# Quick Calc Hydraulics vs Max Drilling

The clearest difference is rating: Quick Calc Hydraulics at 4.9 against Max Drilling's 3.2. Quick Calc Hydraulics also leads on review sentiment (89% vs 63%) and iOS requirement (9.3 vs 15.0). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Quick Calc Hydraulics holds the better App Store score, 4.9 against 3.2. Both are backed by a comparable volume of ratings — 9 and 22 respectively. Written reviews point the same way: 89% of Quick Calc Hydraulics's written reviews are positive against 63% of Max Drilling's.

Quick Calc Hydraulics ships an update every 7 months, Max Drilling every 4 months. The most recent releases landed on June 5, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Quick Calc Hydraulics | Max Drilling |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (9 ratings)](https://appshunter.io/ios/app/quick-calc-hydraulics/id404002035/reviews)** | [3.2 (22 ratings)](https://appshunter.io/ios/app/max-drilling/id1184959427/reviews) |
| Number of ratings | 9 | **22** |
| Positive reviews | **88.9% of reviews** | 62.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 4 months** |
| Monetization | Free | Free |
| Size | 88 MB | 208 MB |
| Requires iOS | **9.3** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Schlumberger Technology Corporation](https://appshunter.io/developer/380098290) | [NOV Inc.](https://appshunter.io/developer/578550101) |

## What reviewers say

### Quick Calc Hydraulics

[App page](https://appshunter.io/ios/app/quick-calc-hydraulics/id404002035)

This app calculates hydraulic horsepower, jet velocity, and impact forces at a jet nozzle orifice for earth-boring operations. Users input fluid density, flow rates, TFA, and bit diameter to get results for conventional drilling fluids. Calculated data can be shared with contacts.

**Highlights:** Hydraulic horsepower calculation, Jet velocity calculation, Impact force calculation, Input fluid density, flow rates, TFA, and bit diameter, Share results with contacts

**Features:** macOS Compatibility

**In-app purchases:** none


### Max Drilling

[App page](https://appshunter.io/ios/app/max-drilling/id1184959427)

Monitor drilling operations in real-time with instant access to active and historical well data. Visualize drilling parameters, view rig reports, and communicate securely with your team from anywhere.

**Highlights:** 1-second data streaming, Customizable data visualization, Time and depth views, Lagged channel tracing, Rig and well reports, Integrated chat, Collaborative notes

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

**In-app purchases:** none


## Frequently asked questions

### Is Quick Calc Hydraulics free?

Quick Calc Hydraulics is free to download, with no in-app purchases.

### Is Max Drilling free?

Max Drilling is free to download, with no in-app purchases.

### Which has better reviews, Quick Calc Hydraulics or Max Drilling?

Quick Calc Hydraulics is rated higher. Quick Calc Hydraulics averages 4.9 out of 5 from 9 ratings, while Max Drilling averages 3.2 from 22 ratings.

### Do Quick Calc Hydraulics or Max Drilling have ads?

Neither Quick Calc Hydraulics nor Max Drilling shows ads.

### Which is updated more often, Quick Calc Hydraulics or Max Drilling?

Quick Calc Hydraulics ships an update every 7 months, and Max Drilling every 4 months. Most recently, Quick Calc Hydraulics was updated on June 5, 2026 and Max Drilling on September 23, 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.*