# 钢材清单 vs 重拾记忆

The clearest difference is ads: 重拾记忆 at none against 钢材清单's shown. 重拾记忆 also leads on update cadence (every 4 weeks vs every 15 months). 钢材清单's advantage is iOS requirement (13.0 vs 15.0). On price, in-app purchases 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 重拾记忆 sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

钢材清单 ships an update every 15 months, 重拾记忆 every 4 weeks. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | 钢材清单 | 重拾记忆 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 73.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 15 months | **Every 4 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 5 MB | 1 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [疆 边](https://appshunter.io/developer/1124320934) | [诚 张](https://appshunter.io/developer/1526266877) |

## 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 |


### 重拾记忆

[App page](https://appshunter.io/ios/app/id6499131140)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| per month | $0.99 | per month |
| per year | $9.99 | per year |


## Frequently asked questions

### Is 钢材清单 free?

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

### Is 重拾记忆 free?

重拾记忆 is free to download, with in-app purchases available.

### Do 钢材清单 or 重拾记忆 have ads?

钢材清单 shows ads; 重拾记忆 does not.

### Which is updated more often, 钢材清单 or 重拾记忆?

钢材清单 ships an update every 15 months, and 重拾记忆 every 4 weeks. Most recently, 钢材清单 was updated on October 29, 2026 and 重拾记忆 on October 27, 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.*