# Mud Engineer vs SafetyPlus | Edge

The clearest difference is price: SafetyPlus | Edge at Free against Mud Engineer's $2.99. SafetyPlus | Edge also leads on rating (3.4 vs 1.0) and update cadence (every 5 weeks vs every 34 months). Mud Engineer's advantage is chart position (#72 vs unranked) and iOS requirement (13.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

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

SafetyPlus | Edge holds the better App Store score, 3.4 against 1.0. That said, the two scores are not equally well evidenced: SafetyPlus | Edge has 5 ratings behind it against 1, so its average is the more settled of the two.

Mud Engineer ships an update every 34 months, SafetyPlus | Edge every 5 weeks. The most recent releases landed on October 8, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Mud Engineer | SafetyPlus | Edge |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/mud-engineer/id992941305/reviews) | **[3.4 (5 ratings)](https://appshunter.io/ios/app/safetyplus-edge/id6701986756/reviews)** |
| Number of ratings | 1 | **5** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 34 months | **Every 5 weeks** |
| Monetization | Paid | **Free** |
| Best chart rank | **#72** | — |
| Size | 31 MB | 112 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [bader alshammari](https://appshunter.io/developer/858126240) | [SafetyPlusInc](https://appshunter.io/developer/1566198920) |

## What reviewers say

### Mud Engineer

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

**Currently charting:** #72 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


### SafetyPlus | Edge

[App page](https://appshunter.io/ios/app/safetyplus-edge/id6701986756)

Streamline workplace safety management with this mobile tool. Conduct audits, manage meetings, administer training, and report incidents directly from your device, even offline. Access employee data and view analytics for comprehensive oversight.

**Highlights:** Conduct live audits, Manage safety meetings, Administer computer-based training, Report incidents, Access employee details, View dashboard analytics

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

**In-app purchases:** none


## Frequently asked questions

### Is Mud Engineer free?

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

### Is SafetyPlus | Edge free?

SafetyPlus | Edge is free to download, with no in-app purchases.

### Which has better reviews, Mud Engineer or SafetyPlus | Edge?

SafetyPlus | Edge is rated higher. Mud Engineer averages 1.0 out of 5 from 1 ratings, while SafetyPlus | Edge averages 3.4 from 5 ratings.

### Do Mud Engineer or SafetyPlus | Edge have ads?

Neither Mud Engineer nor SafetyPlus | Edge shows ads.

### Which is updated more often, Mud Engineer or SafetyPlus | Edge?

Mud Engineer ships an update every 34 months, and SafetyPlus | Edge every 5 weeks. Most recently, Mud Engineer was updated on October 8, 2026 and SafetyPlus | Edge on October 6, 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.*