# UN Metric Threads Calculator — UN, Metric Threads Dimensions

> Calculates UN and Metric thread dimensions for machinists and engineers. (iPhone/iPad app by Greater Bear Inc..)

- Source: https://appshunter.io/ios/app/un-metric-threads-calculator/id1661706043 (this page in markdown: same URL + `.md`)
- Developer: [Greater Bear Inc.](https://appshunter.io/developer/1661706045)
- Category: Utilities, Productivity
- Price: $9.99 (on sale, was $17.99)
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 14.0 · 47 MB
- Released: 2023-01-02
- Data updated: 2026-07-24
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/un-metric-threads-calculator/id1661706043/reviews.md

## What is UN Metric Threads Calculator?

Calculate all dimensions of UN and Metric Threads

By giving thread size and pitch, the app will calculate all dimensions need for thread profile such as major, minor, pitch diameter.

App will give out the overwrite measuring number to check the pitch diameter instead of using thread pitch micrometer.

Support standard and custom UN/Metric threads.

Precision guarantee.

App is ideally used by machinist, mechanical engineers and other trade related to heavy industrial field.

## Key features

- Calculate major, minor, and pitch diameters
- Overwrite measuring number for pitch diameter
- Support for standard UN/Metric threads
- Support for custom UN/Metric threads
- Precision guarantee


## Frequently asked questions about UN Metric Threads Calculator

### What thread types does UN Metric Threads Calculator support?

UN Metric Threads Calculator supports both standard and custom UN and Metric threads, offering flexibility for various engineering and machining needs.

### What specific dimensions can be calculated with UN Metric Threads Calculator?

The app calculates all essential dimensions for thread profiles, including major diameter, minor diameter, and pitch diameter.

### Does UN Metric Threads Calculator offer any unique features for checking pitch diameter?

Yes, the app provides an overwrite measuring number specifically designed to check the pitch diameter, offering an alternative to using a thread pitch micrometer.

### What is the price of UN Metric Threads Calculator?

UN Metric Threads Calculator is a paid application priced at $17.99.

### Is UN Metric Threads Calculator available on Android devices?

Based on the provided data, UN Metric Threads Calculator is supported on iPhone and iPad, but Android compatibility is not specified.

### How often is UN Metric Threads Calculator updated?

The latest version is 3.1, and the app was last updated on April 5, 2026, indicating a recent update.

### What is the age rating for UN Metric Threads Calculator?

UN Metric Threads Calculator has an age rating of 4+, making it suitable for a wide range of users.

### Does UN Metric Threads Calculator have ads?

No, UN Metric Threads Calculator does not contain advertisements.

## Version history (last 4 releases)

### 3.1 — 2026-04-05

- Improved decimal input with support for multiple regional formats
- Layout changed

### 3.0 — 2026-03-30

More dynamic layout.
Disable screen orientation.

### 2.0 — 2023-01-24

App Icon changed

### 1.0 — 2023-01-02

No release notes.

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## More apps by Greater Bear Inc.

- [Stub Acme and Buttress threads](https://appshunter.io/ios/app/stub-acme-and-buttress-threads/id1665818464)

All apps by Greater Bear Inc.: https://appshunter.io/developer/1661706045

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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 2026-07-24.*