# Construction Master 5 Español vs OpusCalc Pro

The clearest difference is update cadence: OpusCalc Pro at every 3 weeks against Construction Master 5 Español's every 2 months. Construction Master 5 Español's advantage is iOS requirement (11.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Construction Master 5 Español sells 2 in-app purchases, starting at $2.99 per month and OpusCalc Pro sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Construction Master 5 Español ships an update every 2 months, OpusCalc Pro every 3 weeks. The most recent releases landed on October 25, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Construction Master 5 Español | OpusCalc Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (606 ratings)](https://appshunter.io/ios/app/construction-master-5-espanol/id1633273084/reviews)** | — |
| Number of ratings | **606** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 45 MB | 50 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Calculated Industries](https://appshunter.io/developer/370406449) | [RM Digital Enterprise LLC](https://appshunter.io/developer/1847091059) |

## What reviewers say

### Construction Master 5 Español

[App page](https://appshunter.io/ios/app/construction-master-5-espanol/id1633273084)

This app is a specialized calculator for construction professionals, offering advanced functions for carpentry and building tasks. It supports various dimensional formats and provides instant help with videos and diagrams.

**Highlights:** Calculations in feet-inches-fractions, Converts between dimensional formats, Built-in right-angle solutions, Area and volume calculations, Context-sensitive help with videos, Save and email calculations

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 mes de acceso completo | $2.99 | per month |
| 1 año de acceso completo | $24.99 | per year |


### OpusCalc Pro

[App page](https://appshunter.io/ios/app/opuscalc-pro-contractor-calc/id6759811821)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OpusCalc Pro | $2.99 | per month |
| OpusCalc Pro | $19.99 | per year |


## Frequently asked questions

### Is Construction Master 5 Español free?

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

### Is OpusCalc Pro free?

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

### Do Construction Master 5 Español or OpusCalc Pro have ads?

Neither Construction Master 5 Español nor OpusCalc Pro shows ads.

### Which is updated more often, Construction Master 5 Español or OpusCalc Pro?

Construction Master 5 Español ships an update every 2 months, and OpusCalc Pro every 3 weeks. Most recently, Construction Master 5 Español was updated on October 25, 2026 and OpusCalc Pro on October 8, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*