# Mud Engineer vs RIG MATH App

The clearest difference is price: RIG MATH App at Free against Mud Engineer's $2.99. Mud Engineer's advantage is chart position (#98 vs unranked). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

RIG MATH App is free to download; Mud Engineer costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Mud Engineer | RIG MATH App |
| --- | --- | --- |
| 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 | No |
| Ads | No | No |
| Update frequency | Every 34 months | — |
| Monetization | Paid | — |
| Best chart rank | **#98** | — |
| Size | 31 MB | 43 MB |
| Requires iOS | **13.0** | 14.0.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [bader alshammari](https://appshunter.io/developer/858126240) | [Gingerich Well & Pump Service, LLC](https://appshunter.io/developer/1808684795) |

## What reviewers say

### Mud Engineer

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

**Currently charting:** #98 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


### RIG MATH App

[App page](https://appshunter.io/ios/app/rig-math-app/id6744647767)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mud Engineer free?

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

### Is RIG MATH App free?

RIG MATH App is free to download, with no in-app purchases.

### Do Mud Engineer or RIG MATH App have ads?

Neither Mud Engineer nor RIG MATH App shows ads.

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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.*