# FZ SIide Rule

> Digital slide rule for wellhead equipment flange and ring groove dimensions. (iPhone/iPad app by D Young.)

- Source: https://appshunter.io/ios/app/fz-siide-rule/id1131995319 (this page in markdown: same URL + `.md`)
- Developer: [D Young](https://appshunter.io/developer/933629750)
- Category: Reference
- Price: Free
- Rating: 1.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 9.0 · 11 MB
- Languages: English
- Released: 2016-09-02
- Data updated: 2026-06-24
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/fz-siide-rule/id1131995319/reviews.md

## What is FZ SIide Rule?

This app will allow the user to find all critical dimensions of high pressure wellhead equipment integral flange and ring groove dimensions.

A modern update of the classic slide rule. Operates the same way a typical paper flange slide rule works now available in your pocket anytime anywhere.

The app includes slide rules for

Integral Flanges
Ring Grooves
R Type Ring Gaskets

## Key features

- Integral flange dimensions
- Ring groove dimensions
- R Type ring gasket calculations
- Pocket-sized slide rule functionality
- High-pressure wellhead equipment data


## Frequently asked questions about FZ SIide Rule

### What is FZ SIide Rule used for?

FZ SIide Rule is a digital slide rule designed to help users find critical dimensions for high-pressure wellhead equipment, specifically integral flange and ring groove dimensions, as well as R Type ring gaskets.

### How does FZ SIide Rule work?

It operates similarly to a traditional paper slide rule, providing these engineering measurements conveniently on a mobile device. The app aims to replicate the functionality of a physical flange slide rule.

### What types of dimensions can FZ SIide Rule calculate?

The app provides calculations for integral flanges, ring grooves, and R Type ring gaskets, all critical components in high-pressure wellhead equipment.

### Is FZ SIide Rule available on Android devices?

Based on the provided data, FZ SIide Rule is available for iPhone and iPod devices. Support for Android devices is not specified.

### When was FZ SIide Rule last updated?

The latest version of FZ SIide Rule is 1.0.4, which was last updated on October 3, 2016. The app was initially released on September 2, 2016.

### What is the user rating for FZ SIide Rule?

FZ SIide Rule has a current rating of 1.0 stars based on 1 rating. This indicates a very low user satisfaction score from the available feedback.

### Does FZ SIide Rule have ads?

No, FZ SIide Rule does not contain advertisements. The app is free to download and use without any ad interruptions.

### Is FZ SIide Rule suitable for all ages?

FZ SIide Rule has an age rating of 4+, making it suitable for a wide range of users. However, its technical nature means it is most relevant to professionals in specific engineering fields.

## Version history (last 4 releases)

### 1.0.4 — 2016-10-03

This app has been updated by Apple to display the Apple Watch app icon.

Minor bug updates

### 1.0.3 — 2016-08-25

R Type Gasket Slide Rule Added
Minor bug updates

### 1.0.2 — 2016-08-16

Contact Details Updated
Minor layout changes

### 1.0 — 2016-08-01

No release notes.

## Apps similar to FZ SIide Rule

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Virtual Flange Slide Rule](https://appshunter.io/ios/app/virtual-flange-slide-rule/id546358145) | 5.0 (12) | Free | Reference |
| [Flange Bolt Size & Torque](https://appshunter.io/ios/app/flange-bolt-size-and-torque/id1489122965) | — | Free | Reference |
| [IADC Conferences](https://appshunter.io/ios/app/iadc-conferences/id6476380293) | — | Free | Reference |
| [Quail Tools](https://appshunter.io/ios/app/quail-tools/id1279372123) | 5.0 (22) | Free | Reference |
| [API Pipe Properties](https://appshunter.io/ios/app/api-pipe-properties/id1044718618) | — | $1.99 | Reference |

## More apps by D Young

- [Severn Glocon App](https://appshunter.io/ios/app/severn-glocon-app/id1018586800)
- [FZ Materials](https://appshunter.io/ios/app/fz-materials/id1095386105)

All apps by D Young: https://appshunter.io/developer/933629750

## Related topics

[virtual flange slide rule](https://appshunter.io/ios/topics/virtual-flange-slide-rule) · [virtual flange](https://appshunter.io/ios/topics/virtual-flange) · [flange](https://appshunter.io/ios/topics/flange)

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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.*