# Hammer Construction Calculator vs Construction Calculator Pro #1

The clearest difference is review sentiment: Construction Calculator Pro #1 at 67% against Hammer Construction Calculator's 0%. Construction Calculator Pro #1 also leads on rating (4.5 vs 3.0) and in-app purchases (none vs 2). Hammer Construction Calculator's advantage is update cadence (every 6 weeks vs every 12 months) and device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Hammer Construction Calculator sells 2 in-app purchases, starting at $3.99 per month. Construction Calculator Pro #1 asks for nothing beyond the download.

Construction Calculator Pro #1 holds the better App Store score, 4.5 against 3.0. That said, the two scores are not equally well evidenced: Construction Calculator Pro #1 has 97 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 0% of Hammer Construction Calculator's written reviews are positive against 67% of Construction Calculator Pro #1's.

Hammer Construction Calculator ships an update every 6 weeks, Construction Calculator Pro #1 every 12 months. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Hammer Construction Calculator | Construction Calculator Pro #1 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (3 ratings)](https://appshunter.io/ios/app/hammer-construction-calculator/id6747408084/reviews) | **[4.5 (97 ratings)](https://appshunter.io/ios/app/construction-calculator-pro-1/id6748603879/reviews)** |
| Number of ratings | 3 | **97** |
| Positive reviews | 0.0% of reviews | **66.7% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 12 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 39 MB | 15 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [garrett hiebert](https://appshunter.io/developer/1821314687) | [Oryx](https://appshunter.io/developer/1778234263) |

## What reviewers say

### 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 |


### Construction Calculator Pro #1

[App page](https://appshunter.io/ios/app/construction-calculator-pro-1/id6748603879)

This app provides advanced construction math tools for builders and contractors. It offers precise calculations for framing, material estimation, and complex angles, helping to reduce errors and save time on the job.

**Highlights:** Dimensional conversions (feet-inch, decimal, metric), Rafter, stair, and angle calculations, Area, volume, and material estimations, Roofing, drywall, and siding estimates, Quick input with preset fraction buttons

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

**In-app purchases:** none


## Frequently asked questions

### Is Hammer Construction Calculator free?

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

### Is Construction Calculator Pro #1 free?

Construction Calculator Pro #1 is free to download, with no in-app purchases.

### Which has better reviews, Hammer Construction Calculator or Construction Calculator Pro #1?

Construction Calculator Pro #1 is rated higher. Hammer Construction Calculator averages 3.0 out of 5 from 3 ratings, while Construction Calculator Pro #1 averages 4.5 from 97 ratings.

### Do Hammer Construction Calculator or Construction Calculator Pro #1 have ads?

Neither Hammer Construction Calculator nor Construction Calculator Pro #1 shows ads.

### Which is updated more often, Hammer Construction Calculator or Construction Calculator Pro #1?

Hammer Construction Calculator ships an update every 6 weeks, and Construction Calculator Pro #1 every 12 months. Most recently, Hammer Construction Calculator was updated on October 7, 2026 and Construction Calculator Pro #1 on October 24, 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.*