# inchCALC+ vs Measure Master Pro Calculator

The clearest difference is price: Measure Master Pro Calculator at Free against inchCALC+'s $4.99. Measure Master Pro Calculator also leads on rating (4.8 vs 3.7) and ratings volume (4.4K vs 17). inchCALC+'s advantage is in-app purchases (none vs 2) and update cadence (every 2 months vs every 7 months). On review sentiment, ads and device support there is nothing between them.

Measure Master Pro Calculator is free to download; inchCALC+ costs $4.99 up front. Measure Master Pro Calculator sells 2 in-app purchases, starting at $1.99 per month. inchCALC+ asks for nothing beyond the download.

Measure Master Pro Calculator holds the better App Store score, 4.8 against 3.7. That said, the two scores are not equally well evidenced: Measure Master Pro Calculator has 4.4K ratings behind it against 17, so its average is the more settled of the two. Written reviews point the same way: 74% of inchCALC+'s written reviews are positive against 81% of Measure Master Pro Calculator's.

inchCALC+ ships an update every 2 months, Measure Master Pro Calculator every 7 months. Both last shipped on November 6, 2026.

## The numbers

| Metric | inchCALC+ | Measure Master Pro Calculator |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [3.7 (17 ratings)](https://appshunter.io/ios/app/inchcalc-plus/id293843441/reviews) | **[4.8 (4.4K ratings)](https://appshunter.io/ios/app/measure-master-pro-calculator/id390273304/reviews)** |
| Number of ratings | 17 | **4.4K** |
| Positive reviews | 74.4% of reviews | **80.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 7 months |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 19 MB | 57 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


### Measure Master Pro Calculator

[App page](https://appshunter.io/ios/app/measure-master-pro-calculator/id390273304)

This app provides comprehensive U.S. and metric unit conversions and advanced calculations for design and building projects. It offers solutions for geometry, weight, and dimensional analysis, with a user-friendly interface and built-in help.

**Highlights:** Multi-dimensional unit conversion (U.S. & metric), Advanced weight calculations, Geometry solutions (circle area, circumference), Comprehensive dimensional analysis (linear, area, volume), Cost per Unit function, Paperless tape for past calculations, Board Feet calculation

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Full Access | $1.99 | per month |
| 1 Year Full Access | $19.99 | per year |

**What reviewers like**

- 👍 Easy to use
- 🚀 Convenient and always available
- 💯 Accurate and reliable
- 🔧 Essential tool for construction professionals
- ⚡ Fast and responsive

**What reviewers complain about**

- 🔒 Subscription model instead of one-time purchase
- 🔍 Missing some key features like stair and diagonal calculations
- 📱 UI could be improved, especially on iPad
- 🐛 Occasional bugs and crashes reported

**Reported bugs**

- Unable to download on iPhone after previous iPad purchase
- Free trial screen gets stuck, preventing full app usage

**Requested features**

- Bring back the S.F. button
- Add landscape mode support for iPad
- Improve handling of large numbers
- Integrate more advanced construction-specific functions


## Frequently asked questions

### Is inchCALC+ free?

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

### Is Measure Master Pro Calculator free?

Measure Master Pro Calculator is free to download, with in-app purchases available.

### Which has better reviews, inchCALC+ or Measure Master Pro Calculator?

Measure Master Pro Calculator is rated higher. inchCALC+ averages 3.7 out of 5 from 17 ratings, while Measure Master Pro Calculator averages 4.8 from 4.4K ratings.

### Do inchCALC+ or Measure Master Pro Calculator have ads?

Neither inchCALC+ nor Measure Master Pro Calculator shows ads.

### Which is updated more often, inchCALC+ or Measure Master Pro Calculator?

inchCALC+ ships an update every 2 months, and Measure Master Pro Calculator every 7 months. Most recently, inchCALC+ was updated on November 6, 2026 and Measure Master Pro Calculator on November 6, 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.*