- 🤔 Subscription cost as much as physical calculator
- 🤔 Should allow trial before subscription
- 🐛 Issues with restoring purchases

**Reported bugs**

- App not working without internet connection
- Crashes or freezes on some devices
- Login/purchase issues when switching devices

**Requested features**

- Add Apple Watch support
- Offer one-time purchase option
- Improve compatibility with older devices
- Provide a free version with limited features


## Frequently asked questions

### Is inchCALC+ free?

inchCALC+ costs $4.99, with no in-app purchases.

### Is Construction Master 5 Calc free?

Construction Master 5 Calc is free to download, with in-app purchases available.

### Which has better reviews, inchCALC+ or Construction Master 5 Calc?

Construction Master 5 Calc is rated higher. inchCALC+ averages 3.7 out of 5 from 17 ratings, while Construction Master 5 Calc averages 4.8 from 13K ratings.

### Do inchCALC+ or Construction Master 5 Calc have ads?

Neither inchCALC+ nor Construction Master 5 Calc shows ads.

### Which is updated more often, inchCALC+ or Construction Master 5 Calc?

inchCALC+ ships an update every 2 months, and Construction Master 5 Calc every 3 months. Most recently, inchCALC+ was updated on October 8, 2026 and Construction Master 5 Calc on October 16, 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.*