# Construction Calculator Master vs MIRMA

The clearest difference is rating: MIRMA at 5.0 against Construction Calculator Master's 4.3. MIRMA also leads on in-app purchases (none vs 10) and update cadence (daily vs fortnightly). Construction Calculator Master's advantage is ratings volume (436 vs 2) and iOS requirement (11.0 vs 15.5). On price, ads and device support there is nothing between them.

Both are free to download. Construction Calculator Master sells 10 in-app purchases, starting at $0.99 per 7 days. MIRMA asks for nothing beyond the download.

MIRMA holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Construction Calculator Master has 436 ratings behind it against 2, so its average is the more settled of the two.

Construction Calculator Master ships an update fortnightly, MIRMA daily. The most recent releases landed on October 6, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Construction Calculator Master | MIRMA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (436 ratings)](https://appshunter.io/ios/app/construction-calculator-master/id1623283646/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/mirma/id1627996888/reviews)** |
| Number of ratings | **436** | 2 |
| Positive reviews | 70.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Daily** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 37 MB | 127 MB |
| Requires iOS | **11.0** | 15.5 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Uncaught Exception Inc](https://appshunter.io/developer/1457411536) | [ANDREW SARTORIUS](https://appshunter.io/developer/1469014161) |

## What reviewers say

### Construction Calculator Master

[App page](https://appshunter.io/ios/app/construction-calculator-master/id1623283646)

This advanced construction calculator simplifies complex measurements for builders, carpenters, and remodelers. It offers a comprehensive suite of math functions, multi-unit support, and visual aids for calculations involving fractions, trigonometry, and rafters. Reduce errors and save time with its intuitive interface and customizable options.

**Highlights:** Multi-unit fraction support (feet, inches, yards, metric), Trigonometric functions with visualization, Rafter and triangle visualization, Imperial, Metric, and US Fractional units, Customizable fraction resolution, Memory and history functions, Dark mode support

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 week | $0.99 | per 7 days |
| 1 week | $2.99 | per 7 days |
| 1 week | $2.99 | per 7 days |
| 1 month | $3.99 | per month |
| 1 week | $4.99 | per 7 days |
| 1 month | $5.99 | per month |
| 1 month | $5.99 | per month |
| 1 month | $9.99 | per month |
| 1 year | $29.99 | per year |
| 1 year | $49.99 | per year |


### MIRMA

[App page](https://appshunter.io/ios/app/mirma/id1627996888)

This companion application provides attendees with the conference schedule and a way to submit feedback. Stay organized and share your thoughts on sessions.

**Highlights:** Conference schedule access, Session evaluation submission, Event organization, Feedback collection

**In-app purchases:** none


## Frequently asked questions

### Is Construction Calculator Master free?

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

### Is MIRMA free?

MIRMA is free to download, with no in-app purchases.

### Which has better reviews, Construction Calculator Master or MIRMA?

MIRMA is rated higher. Construction Calculator Master averages 4.3 out of 5 from 436 ratings, while MIRMA averages 5.0 from 2 ratings.

### Do Construction Calculator Master or MIRMA have ads?

Neither Construction Calculator Master nor MIRMA shows ads.

### Which is updated more often, Construction Calculator Master or MIRMA?

Construction Calculator Master ships an update fortnightly, and MIRMA daily. Most recently, Construction Calculator Master was updated on October 6, 2026 and MIRMA on October 12, 2026.

---

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