# PJFFfree vs PVC

The clearest difference is in-app purchases: PJFFfree at none against PVC's 1. PJFFfree also leads on iOS requirement (15.0 vs 18.0). PVC's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. PVC sells 1 in-app purchase, starting at $8.99 per year. PJFFfree asks for nothing beyond the download.

## The numbers

| Metric | PJFFfree | PVC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pjfffree/id629958775/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | — |
| Monetization | Ad-supported | — |
| Size | 7 MB | 3 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [sigeyosi kanenishi](https://appshunter.io/developer/629958778) | [4DAT LLC](https://appshunter.io/developer/1649051364) |

## What reviewers say

### PJFFfree

[App page](https://appshunter.io/ios/app/pjfffree/id629958775)

This app serves as a manual for piping parts, focusing on Japanese specifications. It lists commonly used items based on manufacturer data and public dimension tables, with all measurements in millimeters.

**Highlights:** Piping parts manual, Japanese specifications, Commonly used parts listing, Manufacturer data integration, Millimeter measurements, JIS standards compliance

**Features:** macOS Compatibility

**In-app purchases:** none


### PVC

[App page](https://appshunter.io/ios/app/pvc-4dat/id6764557825)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PVC 4DAT Pro | $8.99 | per year |


## Frequently asked questions

### Is PJFFfree free?

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

### Is PVC free?

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

### Do PJFFfree or PVC have ads?

PJFFfree shows ads; PVC does not.

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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.*