# Flat Pattern Cone Calculator vs Piping Engineering Toolbox

The clearest difference is rating: Flat Pattern Cone Calculator at 4.3 against Piping Engineering Toolbox's 3.7. Flat Pattern Cone Calculator also leads on ratings volume (92 vs 9). Piping Engineering Toolbox's advantage is ads (none vs shown) and update cadence (every 3 months vs every 12 months). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Flat Pattern Cone Calculator sells 3 in-app purchases, starting at $3.99 per 7 days and Piping Engineering Toolbox sells 4 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Flat Pattern Cone Calculator holds the better App Store score, 4.3 against 3.7. That said, the two scores are not equally well evidenced: Flat Pattern Cone Calculator has 92 ratings behind it against 9, so its average is the more settled of the two. Written reviews complicate that: 40% of Flat Pattern Cone Calculator's written reviews are positive against 50% of Piping Engineering Toolbox's, so the app with the better star average is not the one people write more warmly about.

Flat Pattern Cone Calculator ships an update every 12 months, Piping Engineering Toolbox every 3 months. The most recent releases landed on October 15, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Flat Pattern Cone Calculator | Piping Engineering Toolbox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (92 ratings)](https://appshunter.io/ios/app/flat-pattern-cone-calculator/id1576156406/reviews)** | [3.7 (9 ratings)](https://appshunter.io/ios/app/piping-engineering-toolbox/id6654914337/reviews) |
| Number of ratings | **92** | 9 |
| Positive reviews | 40.0% of reviews | **50.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 12 months | **Every 3 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 69 MB | 61 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bhavinkumar Satashiya](https://appshunter.io/developer/1361485921) | [Shital Gorasiya](https://appshunter.io/developer/1737199158) |

## What reviewers say

### Flat Pattern Cone Calculator

[App page](https://appshunter.io/ios/app/flat-pattern-cone-calculator/id1576156406)

Calculates the parameters needed to create flat patterns for right, oblique, or truncated cones from sheet materials. Ideal for students and engineers needing precise cone development information.

**Highlights:** Calculates right cone patterns, Calculates oblique cone patterns, Calculates truncated cone patterns, Supports sheet metal development, Provides detailed cone parameters

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Access | $3.99 | per 7 days |
| Yearly Access | $19.99 | per year |
| Lifetime Access | $39.99 | one-time |


### 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 Flat Pattern Cone Calculator free?

Flat Pattern Cone Calculator is free to download, with in-app purchases available.

### Is Piping Engineering Toolbox free?

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

### Which has better reviews, Flat Pattern Cone Calculator or Piping Engineering Toolbox?

Flat Pattern Cone Calculator is rated higher. Flat Pattern Cone Calculator averages 4.3 out of 5 from 92 ratings, while Piping Engineering Toolbox averages 3.7 from 9 ratings.

### Do Flat Pattern Cone Calculator or Piping Engineering Toolbox have ads?

Flat Pattern Cone Calculator shows ads; Piping Engineering Toolbox does not.

### Which is updated more often, Flat Pattern Cone Calculator or Piping Engineering Toolbox?

Flat Pattern Cone Calculator ships an update every 12 months, and Piping Engineering Toolbox every 3 months. Most recently, Flat Pattern Cone Calculator was updated on October 15, 2026 and Piping Engineering Toolbox on September 24, 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.*