# Driller's Method vs Tire Size Calculator.

The clearest difference is price: Tire Size Calculator. at Free against Driller's Method's $19.99. Tire Size Calculator. also leads on iOS requirement (13.0 vs 15.6). Driller's Method's advantage is in-app purchases (none vs 1). On ads and device support there is nothing between them.

Tire Size Calculator. is free to download; Driller's Method costs $19.99 up front. Tire Size Calculator. sells 1 one-off in-app purchase. Driller's Method asks for nothing beyond the download.

## The numbers

| Metric | Driller's Method | Tire Size Calculator. |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tire-size-calculator/id6770910514/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 16 months | — |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 19 MB | 41 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Carlos Moura](https://appshunter.io/developer/407501202) | [Nanjibhai Gorasiya](https://appshunter.io/developer/1834066312) |

## 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


### Tire Size Calculator.

[App page](https://appshunter.io/ios/app/tire-size-calculator/id6770910514)

Easily compare tire and wheel sizes to understand diameter changes and speedometer differences. This tool helps drivers and mechanics make informed decisions about vehicle setups and tire fitment.

**Highlights:** Tire size comparison, Wheel diameter calculation, Speedometer difference estimation, Metric and imperial support, Fast and accurate interface

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime premium | $9.99 | one-time |


## Frequently asked questions

### Is Driller's Method free?

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

### Is Tire Size Calculator. free?

Tire Size Calculator. is free to download, with in-app purchases available.

### Do Driller's Method or Tire Size Calculator. have ads?

Neither Driller's Method nor Tire Size Calculator. shows ads.

---

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