# Pipe Guide Calculator vs Pipe Fitting & ASME Toolbox

The clearest difference is rating: Pipe Fitting & ASME Toolbox at 4.9 against Pipe Guide Calculator's 3.0. Pipe Fitting & ASME Toolbox also leads on update cadence (every 4 months vs every 12 months) and ratings volume (21 vs 4). Pipe Guide Calculator's advantage is in-app purchases (none vs 1). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. Pipe Fitting & ASME Toolbox sells 1 one-off in-app purchase. Pipe Guide Calculator asks for nothing beyond the download.

Pipe Fitting & ASME Toolbox holds the better App Store score, 4.9 against 3.0. That said, the two scores are not equally well evidenced: Pipe Fitting & ASME Toolbox has 21 ratings behind it against 4, so its average is the more settled of the two. Written reviews split almost evenly too, at 0% and 0% positive.

Pipe Guide Calculator ships an update every 12 months, Pipe Fitting & ASME Toolbox every 4 months. The most recent releases landed on November 2, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Pipe Guide Calculator | Pipe Fitting & ASME Toolbox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (4 ratings)](https://appshunter.io/ios/app/pipe-guide-calculator/id1076615988/reviews) | **[4.9 (21 ratings)](https://appshunter.io/ios/app/pipe-fitting-and-asme-toolbox/id6752763143/reviews)** |
| Number of ratings | 4 | **21** |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 4 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 19 MB | 210 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [IT Welding Sweden AB](https://appshunter.io/developer/1076615987) | [Ashvin Kevadiya](https://appshunter.io/developer/1756324971) |

## What reviewers say

### Pipe Guide Calculator

[App page](https://appshunter.io/ios/app/pipe-guide-calculator/id1076615988)

This utility app provides essential calculations for pipe fitting, eliminating the need for reference tables. Designed by a welder for welders, it aims to save time and streamline work processes.

**Highlights:** All necessary computations in one place, Useful calculations for pipe fitting, Eliminates the need for tables, Saves time on the job, Designed for welders

**Features:** macOS Compatibility

**In-app purchases:** none


### Pipe Fitting & ASME Toolbox

[App page](https://appshunter.io/ios/app/pipe-fitting-and-asme-toolbox/id6752763143)

Access essential piping engineering data, standards, and smart calculators for professionals and students. Covers ASME standards, pipe and flange dimensions, fitting details, and valve sizes. Includes daily tips and quizzes to enhance knowledge.

**Highlights:** Engineering calculators, Piping data and standards, Pipe dimensions, Flange dimensions, Fitting dimensions, Valve dimensions, Daily tips and quiz

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Premium | $9.99 | one-time |


## Frequently asked questions

### Is Pipe Guide Calculator free?

Pipe Guide Calculator is free to download, with no in-app purchases.

### Is Pipe Fitting & ASME Toolbox free?

Pipe Fitting & ASME Toolbox is free to download, with in-app purchases available.

### Which has better reviews, Pipe Guide Calculator or Pipe Fitting & ASME Toolbox?

Pipe Fitting & ASME Toolbox is rated higher. Pipe Guide Calculator averages 3.0 out of 5 from 4 ratings, while Pipe Fitting & ASME Toolbox averages 4.9 from 21 ratings.

### Do Pipe Guide Calculator or Pipe Fitting & ASME Toolbox have ads?

Neither Pipe Guide Calculator nor Pipe Fitting & ASME Toolbox shows ads.

### Which is updated more often, Pipe Guide Calculator or Pipe Fitting & ASME Toolbox?

Pipe Guide Calculator ships an update every 12 months, and Pipe Fitting & ASME Toolbox every 4 months. Most recently, Pipe Guide Calculator was updated on November 2, 2026 and Pipe Fitting & ASME Toolbox on November 8, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*