Comparison

Wait and Weight Method vs Mud Man Pro

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Wait and Weight Method

Features
Read full description

This app is designed for both iPhone and iPad. This application uses the basic calculations of the "Wait and Weight" method to control oil wells after the occurrence of kick during drilling operations on floating platforms and landing rigs. It is an useful tool to import data files to fill kill sheets from our apps: (Driling Hydraulics, Drilling Simulator, Kick Game, Kick Tolerance, LOT Simulator, MPD Simulator and Well Control Simulator) available for sale in our portfolio on the App Store. It is can be applied on the field and also help in the understanding of the "Wait and Weight" method for well control. This app was developed based on existing spreadsheets. There is no comparison with any other software. Our goal was to create a low-cost application with the help of experts to share with drilling engineers, technicians, drillers, students and teachers of drilling engineering. There is no intention to replace the professional softwares. You can contribute with suggestions for improvements, correcting the translation to english, reporting bugs and spreading it to your friends. Thanks DISCLAIMER: These tools & materials are provided 'as is' without warranties of any kind, express or implied. Please verify the tools provided by this application by yourself before you use them. Ensure you understand the impact of using these tools. Any use you choose to make of these tools & materials is undertaken by you entirely at your own risk.

About

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.

Highlights
  • 20+ drilling fluid calculators
  • OBM and WBM support
  • Offline functionality
  • Field notes library
  • Pilot test converter
  • Hitch calendar
Features
Read full description

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

Wait and Weight Method4 screens
Mud Man Pro4 screens

Verdict

The call

The clearest difference is price: Mud Man Pro at Free against Wait and Weight Method's $19.99. Mud Man Pro also leads on update cadence (every 4 months vs every 28 months). Wait and Weight Method's advantage is device support (3 vs 1). On ads, in-app purchases and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Mud Man Pro is free to download; Wait and Weight Method costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Wait and Weight Method ships an update every 28 months, Mud Man Pro every 4 months. The most recent releases landed on September 15, 2026 and August 26, 2026 respectively.

Scorecard3 real differences · 6 level
Wait and Weight Method versus Mud Man Pro: the parameters behind the verdict, then further details
ParameterWait and Weight MethodMud Man Pro
Price$19.99Free — better
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 28 monthsEvery 4 months — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.6 — better16.0
Further details — not scored
Size17 MB3 MB
Age rating4+4+
DeveloperCarlos MouraColten Meadows

In-app purchases

None

Wait and Weight Method

No in-app purchases

None

Mud Man Pro

No in-app purchases

Questions

Is Wait and Weight Method free?
Wait and Weight Method costs $19.99, with no in-app purchases.
Is Mud Man Pro free?
Mud Man Pro is free to download, with no in-app purchases.
Do Wait and Weight Method or Mud Man Pro have ads?
Neither Wait and Weight Method nor Mud Man Pro shows ads.
Which is updated more often, Wait and Weight Method or Mud Man Pro?
Wait and Weight Method ships an update every 28 months, and Mud Man Pro every 4 months. Most recently, Wait and Weight Method was updated on September 15, 2026 and Mud Man Pro on August 26, 2026.

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