# 钢材清单 vs Metal +

The clearest difference is ads: Metal + at none against 钢材清单's shown. Metal + also leads on update cadence (every 4 months vs every 15 months). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. 钢材清单 sells 3 in-app purchases, starting at $0.99 per month and Metal + sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

钢材清单 ships an update every 15 months, Metal + every 4 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | 钢材清单 | Metal + |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (12 ratings)](https://appshunter.io/ios/app/metal-plus/id6446039096/reviews)** |
| Number of ratings | — | **12** |
| Positive reviews | 73.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 15 months | **Every 4 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 5 MB | 5 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [疆 边](https://appshunter.io/developer/1124320934) | [Mohamed Saad](https://appshunter.io/developer/1291109619) |

## What reviewers say

### 钢材清单

[App page](https://appshunter.io/ios/app/id1297108312)

This app calculates the weight and cost of various steel materials based on type, length, and quantity. It offers custom input options, price and tax calculations, and data export to CSV. A free version has limitations on steel types and saved lists.

**Highlights:** Supports 29 types of steel, Automatic weight calculation, Custom material input, Price and tax calculation, Export to CSV, Trash recovery, iCloud data sync

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 正式版 | $0.99 | per month |
| 正式版 | $3.49 | per year |
| 完整版 | $6.99 | one-time |


### Metal +

[App page](https://appshunter.io/ios/app/metal-plus/id6446039096)

Easily calculate the weight and price of various metal forms and alloys. Save your projects and access calculations offline. This tool supports multiple units and metal types for precise results.

**Highlights:** Calculate weight of round, sheet, tube, rectangle forms, Supports steel, aluminum, nickel, copper, gold, silver alloys, Calculate paint surface area, Weight converter, Price per kilogram/ton converter, Save items and projects, Offline functionality

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |


## Frequently asked questions

### Is 钢材清单 free?

钢材清单 is free to download, with in-app purchases available.

### Is Metal + free?

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

### Do 钢材清单 or Metal + have ads?

钢材清单 shows ads; Metal + does not.

### Which is updated more often, 钢材清单 or Metal +?

钢材清单 ships an update every 15 months, and Metal + every 4 months. Most recently, 钢材清单 was updated on November 3, 2026 and Metal + on November 3, 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.*