# Petroleum VCF Basic vs Becoming Canadian

The clearest difference is in-app purchases: Petroleum VCF Basic at none against Becoming Canadian's 3. Becoming Canadian's advantage is update cadence (every 2 days vs every 2 months) and device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Becoming Canadian sells 3 in-app purchases, starting at $0.99 per 7 days. Petroleum VCF Basic asks for nothing beyond the download.

Petroleum VCF Basic ships an update every 2 months, Becoming Canadian every 2 days. The most recent releases landed on June 4, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Petroleum VCF Basic | Becoming Canadian |
| --- | --- | --- |
| 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** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Free | — |
| Size | 2 MB | 10 MB |
| Requires iOS | **16.1** | 17.0 |
| Devices | iPhone | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Jose Maldonado](https://appshunter.io/developer/1724473480) | [Oleksandr Zarochintsev](https://appshunter.io/developer/1198706334) |

## What reviewers say

### 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


### Becoming Canadian

[App page](https://appshunter.io/ios/app/becoming-canadian/id6773949373)

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $0.99 | per 7 days |
| Premium Monthly | $2.99 | per month |
| Premium Yearly | $19.99 | per year |


## Frequently asked questions

### Is Petroleum VCF Basic free?

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

### Is Becoming Canadian free?

Becoming Canadian is free to download, with in-app purchases available.

### Do Petroleum VCF Basic or Becoming Canadian have ads?

Neither Petroleum VCF Basic nor Becoming Canadian shows ads.

### Which is updated more often, Petroleum VCF Basic or Becoming Canadian?

Petroleum VCF Basic ships an update every 2 months, and Becoming Canadian every 2 days. Most recently, Petroleum VCF Basic was updated on June 4, 2026 and Becoming Canadian on September 27, 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.*