# Oil density vs AirMate Control

The clearest difference is in-app purchases: AirMate Control at none against Oil density's 2. AirMate Control also leads on iOS requirement (12.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Oil density sells 2 one-off in-app purchases. AirMate Control asks for nothing beyond the download.

## The numbers

| Metric | Oil density | AirMate Control |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/oil-density/id1641733273/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 47 months | — |
| Monetization | Free | — |
| Size | 7 MB | 25 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [昆 张](https://appshunter.io/developer/517645105) | [Amjad Saijary](https://appshunter.io/developer/1874582964) |

## What reviewers say

### Oil density

[App page](https://appshunter.io/ios/app/oil-density/id1641733273)

This tool calculates the standard density of oil products based on measured apparent density. It automatically queries density tables and computes volume correction factors for accurate standard volume and mass calculations. Improve efficiency and accuracy compared to manual methods.

**Highlights:** Calculates standard oil density, Queries petroleum density tables, Computes volume correction factor (VCF), Calculates standard volume and mass, Adheres to GB/T 1885-1998 national standard

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly card | $2.99 | one-time |
| Lifetime Card | $8.99 | one-time |


### AirMate Control

[App page](https://appshunter.io/ios/app/airmate-control/id6758720633)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Oil density free?

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

### Is AirMate Control free?

AirMate Control is free to download, with no in-app purchases.

### Do Oil density or AirMate Control have ads?

Neither Oil density nor AirMate Control 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.*