# Quick Calc Hydraulics vs Solo Mobile

The clearest difference is update cadence: Solo Mobile at every 3 weeks against Quick Calc Hydraulics's every 7 months. Quick Calc Hydraulics's advantage is iOS requirement (9.3 vs 17). On price, rating, ratings volume 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.

On the App Store both sit at effectively the same score — 4.9 for Quick Calc Hydraulics against 5.0 for Solo Mobile. Both are backed by a comparable volume of ratings — 9 and 11 respectively.

Quick Calc Hydraulics ships an update every 7 months, Solo Mobile every 3 weeks. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Quick Calc Hydraulics | Solo Mobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (9 ratings)](https://appshunter.io/ios/app/quick-calc-hydraulics/id404002035/reviews) | **[5.0 (11 ratings)](https://appshunter.io/ios/app/solo-mobile/id1496933766/reviews)** |
| Number of ratings | 9 | **11** |
| Positive reviews | 88.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 88 MB | 45 MB |
| Requires iOS | **9.3** | 17 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Schlumberger Technology Corporation](https://appshunter.io/developer/380098290) | [ROGII Inc.](https://appshunter.io/developer/1361492456) |

## 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


### Solo Mobile

[App page](https://appshunter.io/ios/app/solo-mobile/id1496933766)

Monitor well data in real-time from your mobile device. Visualize wellbores, share interpretations, and collaborate with colleagues for timely decision-making. Stay connected to your geosteering projects without being tied to your desk.

**Highlights:** Real-time geosteering data, Wellbore visualization, Interpretation sharing, Coworker chat, Seamless cloud synchronization

**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 Solo Mobile free?

Solo Mobile is free to download, with no in-app purchases.

### Which has better reviews, Quick Calc Hydraulics or Solo Mobile?

Solo Mobile is rated higher. Quick Calc Hydraulics averages 4.9 out of 5 from 9 ratings, while Solo Mobile averages 5.0 from 11 ratings.

### Do Quick Calc Hydraulics or Solo Mobile have ads?

Neither Quick Calc Hydraulics nor Solo Mobile shows ads.

### Which is updated more often, Quick Calc Hydraulics or Solo Mobile?

Quick Calc Hydraulics ships an update every 7 months, and Solo Mobile every 3 weeks. Most recently, Quick Calc Hydraulics was updated on October 23, 2026 and Solo Mobile on October 24, 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.*