# Construction Master 5 Calc vs Slope Calculator & Tools

The clearest difference is ads: Construction Master 5 Calc at none against Slope Calculator & Tools's shown. Construction Master 5 Calc also leads on ratings volume (13K vs 2) and chart position (#180 vs unranked). On price, rating, update cadence and in-app purchases there is nothing between them.

Both are free to download. Construction Master 5 Calc sells 2 in-app purchases, starting at $3.99 per month and Slope Calculator & Tools sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Slope Calculator & Tools holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Construction Master 5 Calc has 13K ratings behind it against 2, so its average is the more settled of the two.

Construction Master 5 Calc ships an update every 3 months, Slope Calculator & Tools every 2 months. The most recent releases landed on November 10, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Construction Master 5 Calc | Slope Calculator & Tools |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (13K ratings)](https://appshunter.io/ios/app/construction-master-5-calc/id370412148/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/slope-calculator-and-tools/id6767999229/reviews)** |
| Number of ratings | **13K** | 2 |
| Positive reviews | 68.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | **#180** | — |
| Size | 73 MB | 6 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Calculated Industries](https://appshunter.io/developer/370406449) | [Do Tri](https://appshunter.io/developer/846531282) |

## What reviewers say

### Construction Master 5 Calc

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

**Currently charting:** #180 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


### Slope Calculator & Tools

[App page](https://appshunter.io/ios/app/slope-calculator-and-tools/id6767999229)

This professional construction calculator assists with precise measurements for slopes, roof pitches, stairs, ramps, and grading. It offers instant calculations with live diagrams and supports both imperial and metric units for various construction and DIY projects.

**Highlights:** Slope calculation with live diagrams, Roof pitch and area calculation, Stair planning and comfort analysis, ADA ramp compliance checks, Grade and triangle solving, Unit and feet-inch conversion, Cut & fill volume estimation, Save and organize projects

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Upgrade | $5.99 | one-time |


## Frequently asked questions

### Is Construction Master 5 Calc free?

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

### Is Slope Calculator & Tools free?

Slope Calculator & Tools is free to download, with in-app purchases available.

### Which has better reviews, Construction Master 5 Calc or Slope Calculator & Tools?

Slope Calculator & Tools is rated higher. Construction Master 5 Calc averages 4.8 out of 5 from 13K ratings, while Slope Calculator & Tools averages 5.0 from 2 ratings.

### Do Construction Master 5 Calc or Slope Calculator & Tools have ads?

Slope Calculator & Tools shows ads; Construction Master 5 Calc does not.

### Which is updated more often, Construction Master 5 Calc or Slope Calculator & Tools?

Construction Master 5 Calc ships an update every 3 months, and Slope Calculator & Tools every 2 months. Most recently, Construction Master 5 Calc was updated on November 10, 2026 and Slope Calculator & Tools on October 31, 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.*