# UNION Developers vs Metal Weight Calculator Pro

The clearest difference is iOS requirement: UNION Developers at 12.0 against Metal Weight Calculator Pro's 15.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | UNION Developers | Metal Weight Calculator Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (20 ratings)](https://appshunter.io/ios/app/metal-weight-calculator-pro/id6749879113/reviews)** |
| Number of ratings | — | **20** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Monetization | — | Free |
| Size | 49 MB | 6 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Connect Solution](https://appshunter.io/developer/1824124076) | [Vaghani Keyur](https://appshunter.io/developer/1164464860) |

## What reviewers say

### UNION Developers

[App page](https://appshunter.io/ios/app/union-developers/id6748055828)

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

**In-app purchases:** none


### Metal Weight Calculator Pro

[App page](https://appshunter.io/ios/app/metal-weight-calculator-pro/id6749879113)

Quickly estimate the weight of various metals and alloys for engineering, fabrication, and construction. Supports multiple shapes like sheets, pipes, bars, plates, and beams, with customizable units and density settings.

**Highlights:** Calculate weight for sheets, pipes, bars, plates, and beams, Supports steel, aluminum, copper, brass, stainless steel, and alloys, Switch between metric and imperial units, Adjust metal density for custom alloys, Save and share calculation results, Estimate weight per piece or total quantity

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

**In-app purchases:** none


## Frequently asked questions

### Is UNION Developers free?

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

### Is Metal Weight Calculator Pro free?

Metal Weight Calculator Pro is free to download, with no in-app purchases.

### Do UNION Developers or Metal Weight Calculator Pro have ads?

Neither UNION Developers nor Metal Weight Calculator Pro shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*