# Mud Engineer vs Cement Calculator

The clearest difference is price: Cement Calculator at Free against Mud Engineer's $2.99. Cement Calculator also leads on update cadence (weekly vs every 25 months). Mud Engineer's advantage is in-app purchases (none vs 2) and chart position (#36 vs unranked). On ads, device support and iOS requirement there is nothing between them.

Cement Calculator is free to download; Mud Engineer costs $2.99 up front. Cement Calculator sells 2 in-app purchases, starting at $9.99 per month. Mud Engineer asks for nothing beyond the download.

Mud Engineer ships an update every 25 months, Cement Calculator weekly. Both last shipped on October 29, 2026.

## The numbers

| Metric | Mud Engineer | Cement Calculator |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/mud-engineer/id992941305/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 25 months | **Weekly** |
| Monetization | Paid | — |
| Best chart rank | **#36** | — |
| Size | 32 MB | 4 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [bader alshammari](https://appshunter.io/developer/858126240) | [RAYMOND WILLIAM RODRIGUEZ](https://appshunter.io/developer/6793365493) |

## What reviewers say

### Mud Engineer

[App page](https://appshunter.io/ios/app/mud-engineer/id992941305)

**Currently charting:** #36 Top Paid · Business (US App Store)

This app provides essential drilling calculations for mud engineers. It helps determine final mud weight, volume adjustments, and the number of sacks needed for various drilling scenarios.

**Highlights:** Final Mud Weight calculation, Volume calculations, Sack calculations, lb/bbl calculation, Weight Up calculation

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

**In-app purchases:** none


### Cement Calculator

[App page](https://appshunter.io/ios/app/cement-calculator-oilfield/id6793365491)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cementing Calc Pro (Monthly) | $9.99 | per month |
| Cementing Calc Pro (Yearly) | $99.99 | per year |


## Frequently asked questions

### Is Mud Engineer free?

Mud Engineer costs $2.99, with no in-app purchases.

### Is Cement Calculator free?

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

### Do Mud Engineer or Cement Calculator have ads?

Neither Mud Engineer nor Cement Calculator shows ads.

### Which is updated more often, Mud Engineer or Cement Calculator?

Mud Engineer ships an update every 25 months, and Cement Calculator weekly. Most recently, Mud Engineer was updated on October 29, 2026 and Cement Calculator on October 29, 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.*