# SteelPropCap vs ElbowCalc

The clearest difference is in-app purchases: SteelPropCap at none against ElbowCalc's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. ElbowCalc sells 1 one-off in-app purchase. SteelPropCap asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 6 months. The most recent releases landed on October 5, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | SteelPropCap | ElbowCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (7 ratings)](https://appshunter.io/ios/app/elbowcalc-flat-pattern-maker/id6753796014/reviews)** |
| Number of ratings | — | **7** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | Every 6 months |
| Monetization | — | Free with in-app purchases |
| Size | 4 MB | 37 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [CRAIG M SINCLAIR](https://appshunter.io/developer/1698818959) | [Sachinbhai Surani](https://appshunter.io/developer/1838685550) |

## What reviewers say

### SteelPropCap

[App page](https://appshunter.io/ios/app/steelpropcap/id6452239956)

**Features:** macOS Compatibility

**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 SteelPropCap free?

SteelPropCap is free to download, with no in-app purchases.

### Is ElbowCalc free?

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

### Do SteelPropCap or ElbowCalc have ads?

Neither SteelPropCap nor ElbowCalc shows ads.

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

SteelPropCap ships an update every 6 months, and ElbowCalc every 6 months. Most recently, SteelPropCap was updated on October 5, 2026 and ElbowCalc on October 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.*