# Driller's Method vs Mud Weight

The clearest difference is price: Mud Weight at $0.99 against Driller's Method's $19.99. Mud Weight also leads on update cadence (every 4 months vs every 16 months) and iOS requirement (10.0 vs 15.6). On ads, in-app purchases, monetization model and device support there is nothing between them.

Driller's Method costs $19.99 and Mud Weight $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Driller's Method ships an update every 16 months, Mud Weight every 4 months. The most recent releases landed on October 2, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Driller's Method | Mud Weight |
| --- | --- | --- |
| Price | $19.99 | **$0.99** |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/mud-weight/id1456298201/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 4 months** |
| Monetization | Paid | Paid |
| Size | 19 MB | 86 MB |
| Requires iOS | 15.6 | **10.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Carlos Moura](https://appshunter.io/developer/407501202) | [GoodStamp](https://appshunter.io/developer/717537129) |

## 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


### Mud Weight

[App page](https://appshunter.io/ios/app/mud-weight/id1456298201)

This utility app assists oil and gas professionals with quick calculations for drilling fluid weight. It allows users to adjust parameters like specific gravity and sack weight, save preferences for different wells, and calculate material needs.

**Highlights:** Adjust specific gravity, Calculate sack weight, Manage pallet sizes, Save mud and material preferences, Create multiple wells, Calculate material amounts

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

**In-app purchases:** none


## Frequently asked questions

### Is Driller's Method free?

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

### Is Mud Weight free?

Mud Weight costs $0.99, with no in-app purchases.

### Do Driller's Method or Mud Weight have ads?

Neither Driller's Method nor Mud Weight shows ads.

### Which is updated more often, Driller's Method or Mud Weight?

Driller's Method ships an update every 16 months, and Mud Weight every 4 months. Most recently, Driller's Method was updated on October 2, 2026 and Mud Weight on October 9, 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.*