# KICKDRILL vs Friction Drilling Calculator

The clearest difference is update cadence: Friction Drilling Calculator at every 10 days against KICKDRILL's every 2 months. Friction Drilling Calculator also leads on ratings volume (6 vs 1). KICKDRILL's advantage is iOS requirement (13.0 vs 16.4). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. KICKDRILL sells 4 in-app purchases, starting at $4.99 per 7 days and Friction Drilling Calculator sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for KICKDRILL against 5.0 for Friction Drilling Calculator. That said, the two scores are not equally well evidenced: Friction Drilling Calculator has 6 ratings behind it against 1, so its average is the more settled of the two.

KICKDRILL ships an update every 2 months, Friction Drilling Calculator every 10 days. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | KICKDRILL | Friction Drilling Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/kickdrill/id1622337666/reviews) | [5.0 (6 ratings)](https://appshunter.io/ios/app/friction-drilling-calculator/id6740011503/reviews) |
| Number of ratings | 1 | **6** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 10 days** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 75 MB | 51 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Richard Steffensen](https://appshunter.io/developer/1622337668) | [Drillsoft LLC](https://appshunter.io/developer/1787962403) |

## What reviewers say

### KICKDRILL

[App page](https://appshunter.io/ios/app/kickdrill/id1622337666)

This app provides drilling and well personnel with a flexible and effective way to practice and maintain essential well control knowledge. It offers exam-style questions aligned with industry standards, training and exam modes, and instant explanations to reinforce learning.

**Highlights:** Exam-style questions, API and NORSOK aligned, Training mode, Exam mode, Instant explanations, Progress tracking

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KICKDRILL Weekly Subscription | $4.99 | per 7 days |
| KICKDRILL Yearly Subscription | $9.99 | per year |
| KICKDRILL Yearly Subscription | $24.99 | per year |
| KICKDRILL Subscription | $9.99 | one-time |


### Friction Drilling Calculator

[App page](https://appshunter.io/ios/app/friction-drilling-calculator/id6740011503)

This app simplifies drilling fluid analysis for petroleum professionals. It calculates key fluid dynamics, visualizes rheological data with interactive graphs, and supports multiple industry-standard models for accurate insights.

**Highlights:** Calculate pipe and annular velocity, Determine Reynolds number and flow regime, Calculate total pressure losses, Interactive rheogram plotting, Support for five rheological models, Automatic model calibration

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 50 credits | $1.99 | one-time |
| 300 Credits | $4.99 | one-time |


## Frequently asked questions

### Is KICKDRILL free?

KICKDRILL is free to download, with in-app purchases available.

### Is Friction Drilling Calculator free?

Friction Drilling Calculator is free to download, with in-app purchases available.

### Which has better reviews, KICKDRILL or Friction Drilling Calculator?

KICKDRILL and Friction Drilling Calculator are both rated 5.0 out of 5 on the App Store, from 1 and 6 ratings respectively.

### Do KICKDRILL or Friction Drilling Calculator have ads?

Neither KICKDRILL nor Friction Drilling Calculator shows ads.

### Which is updated more often, KICKDRILL or Friction Drilling Calculator?

KICKDRILL ships an update every 2 months, and Friction Drilling Calculator every 10 days. Most recently, KICKDRILL was updated on November 3, 2026 and Friction Drilling Calculator on November 4, 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.*