# Construction Calc Pro 2 vs Hammer Construction Calculator

The clearest difference is price: Hammer Construction Calculator at Free against Construction Calc Pro 2's $13.99. Hammer Construction Calculator also leads on rating (5.0 vs 4.5). Construction Calc Pro 2's advantage is in-app purchases (none vs 2) and chart position (#184 vs unranked). On update cadence, ads, device support and iOS requirement there is nothing between them.

Hammer Construction Calculator is free to download; Construction Calc Pro 2 costs $13.99 up front. Hammer Construction Calculator sells 2 in-app purchases, starting at $3.99 per month. Construction Calc Pro 2 asks for nothing beyond the download.

Hammer Construction Calculator holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Construction Calc Pro 2 has 6 ratings behind it against 1, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 5, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Construction Calc Pro 2 | Hammer Construction Calculator |
| --- | --- | --- |
| Price | $13.99 | **Free** |
| Rating | [4.5 (6 ratings)](https://appshunter.io/ios/app/construction-calc-pro-2/id6446281301/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/hammer-construction-calculator/id6747408084/reviews)** |
| Number of ratings | **6** | 1 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | **#184** | — |
| Size | 85 MB | 39 MB |
| Requires iOS | 17.5 | **16.0** |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Snappy Appz Inc.](https://appshunter.io/developer/375591377) | [garrett hiebert](https://appshunter.io/developer/1821314687) |

## What reviewers say

### Construction Calc Pro 2

[App page](https://appshunter.io/ios/app/construction-calc-pro-2/id6446281301)

**Currently charting:** #184 Top Paid · Utilities (US App Store)

This powerful calculator app is designed specifically for construction professionals, enabling calculations in feet, inches, and fractional inches. It offers specialized modules for material estimates, conversions, area and volume calculations, trigonometry, and stair design, transforming your device into a comprehensive construction computer.

**Highlights:** Calculations in feet, inches, and fractional inches, Material estimation modules, Conversions for various measurements, Area and volume calculations, Trigonometry and triangle solver, Stairwell and stair calculator, Crown moulding module

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

**In-app purchases:** none


### Hammer Construction Calculator

[App page](https://appshunter.io/ios/app/hammer-construction-calculator/id6747408084)

This app provides advanced construction calculations, including feet-inch-fraction math and specialized tools for various trades. It also offers material takeoff and PDF quote generation, with features for jobsite planning and notes.

**Highlights:** Feet-inch-fraction math with metric conversion, 20 specialized trade calculators with diagrams, Material takeoff and PDF quote generation, Jobsite plans and notes with blueprint support, Offline functionality, Customizable rounding and unit support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HammerCalc Monthly | $3.99 | per month |
| HammerCalc Yearly | $24.99 | per year |


## Frequently asked questions

### Is Construction Calc Pro 2 free?

Construction Calc Pro 2 costs $13.99, with no in-app purchases.

### Is Hammer Construction Calculator free?

Hammer Construction Calculator is free to download, with in-app purchases available.

### Which has better reviews, Construction Calc Pro 2 or Hammer Construction Calculator?

Hammer Construction Calculator is rated higher. Construction Calc Pro 2 averages 4.5 out of 5 from 6 ratings, while Hammer Construction Calculator averages 5.0 from 1 ratings.

### Do Construction Calc Pro 2 or Hammer Construction Calculator have ads?

Neither Construction Calc Pro 2 nor Hammer Construction Calculator shows ads.

### Which is updated more often, Construction Calc Pro 2 or Hammer Construction Calculator?

Construction Calc Pro 2 ships an update every 2 months, and Hammer Construction Calculator every 2 months. Most recently, Construction Calc Pro 2 was updated on September 5, 2026 and Hammer Construction Calculator on September 20, 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.*