Mud Man Pro vs My Unit Converters
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mud Man Pro
This offline drilling fluid calculator provides essential tools for mud engineers on the rig. It offers over 20 specialized calculators for various fluid properties and operations, along with a comprehensive field notes library. Designed for speed and accuracy without internet dependency.
- 20+ drilling fluid calculators
- OBM and WBM support
- Offline functionality
- Field notes library
- Pilot test converter
- Hitch calendar
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Mud Man Pro is a field-ready drilling fluid calculator built by a mud engineer for mud engineers. Whether you're running OBM or WBM, Mud Man Pro gives you fast, accurate calculations right on the rig — no internet required, no fluff, just the tools you actually need on the job. Features include 20+ calculators covering rheology, mud weight, pump output, ECD, hydrostatic pressure, kick tolerance, brine builder, retort analysis, dilution and mixing, pipe displacement, strokes, LCM pill, centrifuge G-force, and more. Also includes a pilot test converter, hitch calendar, and a comprehensive field notes library covering OBM, WBM, solids, testing procedures, and chemical behavior — all written from real field experience. Built for working mud engineers who need reliable answers fast.
My Unit Converters
Instantly convert units and currencies for daily tasks, travel, and work. Supports numerous categories, custom units, and live exchange rates. Features a built-in calculator and customizable display options.
- Unit and currency conversion
- Live currency exchange rates
- Built-in calculator
- Custom units
- Recent and pinned conversions
- Light/Dark/System themes
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Convert units and currencies instantly with a simple, powerful converter for everyday life, travel, cooking, study, and work. Convert length, weight, volume, temperature, speed, area, time, pressure, energy, data, fuel economy, angle, and more — with live currency exchange rates. Type a number, choose your units, and see the result instantly. Built-in calculator tools, custom units, recent and pinned conversions, and Siri & Shortcuts make everyday conversions faster and easier. CONVERT 14 CATEGORIES • Length • Area • Mass • Volume • Temperature • Time • Pressure • Energy • Digital Storage • Speed • Angle • Fuel Economy • Data Transfer Rate • Currency, with live daily exchange rates BUILT-IN CALCULATOR Do the math without leaving the app. A full on-screen keypad lets you add, subtract, multiply, and divide your values before converting — no need to switch to a separate calculator app. MAKE IT YOURS Don't see the unit you need? Add your own custom units with your own conversion values. Reorder, rename, or hide any unit — built-in or custom — to keep your list focused on what you actually use. LIVE CURRENCY RATES Currency conversions update automatically once a day, so your exchange rates stay current without any effort on your part. Turn auto-updates off anytime if you'd rather manage it manually. YOUR FORMAT, YOUR RULES Choose how many decimal places to show, and pick your preferred decimal and grouping separators to match how you read numbers. LIGHT, DARK, OR SYSTEM Match your device or pick the look you prefer — the whole app adapts instantly. Simple, focused, and built to get you the right number fast.
Screenshots
Verdict
The clearest difference is in-app purchases: Mud Man Pro at none against My Unit Converters's 1. Mud Man Pro also leads on ads (none vs shown). My Unit Converters's advantage is update cadence (every 2 days vs every 4 months). On price, rating, ratings volume and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. My Unit Converters sells 1 one-off in-app purchase. Mud Man Pro asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for Mud Man Pro against 5.0 for My Unit Converters. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
Mud Man Pro ships an update every 4 months, My Unit Converters every 2 days. Both last shipped on October 31, 2026.
| Parameter | Mud Man Pro | My Unit Converters |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Number of ratings | 1 | 1 |
| Update frequency | Every 4 months | Every 2 days — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 16.0 | 16.0 |
| Further details — not scored | ||
| Size | 3 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Colten Meadows | Marvin Suo |
Customer experience
Mud Man Pro
My Unit Converters
In-app purchases
Mud Man Pro
No in-app purchases
My Unit Converters
- Remove Ads$1.99
Questions
Is Mud Man Pro free?
Is My Unit Converters free?
Which has better reviews, Mud Man Pro or My Unit Converters?
Do Mud Man Pro or My Unit Converters have ads?
Which is updated more often, Mud Man Pro or My Unit Converters?
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