# ROL Assistant vs Dauphin SpeedTest

The clearest difference is iOS requirement: Dauphin SpeedTest at 9.0 against ROL Assistant's 11.4. On price, ads, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | ROL Assistant | Dauphin SpeedTest |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/rol-assistant/id775678395/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | — |
| Monetization | Free | — |
| Size | 28 MB | 11 MB |
| Requires iOS | 11.4 | **9.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Astron International, Inc.](https://appshunter.io/developer/775678398) | [Equipos Telemo, E.T. S.A.](https://appshunter.io/developer/526375927) |

## What reviewers say

### ROL Assistant

[App page](https://appshunter.io/ios/app/rol-assistant/id775678395)

This utility app provides a virtual advisor for refining questions and offers extensive unit conversion tools. It also calculates steam properties and line pressure drops for various pipe materials and sizes.

**Highlights:** Virtual refining advisor, Extensive unit conversions, Steam properties calculator, Line pressure drop calculation, English and Metric units

**Features:** macOS Compatibility

**In-app purchases:** none


### Dauphin SpeedTest

[App page](https://appshunter.io/ios/app/dauphin-speedtest/id1471126095)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ROL Assistant free?

ROL Assistant is free to download, with no in-app purchases.

### Is Dauphin SpeedTest free?

Dauphin SpeedTest is free to download, with no in-app purchases.

### Do ROL Assistant or Dauphin SpeedTest have ads?

Neither ROL Assistant nor Dauphin SpeedTest shows ads.

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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.*