# Petroleum Dictionary Pro vs Petroleum VCF Basic

The clearest difference is device support: Petroleum Dictionary Pro at 3 against Petroleum VCF Basic's 1. Petroleum Dictionary Pro also leads on iOS requirement (9.0 vs 16.1). On price, ads and in-app purchases 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 | Petroleum Dictionary Pro | Petroleum VCF Basic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/petroleum-vcf-basic/id6475608625/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Monetization | — | Free |
| Size | 15 MB | 2 MB |
| Requires iOS | **9.0** | 16.1 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Donik Ariyanto](https://appshunter.io/developer/1325008963) | [Jose Maldonado](https://appshunter.io/developer/1724473480) |

## What reviewers say

### Petroleum Dictionary Pro

[App page](https://appshunter.io/ios/app/petroleum-dictionary-pro/id1495824338)

**Features:** macOS Compatibility

**In-app purchases:** none


### Petroleum VCF Basic

[App page](https://appshunter.io/ios/app/petroleum-vcf-basic/id6475608625)

Calculate volume and density changes for various petroleum products due to temperature and pressure variations. Supports crude oil, refined products, and specialized oils. Requires minimum density and temperature data, with optional volume input.

**Highlights:** Volume and density change calculations, Supports crude oil, refined products, and lube oils, Calculations based on temperature and pressure, Handles various density units, Optional volume input for corrected volume, Saves and recalls last performed calculation

**In-app purchases:** none


## Frequently asked questions

### Is Petroleum Dictionary Pro free?

Petroleum Dictionary Pro is free to download, with no in-app purchases.

### Is Petroleum VCF Basic free?

Petroleum VCF Basic is free to download, with no in-app purchases.

### Do Petroleum Dictionary Pro or Petroleum VCF Basic have ads?

Neither Petroleum Dictionary Pro nor Petroleum VCF Basic 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.*