# Flange Hole Marker Pro

> Calculates flange hole markings for equispaced, angled, and equivalent holes. (iPhone/iPad app by Imran Pinjara.)

- Source: https://appshunter.io/ios/app/flange-hole-marker-pro/id1486290745 (this page in markdown: same URL + `.md`)
- Developer: [Imran Pinjara](https://appshunter.io/developer/1484488781)
- Category: Utilities, Productivity
- Price: $2.99
- Age rating: 4+
- Requires: iOS 16.1 · 1 MB
- Languages: American English
- Released: 2019-11-06
- Data updated: 2026-08-27
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/flange-hole-marker-pro/id1486290745/reviews.md

## What is Flange Hole Marker Pro?

Flange Hole Marker is used to calculate flange hole markings of equispaced holes, Holes at any Angles and Equivalent No. of Holes.

Unit setting Options are available with mm and inches.

This App has the following Flange hole Calculator available:

1. Equispaced Holes Calculators.
2. Holes at Any Angles.
3. Equivalent No. of Holes.

This app is very useful during hole center Marking on the flange at a given Pitch Circle Diameter.

This app gives hows much cord length is required to divide the required No of holes on our available Pitch Circle Diameter.

This app is very useful for those who are dealing with flange hole marking or bolt hole marking on flanges or any other application where we had to divide the required no of parts on pitch circle diameter.

This app is for professionals and any others who are working in the field of fabrication of process equipment such as pressure vessel, heat ex changer, storage tank,reactor, agitator or mixer and heavy engineering Equipment.

In this app Inputs required only pitch circle diameter ( PCD )or bolt-hole circle diameter ( BCD ).

## Key features

- Equispaced Holes Calculator
- Holes at Any Angles
- Equivalent No. of Holes
- Unit setting (mm/inches)
- Pitch Circle Diameter input

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/flange-hole-marker-pro/id1486290745/reviews.md

### 1/5 — Scammers

*2024-02-16*

Noting working on this application

## Frequently asked questions about Flange Hole Marker Pro

### What is Flange Hole Marker Pro used for?

Flange Hole Marker Pro is used to calculate precise flange hole markings. It helps determine the positions for equispaced holes, holes at any angle, and the equivalent number of holes on a given pitch circle diameter.

### What units does Flange Hole Marker Pro support?

Flange Hole Marker Pro supports both millimeters (mm) and inches for its calculations, offering flexibility for different regional standards and user preferences.

### What information do I need to input into Flange Hole Marker Pro?

The primary inputs required for Flange Hole Marker Pro are the pitch circle diameter (PCD) or bolt-hole circle diameter (BCD) of the flange.

### Who would benefit most from using Flange Hole Marker Pro?

This app is highly beneficial for professionals working in the fabrication of process equipment, such as pressure vessels, heat exchangers, storage tanks, reactors, and heavy engineering equipment, where accurate bolt hole marking is crucial.

### How often is Flange Hole Marker Pro updated?

The latest version of Flange Hole Marker Pro is 2.0, and it was last updated on May 31, 2023. This indicates a commitment to maintaining and improving the application.

### What is the price of Flange Hole Marker Pro?

Flange Hole Marker Pro is a paid application, available for a one-time purchase of $2.99.

### Does Flange Hole Marker Pro have ads?

No, Flange Hole Marker Pro does not contain advertisements. Users can utilize its features without interruption.

### On which devices can I use Flange Hole Marker Pro?

Flange Hole Marker Pro is available for iPhone and iPad devices, making it accessible to a wide range of Apple users.

## Version history (last 2 releases)

### 2.0 — 2023-05-31

Unit Setting Option for mm/inches added.
decimal fraction chart added.
keyboard dismiss issue resolved.
App Upadet for Higher SDK Level for latest version support.
App Theme Changed.
App UI Design Changed.
App Navigation Changed.
fix app stability and performance issue.
improve user experience.
fix minor bugs.

### 1.0 — 2019-11-06

No release notes.

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## More apps by Imran Pinjara

- [Screw Flight Pro](https://appshunter.io/ios/app/screw-flight-pro/id1484488782)
- [Miter Bend Pro](https://appshunter.io/ios/app/miter-bend-pro/id1484821889)
- [Pressure Vessel Heads Pro](https://appshunter.io/ios/app/pressure-vessel-heads-pro/id1486607999)
- [Petal Layout Pro](https://appshunter.io/ios/app/petal-layout-pro/id1486823832)
- [Pump Calculator](https://appshunter.io/ios/app/pump-calculator/id1487084383)

All apps by Imran Pinjara: https://appshunter.io/developer/1484488781

## Related topics

[flange hole marker pro](https://appshunter.io/ios/topics/flange-hole-marker-pro) · [flange hole marker calc](https://appshunter.io/ios/topics/flange-hole-marker-calc) · [flange hole marker](https://appshunter.io/ios/topics/flange-hole-marker) · [flange hole marker calculator](https://appshunter.io/ios/topics/flange-hole-marker-calculator)

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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 2026-08-27.*