# Gagemaker MRP 5B Calculator

> API 5B connection ovality and standoff calculator based on crest diameter readings. (iPhone/iPad app by Crocodile Software Corporation.)

- Source: https://appshunter.io/ios/app/gagemaker-mrp-5b-calculator/id1350017207 (this page in markdown: same URL + `.md`)
- Developer: [Crocodile Software Corporation](https://appshunter.io/developer/1091512831)
- Category: Productivity
- Price: Free
- Rating: 4.00/5 from 4 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 9.0 · 86 MB
- Released: 2018-03-02
- Data updated: 2026-06-10
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/gagemaker-mrp-5b-calculator/id1350017207/reviews.md

## What is Gagemaker MRP 5B Calculator?

Gagemaker’s MRP® 5B Calculator allows you to calculate ovality and standoff of your API 5B connections based on your crest diameter readings. Formulas and data comply with the Sixteenth Edition of API 5B. Simply input the values from your inspection with an MRP®  crest diameter and ovality gage and our calculator will provide you with the ovality and standoff, as well as inform you that these results meet the published requirements.

## Key features

- Calculate ovality
- Calculate standoff
- API 5B compliance
- Input crest diameter readings
- Check against published requirements

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/gagemaker-mrp-5b-calculator/id1350017207/reviews.md

### 1/5 — Rated

*2020-01-17*

This app does not work at all. You cannot create an account without getting an error code. Since you cannot use the app functions without creating it accounts, it renders the entire app useless.

## Frequently asked questions about Gagemaker MRP 5B Calculator

### What API 5B edition does Gagemaker MRP 5B Calculator use?

Gagemaker MRP 5B Calculator uses formulas and data that comply with the Sixteenth Edition of API 5B.

### What information do I need to input into Gagemaker MRP 5B Calculator?

You need to input the crest diameter readings from your inspection with an MRP® crest diameter and ovality gage.

### What results does Gagemaker MRP 5B Calculator provide?

The calculator provides you with the ovality and standoff of your API 5B connections and informs you if these results meet the published requirements.

### Is Gagemaker MRP 5B Calculator available on Android?

Based on the provided data, Gagemaker MRP 5B Calculator is available for iPhone, iPad, and iPod.

### How often is Gagemaker MRP 5B Calculator updated?

The latest version is 1.3, and it was last updated on September 3, 2019. This indicates infrequent updates.

### What is the age rating for Gagemaker MRP 5B Calculator?

Gagemaker MRP 5B Calculator has an age rating of 4+, making it suitable for a wide audience.

### Does Gagemaker MRP 5B Calculator have ads?

No, Gagemaker MRP 5B Calculator does not contain advertisements.

### What is the user rating for Gagemaker MRP 5B Calculator?

Gagemaker MRP 5B Calculator has a rating of 4.0 stars based on 4 ratings.

## Version history (last 4 releases)

### 1.3 — 2019-09-03

Bug fixes.

### 1.2 — 2019-05-01

Added coupling tab functionality.

### 1.1 — 2018-09-21

Big fixes and improvements

### 1.0 — 2018-03-02

No release notes.

## More apps by Crocodile Software Corporation

- [H&O Grounds](https://appshunter.io/ios/app/h-and-o-grounds/id1091512832)

All apps by Crocodile Software Corporation: https://appshunter.io/developer/1091512831

---

*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 2026-06-10.*