Workover Assistant vs MUDSheet
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Workover Assistant
This utility app assists oil and gas field personnel with essential calculations for well workovers. It provides tools for hydrostatic pressure, internal capacity, and other critical functions, serving as a convenient resource for rig site or office use.
- Hydrostatic pressure calculations
- Internal capacity calculations
- Oil and gas well workover tools
- Rig site and office utility
- Accurate field calculations
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Workover Assistant is designed to help field personnel perform quick, accurate calculations related to oil and gas well workovers. It includes tools for hydrostatic pressure, internal capacity, and other common workover functions—making it a handy companion for the rig site or office.
MUDSheet
This app provides essential calculations and data for mud engineering. It distills critical information from various engineering resources into a convenient tool for mud and drilling engineers, offering quick access to equations and chemical formulas.
- Essential mud engineering calculations
- Quick access to drilling equations
- Chemical formulas and atomic table
- Unit conversion and setup exchange
- Input data validation
- Multiple table references
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MUDSheet covers the most essential calculation and data in mud engineering. Designed for mud engineers and drilling engineers, MUDSheet is an app that contains 23 most commonly used calculations, ranging from pipe capacity, pump output to mud additives. We, engineers, are often overwhelmed by the information scattered around in various media forms. Now, the most essential information from engineering handbooks, SPE textbooks, IADC manuals, has been distilled into MUDSheet, a must-have application for every mud engineer and technician to get the job done accurately and efficiently. Features: • Engineering calculation in a second • Quick access to drilling equations and chemical formulas • Being convenient for unit setup exchange • Replaces paper charts and tables • Input data validation • Samples for demonstration • Optional function display and flexible order change • Multiple table references on mud capacity, volume, and properties Functions: • Pipe Capacity • Annular Capacity • Pipe & Annular Volume • Pump-Duplex • Pump-Triplex • Pump-Quadruple • Rectangular Tank Volume • Mesh • Nozzle Total Flow Area • Annular Velocity • CaCl2 • NaCl • Brine Density • Brine Viscosity • Specific Gravity • PV/YP in Water-Based Mud • Solids in Water-Based Mud • Mud Weight Adjustment • Temperature • Chemical Formula • Atomic Table • Unit Conversion
Screenshots
Verdict
The clearest difference is update cadence: MUDSheet at every 2 months against Workover Assistant's every 58 months. MUDSheet also leads on iOS requirement (9.0 vs 16.6). On price, rating, ratings volume and ads 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. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for Workover Assistant against 5.0 for MUDSheet. Both are backed by a comparable volume of ratings — 2 and 1 respectively.
Workover Assistant ships an update every 58 months, MUDSheet every 2 months. The most recent releases landed on June 5, 2026 and September 10, 2026 respectively.
| Parameter | Workover Assistant | MUDSheet |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) | 5.0 (1 ratings) |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 58 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 9.0 — better |
| Further details — not scored | ||
| Size | 3 MB | 18 MB |
| Age rating | 4+ | 17+ |
| Developer | Kelly Gayneaux | Pegasus Vertex, Inc. |
Customer experience
Workover Assistant
MUDSheet
In-app purchases
Workover Assistant
No in-app purchases
MUDSheet
No in-app purchases
Questions
Is Workover Assistant free?
Is MUDSheet free?
Which has better reviews, Workover Assistant or MUDSheet?
Do Workover Assistant or MUDSheet have ads?
Which is updated more often, Workover Assistant or MUDSheet?
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