Comparison

Driller's Method Worksheets vs CleanMax Lite

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

Head to head
About

Driller's Method Worksheets

Features
Read full description

This app utilizes standardized Worksheets based on the Driller's method for well control operations following a kick. It supports both floating rigs with subsea stacks and surface stack operations. Designed for field applications and instructional use, it helps engineers and rig teams deepen their understanding of the Driller's method. Key Features & Integration * Fully compatible with field workflows and training scenarios. * Seamlessly import data files to populate kill sheets directly from our suite of well control apps: Drilling Hydraulics, Drilling Simulator 1, 2 & 3, Kick Game, Kick Tolerance, LOT Simulator, MPD Simulator, Well Control Methods, and Well Control Simulator 1 & 2.
 Our Mission Developed alongside industry experts using established spreadsheets, this app provides an accessible, cost-effective tool for drilling engineers, toolpushers, drillers, technicians, students, and instructors. It is designed as a practical field utility and learning companion, not a replacement for full-scale commercial engineering software. Feedback & Community We continuously improve our tools. Feel free to share feedback, report bugs, suggest translation refinements, or share this app with your colleagues. Thanks DISCLAIMER: These tools and materials are provided "as is" and "as available," without warranties of any kind, express or implied. You are solely responsible for verifying the accuracy and appropriateness of any calculations or data generated by this application prior to use. Any reliance on or use of these tools is strictly at your own risk. In no event shall the developer be liable for any direct, indirect, incidental, or consequential damages resulting from the use or inability to use this application.

About

CleanMax Lite

This mobile tool assists with wellbore cleanup operations by calculating fluid volumes and contact times. It also generates 2D and 3D animations to visualize fluid displacement, aiming to reduce formation damage and enhance well productivity.

Highlights
  • Fluid volume calculations
  • Contact time calculations
  • 2D fluid displacement animations
  • 3D fluid displacement animations
  • Wellbore cleanup operations aid
Features
Read full description

Successfully conducting a wellbore cleanup ensures hassle-free completions, reduces the risk of formation damage, and enhances well productivity. Pegasus Vertex, Inc. has extracted most-used components from our advanced software, CleanMax, and created a handy mobile app CleanMax Lite to aid with wellbore cleanup operations. CleanMax Lite quickly and accurately calculates fluid volumes, contact times and creates 2D and 3D fluid displacement animations.

Screenshots

CleanMax Lite4 screens

Verdict

The call

The clearest difference is price: CleanMax Lite at Free against Driller's Method Worksheets's $19.99. CleanMax Lite also leads on device support (3 vs 1) and iOS requirement (8.0 vs 15.6). On update cadence, ads and in-app purchases 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

CleanMax Lite is free to download; Driller's Method Worksheets costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Driller's Method Worksheets ships an update every 4 months, CleanMax Lite every 2 months. The most recent releases landed on September 9, 2026 and September 17, 2026 respectively.

Scorecard3 real differences · 6 level
Driller's Method Worksheets versus CleanMax Lite: the parameters behind the verdict, then further details
ParameterDriller's Method WorksheetsCleanMax Lite
Price$19.99Free — better
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 4 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPadiPhone, iPad, iPod — better
Requires iOS15.68.0 — better
Further details — not scored
Size10 MB14 MB
Age rating4+4+
DeveloperCarlos MouraPegasus Vertex, Inc.

In-app purchases

None

Driller's Method Worksheets

No in-app purchases

None

CleanMax Lite

No in-app purchases

Questions

Is Driller's Method Worksheets free?
Driller's Method Worksheets costs $19.99, with no in-app purchases.
Is CleanMax Lite free?
CleanMax Lite is free to download, with no in-app purchases.
Do Driller's Method Worksheets or CleanMax Lite have ads?
Neither Driller's Method Worksheets nor CleanMax Lite shows ads.
Which is updated more often, Driller's Method Worksheets or CleanMax Lite?
Driller's Method Worksheets ships an update every 4 months, and CleanMax Lite every 2 months. Most recently, Driller's Method Worksheets was updated on September 9, 2026 and CleanMax Lite on September 17, 2026.

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