# Driller's Method vs JavaScript Studio Pro

The clearest difference is price: JavaScript Studio Pro at $12.99 against Driller's Method's $19.99. JavaScript Studio Pro also leads on iOS requirement (10.0 vs 15.6). On update cadence, ads, in-app purchases and monetization model there is nothing between them.

Driller's Method costs $19.99 and JavaScript Studio Pro $12.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Driller's Method ships an update every 16 months, JavaScript Studio Pro every 20 months. The most recent releases landed on September 2, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Driller's Method | JavaScript Studio Pro |
| --- | --- | --- |
| Price | $19.99 | **$12.99** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/javascript-studio-pro/id1533537039/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 16 months** | Every 20 months |
| Monetization | Paid | Paid |
| Size | 19 MB | 33 MB |
| Requires iOS | 15.6 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Carlos Moura](https://appshunter.io/developer/407501202) | [Arrowat LLC](https://appshunter.io/developer/1358562640) |

## What reviewers say

### Driller's Method

[App page](https://appshunter.io/ios/app/drillers-method/id1067011800)

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.

**Highlights:** Driller's Method calculations, Kick occurrence management, Floating platform support, Landing rig application, Kill sheet data import, Educational tool

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

**In-app purchases:** none


### JavaScript Studio Pro

[App page](https://appshunter.io/ios/app/javascript-studio-pro/id1533537039)

Develop web applications on your mobile device using JavaScript, CSS, and HTML. This tool offers error checking assistance as you code, ensuring you don't lose track of your ideas. Create and save your projects anywhere, anytime.

**Highlights:** Write JavaScript, CSS, HTML code, Create web applications, Error checking assistance, Save code and ideas, Mobile development environment

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Driller's Method free?

Driller's Method costs $19.99, with no in-app purchases.

### Is JavaScript Studio Pro free?

JavaScript Studio Pro costs $12.99, with no in-app purchases.

### Do Driller's Method or JavaScript Studio Pro have ads?

Neither Driller's Method nor JavaScript Studio Pro shows ads.

### Which is updated more often, Driller's Method or JavaScript Studio Pro?

Driller's Method ships an update every 16 months, and JavaScript Studio Pro every 20 months. Most recently, Driller's Method was updated on September 2, 2026 and JavaScript Studio Pro on September 29, 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.*