# MC Installation vs Scientific Engineer Calculator

The clearest difference is price: MC Installation at Free against Scientific Engineer Calculator's $0.99. Scientific Engineer Calculator's advantage is update cadence (every 5 days vs every 3 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

MC Installation is free to download; Scientific Engineer Calculator costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

MC Installation ships an update every 3 months, Scientific Engineer Calculator every 5 days. The most recent releases landed on September 30, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | MC Installation | Scientific Engineer Calculator |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mc-installation/id6526480740/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 days** |
| Monetization | Free | — |
| Size | 50 MB | 6 MB |
| Requires iOS | **15.1** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Leica Geosystems AG](https://appshunter.io/developer/532477810) | [Yasin Ercan Ozdemir](https://appshunter.io/developer/1883375624) |

## What reviewers say

### MC Installation

[App page](https://appshunter.io/ios/app/mc-installation/id6526480740)

Access a comprehensive library of Leica Geosystems installation manuals. Users can also create and share their own manuals with a global community of professionals.

**Highlights:** Vast database of Leica Geosystems manuals, Create custom installation manuals, Share manuals with global professionals, Machine control equipment focus, Offline access to downloaded manuals

**In-app purchases:** none


### Scientific Engineer Calculator

[App page](https://appshunter.io/ios/app/scientific-engineer-calculator/id6760608427)

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

**In-app purchases:** none


## Frequently asked questions

### Is MC Installation free?

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

### Is Scientific Engineer Calculator free?

Scientific Engineer Calculator costs $0.99, with no in-app purchases.

### Do MC Installation or Scientific Engineer Calculator have ads?

Neither MC Installation nor Scientific Engineer Calculator shows ads.

### Which is updated more often, MC Installation or Scientific Engineer Calculator?

MC Installation ships an update every 3 months, and Scientific Engineer Calculator every 5 days. Most recently, MC Installation was updated on September 30, 2026 and Scientific Engineer Calculator on October 7, 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.*