# Pipe Fitting & ASME Toolbox vs Pipe Calc

The clearest difference is update cadence: Pipe Calc at every 5 days against Pipe Fitting & ASME Toolbox's every 4 months. Pipe Fitting & ASME Toolbox's advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Pipe Fitting & ASME Toolbox sells 1 one-off in-app purchase and Pipe Calc sells 5 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Pipe Fitting & ASME Toolbox ships an update every 4 months, Pipe Calc every 5 days. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Pipe Fitting & ASME Toolbox | Pipe Calc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (21 ratings)](https://appshunter.io/ios/app/pipe-fitting-and-asme-toolbox/id6752763143/reviews)** | — |
| Number of ratings | **21** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 210 MB | 29 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ashvin Kevadiya](https://appshunter.io/developer/1756324971) | [Gun woo Kim](https://appshunter.io/developer/1700263119) |

## What reviewers say

### 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 |


### Pipe Calc

[App page](https://appshunter.io/ios/app/pipe-calc-pipefitter-offsets/id6786981763)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $2.99 | per month |
| Pro Yearly | $24.99 | per year |
| Lifetime Pro · Supporter I | $29.99 | one-time |
| Lifetime Pro · Supporter II | $39.99 | one-time |
| Lifetime Pro · Supporter III | $59.99 | one-time |


## Frequently asked questions

### Is Pipe Fitting & ASME Toolbox free?

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

### Is Pipe Calc free?

Pipe Calc is free to download, with in-app purchases available.

### Do Pipe Fitting & ASME Toolbox or Pipe Calc have ads?

Neither Pipe Fitting & ASME Toolbox nor Pipe Calc shows ads.

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

Pipe Fitting & ASME Toolbox ships an update every 4 months, and Pipe Calc every 5 days. Most recently, Pipe Fitting & ASME Toolbox was updated on November 6, 2026 and Pipe Calc on November 5, 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.*