Combine Fluids vs Mud Man Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Combine Fluids
This utility app helps oil and gas professionals quickly calculate fluid volume combinations. It allows users to input various fluid types and density requirements, saving different mix possibilities for specific wells.
- Combine up to 10 fluid types
- Save fluid mix possibilities per well
- Calculate volume combinations
- Input mud density requirements
- Supports volume limitations or not
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Combine Fluids The creators of the top-rated app, Oilfield Calendar, offer a solution to another oilfield problem. Combine Fluids is designed to provide fast answers for everyday calculations. Combine Fluids, a simple to use calculator for the oil and gas professional. • Combine up to 10 different fluid types. • Save different mix possibilities for different wells. • From Mud Men to Derrick Men, anyone combining fluids will have a new favorite app. • Built by Oilfield guys for Oilfield user’s, putting out the best productivity apps in the industry. How to use Combine Fluids • Select weather you have volume limitations or not. • Enter your current or desired mud density, the mixing requirements will then be displayed for that information. • Save your parameters and create more volume combinations as needed. You’ve got your hardhat, steal toes, and safety glasses, now add Combine Fluids to the essential tools you need when working in the patch. Make your calculations easy, keep your life turning to the right. ** Feel free to drop us a line! We’re always listening to your suggestions and strive to improve our apps! If you have any feedback just contact us, support@archimedesworkshop.co ** ** Are you happy with the Combine Fluids app? We’d love to hear about it! Please take a moment to leave us a nice review, it truly helps us continue creating great tools for the industry! ** While you’re in the sharing mood, go ahead and post about it on Facebook too, Be Good!
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.
Screenshots
Verdict
The clearest difference is price: Mud Man Pro at Free against Combine Fluids's $0.99. Mud Man Pro also leads on rating (5.0 vs 3.7). Combine Fluids's advantage is update cadence (monthly vs every 4 months) and ratings volume (3 vs 1). On ads, in-app purchases 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
Mud Man Pro is free to download; Combine Fluids costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Mud Man Pro holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 3 and 1 respectively.
Combine Fluids ships an update monthly, Mud Man Pro every 4 months. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.
| Parameter | Combine Fluids | Mud Man Pro |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 3.7 (3 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 3 — better | 1 |
| Update frequency | Monthly — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 10.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 85 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | GoodStamp | Colten Meadows |
Customer experience
Combine Fluids
Mud Man Pro
In-app purchases
Combine Fluids
No in-app purchases
Mud Man Pro
No in-app purchases
Questions
Is Combine Fluids free?
Is Mud Man Pro free?
Which has better reviews, Combine Fluids or Mud Man Pro?
Do Combine Fluids or Mud Man Pro have ads?
Which is updated more often, Combine Fluids or Mud Man Pro?
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