Driller's Method vs CPC Utility
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Driller's Method
This application assists with oil well control calculations using the Driller's Method, particularly for kick occurrences on floating and landing rigs. It's a tool for oilfield professionals and students to understand and apply these essential calculations.
- Driller's Method calculations
- Kick occurrence management
- Floating platform support
- Landing rig application
- Kill sheet data import
- Educational tool
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This app is designed for both iPhone and iPad. This application uses the basic calculations of the Driller's 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 1, 2 and 3, MPD Simulator, Kick Game, Kick Tolerance, LOT Simulator and Well Control Simulator 1 and 2) available for sale in our portfolio on the App Store. It is can be applied on the oilfield (see Disclaimer) and also to help in the understanding of the Driller's Method. 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.
CPC Utility
This utility app provides instant contact with well control services for emergencies. It also includes helpful calculators and lookup tables for casing, flange, coiled tubing, and nitrogen volume.
- 24/7 Well Control callout
- Casing information lookup
- Flange data
- Coiled tubing calculator
- Nitrogen volume calculator
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CPC Utility is the quickest way to get in touch with CUDD Well Control Services in the event of a well control incident, providing a 24 hr phone response with a live engineer at the click of a button. In addition to Well Control callout, the app also provides several useful calculators and lookup tables. * Casing Info - Sizes and Ratings * Flange Info - Bore Size, Gasket, Hole Pattern... * Coiled Tubing Calculator * Nitrogen Volume Calculator - Get SCF / BBL at specified temperature and pressure
Screenshots
Verdict
The clearest difference is review sentiment: CPC Utility at 100% against Driller's Method's 0%. CPC Utility also leads on price (Free vs $19.99) and iOS requirement (13.0 vs 15.6). On update cadence, 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
CPC Utility is free to download; Driller's Method costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Driller's Method ships an update every 16 months, CPC Utility every 12 months. The most recent releases landed on September 2, 2026 and June 4, 2026 respectively.
| Parameter | Driller's Method | CPC Utility |
|---|---|---|
| Price | $19.99 | Free — better |
| Rating | — | 5.0 (3 ratings) — better |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | — | 3 — better |
| Update frequency | Every 16 months | Every 12 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 19 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | Carlos Moura | Thru Tubing Solutions Inc. |
Customer experience
Driller's Method
CPC Utility
In-app purchases
Driller's Method
No in-app purchases
CPC Utility
No in-app purchases
Questions
Is Driller's Method free?
Is CPC Utility free?
Do Driller's Method or CPC Utility have ads?
Which is updated more often, Driller's Method or CPC Utility?
Other comparisons
