# Drillstring Toolbox vs CleanMax Lite

The clearest difference is rating: CleanMax Lite at 5.0 against Drillstring Toolbox's 3.3. CleanMax Lite also leads on update cadence (every 2 months vs every 39 months) and iOS requirement (8.0 vs 14.0). Drillstring Toolbox's advantage is ratings volume (3 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CleanMax Lite holds the better App Store score, 5.0 against 3.3. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

Drillstring Toolbox ships an update every 39 months, CleanMax Lite every 2 months. The most recent releases landed on September 5, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Drillstring Toolbox | CleanMax Lite |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (3 ratings)](https://appshunter.io/ios/app/drillstring-toolbox/id1068605189/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cleanmax-lite/id1190494072/reviews)** |
| Number of ratings | **3** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 39 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 1 MB | 14 MB |
| Requires iOS | 14.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bureau Veritas North America, Inc.](https://appshunter.io/developer/1770295442) | [Pegasus Vertex, Inc.](https://appshunter.io/developer/954796003) |

## What reviewers say

### Drillstring Toolbox

[App page](https://appshunter.io/ios/app/drillstring-toolbox/id1068605189)

This utility app calculates drill-stem load capacities based on API connections and sizes. It also provides makeup torque and tensile capacity, as well as tensile and torsion capacities for drill pipe tubes.

**Highlights:** Drill-stem load capacity calculation, API connection selection, Makeup torque calculation, Tensile capacity calculation, Drill pipe tube capacities

**Features:** macOS Compatibility

**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 Drillstring Toolbox free?

Drillstring Toolbox is free to download, with no in-app purchases.

### Is CleanMax Lite free?

CleanMax Lite is free to download, with no in-app purchases.

### Which has better reviews, Drillstring Toolbox or CleanMax Lite?

CleanMax Lite is rated higher. Drillstring Toolbox averages 3.3 out of 5 from 3 ratings, while CleanMax Lite averages 5.0 from 1 ratings.

### Do Drillstring Toolbox or CleanMax Lite have ads?

Neither Drillstring Toolbox nor CleanMax Lite shows ads.

### Which is updated more often, Drillstring Toolbox or CleanMax Lite?

Drillstring Toolbox ships an update every 39 months, and CleanMax Lite every 2 months. Most recently, Drillstring Toolbox was updated on September 5, 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.*