# PJFFfree — Piping member reference applic

> Japanese piping parts manual with Japanese specifications and millimeter measurements. (iPhone/iPad app by sigeyosi kanenishi.)

- Source: https://appshunter.io/ios/app/pjfffree/id629958775 (this page in markdown: same URL + `.md`)
- Developer: [sigeyosi kanenishi](https://appshunter.io/developer/629958778)
- Category: Productivity, Reference
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings · 7 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.0 · 7 MB
- Languages: American English
- Released: 2013-04-24
- Data updated: 2026-06-24
- Monetization: ad-supported
- User reviews in markdown: https://appshunter.io/ios/app/pjfffree/id629958775/reviews.md

## What is PJFFfree?

It is a manual of piping parts.
Only Japanese specification.

We are listed at the discretion of the things that seems to be in common use based on manufacturer's data and the dimension tables of dealers that are open to the public. 
Length units are in millimeters unless otherwise specified in decimal notation
JIS standards compliance

## Key features

- Piping parts manual
- Japanese specifications
- Commonly used parts listing
- Manufacturer data integration
- Millimeter measurements
- JIS standards compliance

## Recent user reviews (7 of 7)

All indexed reviews: https://appshunter.io/ios/app/pjfffree/id629958775/reviews.md

### 4/5 — スケール

*2015-01-16, version 1.08*

schがshcになってますよ

### 4/5 — フランジ

*2014-04-16, version 1.06*

ポンドの記載とスタッドボルトの記載もして頂けるとすごく助かります。

### 5/5 — 役に立ってます

*2013-10-26, version 1.06*

出来ればネジ継手の寸法もお願いしたです。ワガママですいません

### 4/5 — 便利ですが・・・

*2013-05-29, version 1.05*

550AからのBがまちがってませんか？？

### 5/5 — ありがとうございます

*2013-05-20, version 1.05*

助かります

### 4/5 — 惜しい！

*2013-05-14, version 1.05*

JISフランジしかない。JPIフランジも欲しかった。

### 5/5 — 感動

*2013-05-02, version 1.05*

すごいっ！

## Frequently asked questions about PJFFfree

### Does PJFFfree have ads?

Yes, PJFFfree contains advertisements. As it is a free application, ads are displayed to support its development and maintenance.

### What is the update frequency for PJFFfree?

PJFFfree was last updated on November 27, 2023. The app has seen regular updates, with version 1.14.2 being the latest release.

### What devices is PJFFfree compatible with?

PJFFfree is available for iPhone, iPad, and iPod. It is designed for iOS devices.

### What is the age rating for PJFFfree?

PJFFfree has an age rating of 4+. This indicates it is suitable for users of all ages.

### Is PJFFfree available in languages other than Japanese?

The app specifically states it is for Japanese specifications and lists parts based on Japanese manufacturer data. It is primarily designed for a Japanese audience.

### How are the piping parts listed in PJFFfree?

Parts are listed at the discretion of the developer, based on common usage derived from manufacturer data and public dimension tables. Measurements are in millimeters.

### Does PJFFfree support international piping standards?

PJFFfree explicitly mentions JIS standards compliance, which is a Japanese industrial standard. It focuses on Japanese specifications.

## Version history (last 5 releases)

### 1.14.2 — 2023-11-27

SDK update

### 1.14 — 2019-08-16

suport ios 9.3

### 1.12 — 2019-07-28

bug fix

### 1.11 — 2015-12-05

v1.11Fixed flange bolt length calculation. Gasket thickness,  other party flange thickness.

### 1.10 — 2015-11-05

v1.10. bug fix

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## More apps by sigeyosi kanenishi

- [SSFMfree](https://appshunter.io/ios/app/ssfmfree/id1476228180)
- [PVVS](https://appshunter.io/ios/app/pvvs/id1476646663)

All apps by sigeyosi kanenishi: https://appshunter.io/developer/629958778

## Related topics

[pjfffree](https://appshunter.io/ios/topics/pjfffree) · [sigeyosi kanenishi](https://appshunter.io/ios/topics/sigeyosi-kanenishi) · [pjf](https://appshunter.io/ios/topics/pjf) · [gmobile](https://appshunter.io/ios/topics/gmobile)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-24.*