# Driller's Method Worksheets vs Workover Assistant

The clearest difference is price: Workover Assistant at Free against Driller's Method Worksheets's $19.99. Driller's Method Worksheets's advantage is update cadence (every 4 months vs every 58 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Workover Assistant 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, Workover Assistant every 58 months. The most recent releases landed on September 9, 2026 and June 5, 2026 respectively.

## The numbers

| Metric | Driller's Method Worksheets | Workover Assistant |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/workover-assistant/id1117692519/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 58 months |
| Monetization | — | Free |
| Size | 10 MB | 3 MB |
| Requires iOS | **15.6** | 16.6 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Carlos Moura](https://appshunter.io/developer/407501202) | [Kelly Gayneaux](https://appshunter.io/developer/1082576429) |

## 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


### Workover Assistant

[App page](https://appshunter.io/ios/app/workover-assistant/id1117692519)

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.

**Highlights:** Hydrostatic pressure calculations, Internal capacity calculations, Oil and gas well workover tools, Rig site and office utility, Accurate field calculations

**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 Workover Assistant free?

Workover Assistant is free to download, with no in-app purchases.

### Do Driller's Method Worksheets or Workover Assistant have ads?

Neither Driller's Method Worksheets nor Workover Assistant shows ads.

### Which is updated more often, Driller's Method Worksheets or Workover Assistant?

Driller's Method Worksheets ships an update every 4 months, and Workover Assistant every 58 months. Most recently, Driller's Method Worksheets was updated on September 9, 2026 and Workover Assistant on June 5, 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.*