# PipingData vs ElbowCalc

The clearest difference is price: ElbowCalc at Free against PipingData's $4.99. ElbowCalc also leads on update cadence (every 5 weeks vs every 3 months) and iOS requirement (13.0 vs 15.1). PipingData's advantage is in-app purchases (none vs 1). On ads and device support there is nothing between them.

ElbowCalc is free to download; PipingData costs $4.99 up front. ElbowCalc sells 1 one-off in-app purchase. PipingData asks for nothing beyond the download.

PipingData ships an update every 3 months, ElbowCalc every 5 weeks. The most recent releases landed on September 22, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | PipingData | ElbowCalc |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | — | **[4.3 (7 ratings)](https://appshunter.io/ios/app/elbowcalc-flat-pattern-maker/id6753796014/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 32 MB | 37 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | +4 |
| Developer | [ELM-web](https://appshunter.io/developer/1460558731) | [Sachinbhai Surani](https://appshunter.io/developer/1838685550) |

## What reviewers say

### PipingData

[App page](https://appshunter.io/ios/app/pipingdata/id6477729206)

Visualize industrial piping data with an intuitive interface. Explore results instantly by hovering over components, and generate printable templates for branch connections. Supports multiple languages and unit conversions.

**Highlights:** Interactive piping component visualization, Data exploration via hovering, Printable branch connection templates, Multi-language support (19 languages), Inch/mm unit conversion, Downloadable industrial documents

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

**In-app purchases:** none


### ElbowCalc

[App page](https://appshunter.io/ios/app/elbowcalc-flat-pattern-maker/id6753796014)

This professional tool assists engineers and fabricators in quickly calculating and visualizing flat patterns for elbows and reducers. It provides instant pattern graphs with cut coordinates to streamline fabrication and minimize material waste.

**Highlights:** Calculate various elbow types, Generate flat pattern graphs, Supports reducer bends, Provides cut coordinates, Fast and precise calculations, Share and save results

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime premium | $19.99 | one-time |


## Frequently asked questions

### Is PipingData free?

PipingData costs $4.99, with no in-app purchases.

### Is ElbowCalc free?

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

### Do PipingData or ElbowCalc have ads?

Neither PipingData nor ElbowCalc shows ads.

### Which is updated more often, PipingData or ElbowCalc?

PipingData ships an update every 3 months, and ElbowCalc every 5 weeks. Most recently, PipingData was updated on September 22, 2026 and ElbowCalc on September 10, 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.*