# Offset Pipe Calculator vs Piping Engineering Toolbox

The clearest difference is price: Piping Engineering Toolbox at Free against Offset Pipe Calculator's $1.99. Piping Engineering Toolbox also leads on rating (3.7 vs 3.0). Offset Pipe Calculator's advantage is in-app purchases (none vs 4). On ratings volume, update cadence, ads and device support there is nothing between them.

Piping Engineering Toolbox is free to download; Offset Pipe Calculator costs $1.99 up front. Piping Engineering Toolbox sells 4 in-app purchases, starting at $1.99 per 7 days. Offset Pipe Calculator asks for nothing beyond the download.

Piping Engineering Toolbox holds the better App Store score, 3.7 against 3.0. Both are backed by a comparable volume of ratings — 4 and 9 respectively.

Offset Pipe Calculator ships an update every 4 months, Piping Engineering Toolbox every 3 months. The most recent releases landed on September 22, 2026 and August 26, 2026 respectively.

## The numbers

| Metric | Offset Pipe Calculator | Piping Engineering Toolbox |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [3.0 (4 ratings)](https://appshunter.io/ios/app/offset-pipe-calculator/id1671140383/reviews) | **[3.7 (9 ratings)](https://appshunter.io/ios/app/piping-engineering-toolbox/id6654914337/reviews)** |
| Number of ratings | 4 | **9** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 32 MB | 61 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kantaben Gorasiya](https://appshunter.io/developer/1640260396) | [Shital Gorasiya](https://appshunter.io/developer/1737199158) |

## What reviewers say

### Offset Pipe Calculator

[App page](https://appshunter.io/ios/app/offset-pipe-calculator/id1671140383)

This tool simplifies complex piping calculations for professionals. It accurately computes offset measurements, angles, and pipe lengths, reducing errors and saving time for those in construction, plumbing, and engineering.

**Highlights:** Accurate offset calculations, Supports multiple fittings, Professional-grade tool, Easy data entry, Detailed output

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

**In-app purchases:** none


### Piping Engineering Toolbox

[App page](https://appshunter.io/ios/app/piping-engineering-toolbox/id6654914337)

This app provides piping engineers with essential tools, dimensions, and standards for design and analysis. It includes calculators, checklists, software shortcuts, and educational resources to streamline work and enhance knowledge.

**Highlights:** Pipe wall thickness calculator, Branch reinforcement calculator, Piping checklists, Fitting dimensions, Software shortcuts (AutoCAD, MicroStation), Piping standards references (ASME, ASTM), Industry blog and quizzes

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $1.99 | per 7 days |
| Monthly Premium | $3.99 | per month |
| Yearly Premium | $7.99 | per year |
| Lifetime Premium | $12.99 | one-time |


## Frequently asked questions

### Is Offset Pipe Calculator free?

Offset Pipe Calculator costs $1.99, with no in-app purchases.

### Is Piping Engineering Toolbox free?

Piping Engineering Toolbox is free to download, with in-app purchases available.

### Which has better reviews, Offset Pipe Calculator or Piping Engineering Toolbox?

Piping Engineering Toolbox is rated higher. Offset Pipe Calculator averages 3.0 out of 5 from 4 ratings, while Piping Engineering Toolbox averages 3.7 from 9 ratings.

### Do Offset Pipe Calculator or Piping Engineering Toolbox have ads?

Neither Offset Pipe Calculator nor Piping Engineering Toolbox shows ads.

### Which is updated more often, Offset Pipe Calculator or Piping Engineering Toolbox?

Offset Pipe Calculator ships an update every 4 months, and Piping Engineering Toolbox every 3 months. Most recently, Offset Pipe Calculator was updated on September 22, 2026 and Piping Engineering Toolbox on August 26, 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.*