# Construction Calculator Master — Feet Inch Fraction Rafter Cm

> Advanced construction calculator for builders with multi-unit, fraction, and trig support. (iPhone/iPad app by Uncaught Exception Inc.)

- Source: https://appshunter.io/ios/app/construction-calculator-master/id1623283646 (this page in markdown: same URL + `.md`)
- Developer: [Uncaught Exception Inc](https://appshunter.io/developer/1457411536)
- Category: Utilities, Productivity
- Price: Free with in-app purchases
- Rating: 4.30/5 from 436 App Store ratings · 10 written reviews indexed
- Age rating: 4+
- Requires: iOS 11.0 · 37 MB
- Languages: American English
- Released: 2022-08-09
- Data updated: 2026-08-18
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/construction-calculator-master/id1623283646/reviews.md

## What is Construction Calculator Master?

Get ready for the next generation construction calculator. A must-have tool for fellow builder, carpenter, remodeler and handymen. Save time and reduce costly errors with our extremely easy to use construction calculator with full visual mode for all your calculations.

This app features:
- Easy to use with a comprehensive set of math functions. 
- Advanced multi-unit (feet inch fractions, yards, decimal feet, decimal inches and metric) fraction support
- Full trig functions with visualization: sine, cosine, tangent, arcsine, arccosine and arctangent
- Visualization of triangles, arcs, common and hip/valley rafters
- Advanced calculation modes - Imperial, Metric, and US Fractional units
- Customizable fraction resolution
- Memory and History functions
- Max, Min, and average calculation of values in memory
- Dark mode support
and much more.
Download today and become a 10x builder!

Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

## Key features

- Multi-unit fraction support (feet, inches, yards, metric)
- Trigonometric functions with visualization
- Rafter and triangle visualization
- Imperial, Metric, and US Fractional units
- Customizable fraction resolution
- Memory and history functions
- Dark mode support

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| 1 week | $2.99 | per 7 days |
| 1 year | $49.99 | per year |
| 1 month | $9.99 | per month |
| 1 month | $5.99 | per month |
| 1 week | $4.99 | per 7 days |
| 1 month | $5.99 | per month |
| 1 week | $2.99 | per 7 days |
| 1 month | $3.99 | per month |
| 1 year | $29.99 | per year |
| 1 week | $0.99 | per 7 days |


## Recent user reviews (10 of 10)

All indexed reviews: https://appshunter.io/ios/app/construction-calculator-master/id1623283646/reviews.md

### 1/5 — I’ve already bought this once and now it wants a yearly fee

*2024-08-22, version 1.8.8*

I paid for a lifetime. Then get a new phone and can’t access it

### 1/5 — Can’t cancel

*2024-03-02, version 1.8.8*

So far I can’t find any way to cancel this app. Kind of ridiculous. Do not purchase

### 1/5 — need to cancel it

*2024-02-11, version 1.8.8*

try to use it but is to complecate to use

### 5/5 — Calculator

*2023-09-08, version 1.8.7*

Is a really good calculator

### 5/5 — One time taking a test in physics!!!!!

*2023-06-21, version 1.8.7*

Our professor had not allowed us to use any calculators for this specific exam and everything must have been hand written drawn and solved! At the time I snuck my phone in and this app answered every question on that exam no problem! So ever since I’ve been promoting it to all the people I know and all across my socials!! I would even rethink to my worst enemy!!!! I just wish this app would sponsor me!!

### 5/5 — Excellent

*2022-12-27, version 1.8*

I have been using this app for a few months now and it has quickly become a go-to tool for my construction business. The variety of calculations and has saved me a ton of time and hassle. Highly recommend for anyone in the industry.

### 5/5 — This is exactly what I’m looking for

*2022-12-12, version 1.7*

Wish there’s less pop up for buying premium though

### 5/5 — Such a handy app

*2022-12-11, version 1.7*

Didn’t except this app is so handy to use! Easy to learn!

### 5/5 — The best construction app ever!

*2022-12-11, version 1.7*

It is a must-have for anyone in the construction business. With so many features and well-designed layout, it has helped me make the calculations for my project just like the pros! I am no longer afraid of math and would recommend this app to anyone who is.

### 5/5 — Super smooth

*2022-08-28, version 1.4*

Very nice app with simple diagrams that are surprisingly helpful. I would like a guide to help me explain everything but overall intuitive and nice

## Frequently asked questions about Construction Calculator Master

### What does the Construction Calculator Master app do?

This app is a specialized calculator designed for construction professionals. It offers advanced math functions, multi-unit support, and visual aids to simplify calculations related to building, carpentry, and remodeling projects. It aims to help users save time and reduce errors.

### What are the key features of this construction calculator?

Key features include advanced multi-unit fraction support (feet, inches, yards, metric), full trigonometric functions with visualization, visualization of triangles and rafters, and support for Imperial, Metric, and US Fractional units. It also offers customizable fraction resolution, memory and history functions, and dark mode.

### Is Construction Calculator Master free to use?

The application is free to download and use, but it offers in-app purchases. This means that while the core functionality is available for free, certain advanced features or additional content might require a purchase.

### What kind of calculations can I perform with this app?

You can perform a wide range of construction-related calculations, including complex measurements with fractions, trigonometric calculations (sine, cosine, tangent), and visualizations for triangles, arcs, and rafters (common, hip, and valley). It supports various unit systems like Imperial, Metric, and US Fractional.

### Who would benefit most from using this app?

This app is ideal for builders, carpenters, remodelers, and handymen who frequently deal with measurements and calculations on job sites. Its visual modes and comprehensive unit support make it a valuable tool for ensuring accuracy and efficiency in construction projects.

## Version history (last 5 releases)

### 1.8.8 — 2023-10-28

Improvements and bug fixes.

### 1.8.7 — 2023-04-11

Minor improvements.

### 1.8.6 — 2023-04-05

Minor improvements.

### 1.8.5 — 2023-03-21

Minor improvements.

### 1.8.4 — 2023-03-09

Minor improvements

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## More apps by Uncaught Exception Inc

- [Resume Builder Pro with AI](https://appshunter.io/ios/app/resume-builder-pro-with-ai/id1457411537)

All apps by Uncaught Exception Inc: https://appshunter.io/developer/1457411536

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-18.*