# Carpenter Tools vs Carpenter Pro Calc

The clearest difference is update cadence: Carpenter Pro Calc at every 6 days against Carpenter Tools's every 2 weeks. Carpenter Tools's advantage is ratings volume (10 vs 1). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Carpenter Tools sells 1 one-off in-app purchase and Carpenter Pro Calc sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.9 for Carpenter Tools against 5.0 for Carpenter Pro Calc. That said, the two scores are not equally well evidenced: Carpenter Tools has 10 ratings behind it against 1, so its average is the more settled of the two.

Carpenter Tools ships an update every 2 weeks, Carpenter Pro Calc every 6 days. The most recent releases landed on October 28, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Carpenter Tools | Carpenter Pro Calc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (10 ratings)](https://appshunter.io/ios/app/carpenter-tools-calculator/id6757513389/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/carpenter-pro-calc/id6763916367/reviews)** |
| Number of ratings | **10** | 1 |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 6 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 3 MB | 2 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sergii Nesterenko](https://appshunter.io/developer/1686841405) | [向 潘](https://appshunter.io/developer/1437711978) |

## What reviewers say

### Carpenter Tools

[App page](https://appshunter.io/ios/app/carpenter-tools-calculator/id6757513389)

This app simplifies carpentry calculations for framing, roofing, stairs, and more. Quickly get accurate measurements and material counts without complex formulas or spreadsheets. Ideal for on-site work, shop use, or estimating.

**Highlights:** Framing calculations, Rafter and roof calculations, Stair rise and run, Material count estimation, Imperial and metric units, Helpful diagrams, Optional cost fields

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Upgrade | $12.99 | one-time |


### Carpenter Pro Calc

[App page](https://appshunter.io/ios/app/carpenter-pro-calc/id6763916367)

This comprehensive calculator is designed for construction professionals, offering a wide range of tools for measurements, estimations, and layout calculations. It provides both free and pro features, all accessible offline and without ads.

**Highlights:** Fractional math for measurements, Unit conversion for various metrics, Area and roof pitch calculations, Stair and rafter layout tools, Material and concrete slab estimation, Framing and tile layout assistance, Offline functionality

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Carpenter Pro — Unlock All | $9.99 | one-time |


## Frequently asked questions

### Is Carpenter Tools free?

Carpenter Tools is free to download, with in-app purchases available.

### Is Carpenter Pro Calc free?

Carpenter Pro Calc is free to download, with in-app purchases available.

### Which has better reviews, Carpenter Tools or Carpenter Pro Calc?

Carpenter Pro Calc is rated higher. Carpenter Tools averages 4.9 out of 5 from 10 ratings, while Carpenter Pro Calc averages 5.0 from 1 ratings.

### Do Carpenter Tools or Carpenter Pro Calc have ads?

Neither Carpenter Tools nor Carpenter Pro Calc shows ads.

### Which is updated more often, Carpenter Tools or Carpenter Pro Calc?

Carpenter Tools ships an update every 2 weeks, and Carpenter Pro Calc every 6 days. Most recently, Carpenter Tools was updated on October 28, 2026 and Carpenter Pro Calc on October 11, 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.*