# Driller's Method Worksheets vs CleanMax Lite

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.

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.

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.

## The numbers

| Metric | Driller's Method Worksheets | CleanMax Lite |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cleanmax-lite/id1190494072/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 10 MB | 14 MB |
| Requires iOS | 15.6 | **8.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Carlos Moura](https://appshunter.io/developer/407501202) | [Pegasus Vertex, Inc.](https://appshunter.io/developer/954796003) |

## What reviewers say

### Driller's Method Worksheets

[App page](https://appshunter.io/ios/app/drillers-method-worksheets/id1069961915)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### CleanMax Lite

[App page](https://appshunter.io/ios/app/cleanmax-lite/id1190494072)

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:** macOS Compatibility

**In-app purchases:** none


## Frequently asked 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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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*